Latest Update：2023/02/15 09:49:06

MUKAI Hitoshi

Researcher Name: MUKAI Hitoshi

Div (Section) name/title: Center for Climate Change Adaptation／Director

Research Subject: Global cycle of greenhouse gases and other components and climate change impact-adaptation

Degree(s): doctor of engineering

Professional Qualification(s): Chemistry,Chemical Engineering,Earth Science

Environmental Speciality Field: global warming,trans-boundary pollution,environmental chemistry

Keyword(s): isotope ratio,carbon dioxide,ozone,greenhouse gas,airborne particulate matter,lead,climate change impact,climate change adaptation

Membership of Academic Society: Japanese Society for Atmospheric Environment,Society of Environmetal Science,The Geochemical Society of Japan

Research Subject

Fiscal Year: 2022
- 26020 : -
- 26021 : Climate change adaptation domain: Foresight and Advanced Basic Research
- 26042 : Developing the techniques for environmental analyses using the accelerator mass spectrometry
- 26094 : Long-term observation of atmospheric oxygen and carbon dioxide isotopes to monitor the impact of global warming on the Earth
- 26293 : Intellectual research infrastructure development：Systematic monitoring, development of information on impact prediction and adaptation, and development of tools in the field of climate change adaptation
- 26294 : Intellectual research infrastructure development: Joint research on climate change adaptation with local climate change adaptation centers
- 26295 : Quality control for ozone measurement scale in Japan
Fiscal Year: 2021
- 25545 : -
- 25648 : Long-term observation of atmospheric oxygen and carbon dioxide isotopes to monitor the impact of global warming on the Earth
- 25660 : Elucidation on regional and meteorological factors of photochemical oxidants and PM2.5 pollution
- 25673 : Climate change adaptation domain: Foresight and Advanced Basic Research
- 25674 : Intellectual research infrastructure development：Systematic monitoring, development of information on impact prediction and adaptation, and development of tools in the field of climate change adaptation
- 25697 : Intellectual research infrastructure development: Joint research on climate change adaptation with local climate change adaptation centers
- 25953 : Developing the techniques for environmental analyses using the accelerator mass spectrometry
Fiscal Year: 2020
- 25113 : Long-term Monitoring and Database for Global Environmental Research and Supporting for Related Activities
- 25127 : Center for Climate Change Adaptation (CCCA)
- 25128 : Study on Multi-scale Evaluation System for GHG Variation and Mitigation
- 25327 : Studies on Advancing the Methods for Climate Change Impacts Assessment
- 25384 : Development of analytical methods for environmental samples using AMS
- 25411 : Atmospheric and Oceanic Monitoring
- 25434 : Elucidation on regional and meteorological factors of photochemical oxidants and PM2.5 pollution
Fiscal Year: 2019
- 24708 : Study on Multi-scale Evaluation System for GHG Variation and Mitigation
- 24745 : Long-term Monitoring and Database for Global Environmental Research and Supporting for Related Activities
- 24757 : Center for Climate Change Adaptation (CCCA)
- 24975 : Studies on Advancing the Methods for Climate Change Impacts Assessment
Fiscal Year: 2018
- 24291 : Study on multi-scale evaluation system for GHG variation and mitigation
- 24315 : Long-term monitoring and database for global environmental research and supporting for related activities
- 24340 : Climate Change Strategy Collaboration Office
- 24442 : Quality control for ozone measurement scale in Japan
- 24467 : Integrated observational study of oxygen and isotopes of carbon dioxide in the atmosphere to investigate the climate responses of the global carbon cycle
- 24595 : Entrustment of Investigations for Information Platform on Adaptation to Climate Change.
- 24615 : Development of analytical methods for environmental samples using AMS
Fiscal Year: 2017
- 23837 : Study on multi-scale evaluation system for GHG variation and mitigation
- 23843 : Low-carbon research program
- 23849 : Global Environmental Research
- 23858 : Satellite Observation Research Project
- 23861 : Climate Change Strategy Collaboration Office
- 23877 : Long-term monitoring and database for global environmental research and supporting for related activities
- 24051 : Integrated observational study of oxygen and isotopes of carbon dioxide in the atmosphere to investigate the climate responses of the global carbon cycle
- 24131 : Development of analytical methods for environmental samples using AMS
- 24146 : Atmospheric and Oceanic Monitoring
- 24168 : Quality control for ozone measurement scale in Japan
Fiscal Year: 2016
- 23390 : Global Environmental Research
- 23398 : Low-carbon research program
- 23399 : Study on multi-scale evaluation system for GHG variation and mitigation
- 23440 : Satellite Observation Research Project
- 23443 : Climate Change Strategy Collaboration Office
- 23470 : Long-term monitoring and database for global environmental research and supporting for related activities
- 23501 : Integrated observational study of oxygen and isotopes of carbon dioxide in the atmosphere to investigate the climate responses of the global carbon cycle
- 23731 : Quality control for ozone measurement scale in Japan
- 23735 : Atmospheric and Oceanic Monitoring
Fiscal Year: 2015
- 22983 : Global Environmental Research
- 22991 : Climate Change Research Program
- 22992 : Study on characteristics of GHG in the atmosphere and outlook of their future concentration
- 23004 : Evaluation of multi-scale air pollution by integration of observation and model
- 23026 : Long-term monitoring and database for global environmental research and supporting for related activities
- 23095 : Integrated observational study of oxygen and isotopes of carbon dioxide in the atmosphere to investigate the climate responses of the global carbon cycle
- 23107 : Study on air pollutants and greenhouse gases based on long-term monitoring in remote area
- 23190 : Atmospheric and Oceanic Monitoring
- 23336 : Quality controle for ozone measurement scale in Japan
- 23347 : A feasibility study for the development of an observation network targeting greenhouse gases and related materials and their budget in the Asia-Pacific
Fiscal Year: 2014
- 22571 : Global Environmental Research
- 22580 : Study on characteristics of GHG in the atmosphere and outlook of their future concentration
- 22592 : Evaluation of multi-scale air pollution by integration of observation and model
- 22614 : Long-term monitoring and database for global environmental research and supporting for related activities
- 22670 : Development and maintenance of global environment database
- 22673 : Characterization and quantification of global methane emissions by utilizing GOSAT and in-situ measurements
- 22676 : Long-term, comprehensive observations of long-lived greenhouse gases and short-lived climate forcers in Asia and Oceania regions
- 22677 : Promotion of Pasoh observation platform as a flagship site for Asian tropical ecosystems - Studies on impacts of climate change on resilience and vulnerability of biodiversity and ecosystem functions -
- 22724 : Integrated observational study of oxygen and isotopes of carbon dioxide in the atmosphere to investigate the climate responses of the global carbon cycle
- 22851 : The potential of carbon sink/source of Japanese Forest soils
- 22852 : Study on ecological matter cycle in Southeast Asian tropical forests by long-term measurement of soil CO2 efflux
- 22920 : Atmospheric and Oceanic Monitoring
- 22939 : Study on air pollutants and greenhouse gases based on long-term monitoring in remote area
Fiscal Year: 2013
- 22155 : Global Environmental Research
- 22163 : Climate Change Research Program
- 22164 : Study on characteristics of GHG in the atmosphere and outlook of their future concentration
- 22176 : Evaluation of multi-scale air pollution by integration of observation and model
- 22198 : Long-term monitoring and database for global environmental research and supporting for related activities
- 22217 : Characterization and quantification of global methane emissions by utilizing GOSAT and in-situ measurements
- 22262 : Long-term, comprehensive observations of long-lived greenhouse gases and short-lived climate forcers in Asia and Oceania regions
- 22280 : Study on air pollutants and greenhouse gases based on long-term monitoring in remote area
- 22295 : Long-term observation of oxygen and isotopes of carbon dioxide in the atmosphere to evaluate the global budget of carbon dioxide
- 22362 : Development and maintenance of global environment database
- 22379 : Atmospheric and Oceanic Monitoring
- 22537 : Study on ecological matter cycle in Southeast Asian tropical forests by long-term measurement of soil CO2 efflux
- 22538 : The potential of carbon sink/source of Japanese Forest soils
Fiscal Year: 2012
- 21735 : Study on characteristics of GHG in the atmosphere and outlook of their future concentration
- 21747 : Evaluation of multi-scale air pollution by integration of observation and model
- 21769 : Long-term Monitoring and database for Global Environmental Research and supporting for related activities
- 21788 : Long-term, comprehensive observations of long-lived greenhouse gases and short-lived climate forcers in Asia and Oceania regions
- 21793 : Long-term observation of oxygen and isotopes of carbon dioxide in the atmosphere to evaluate the global budget of carbon dioxide
- 21896 : Development and maintenance of global environment database
- 21938 : Study on ecological matter cycle in Southeast Asian tropical forests by long-term measurement of soil CO2 efflux
- 21969 : Study on traceability of ozone meansurement in Japan
- 21970 : Study on change in geochemical cycle and tarcers of pollutants
- 22042 : Characterization and quantification of global methane emissions by utilizing GOSAT and in-situ measurements
- 22079 : Observation for evaluation of vulnerability in future warming of the Arctic terrestrial ecosystem and their modeling research
- 22116 : The potential of carbon sink/source of Japanese Forest soils
- 22118 : Atmospheric and Oceanic Monitoring
- 22124 : Establishing Pasoh Facilities as an Observational Base for Studies on Tropical Forest Ecosystems
- 22138 : Development of GHG observation by GOSAT and its data analysis
Fiscal Year: 2011
- 21284 : Study on characteristics of GHG in the atmosphere and outlook of their future concentration
- 21305 : Evaluation of multi-scale air pollution by integration of observation and model
- 21327 : Long-term Monitoring and database for Global Environmental Research and supporting for related activities
- 21404 : Development and maintenance of global environment database
- 21483 : Study on long term observation of trace greenhouse gases in the Asia-Oceania regions
- 21555 : A high-frequency and advanced monitoring study for the halogenated greenhouse gas inventory in East Asia
- 21562 : Long-term observation of oxygen and isotopes of carbon dioxide in the atmosphere to evaluate the global budget of carbon dioxide
- 21585 : Study on change in geochemical cycle and tarcers of pollutants
- 21586 : Study on traceability of ozone meansurement in Japan
- 21595 : Atmospheric and Oceanic Monitoring
- 21643 : The potential of carbon sink/source of Japanese Forest soils
- 21650 : Study on ecological matter cycle in Southeast Asian tropical forests by long-term measurement of soil CO2 efflux
- 21724 : Research and Development for measurement technique of CO2 sink and emission by forest area
Fiscal Year: 2010
- 20857 : Long-term observation of oxygen and isotopes of carbon dioxide in the atmosphere to evaluate the global budget of carbon dioxide
- 20890 : Study on long term observation of trace greenhouse gases in the Asia-Oceania regions
- 21092 : Study on long-term variation mechanisms of greenhouse gas concentrations and their regional characteristics
- 21093 : Study on change in geochemical cycle and tarcers of pollutants
- 21128 : A quantitative analysis of the mechanisms of soil organic carbon accumulation and an experimental evaluation of their effects on climate change
- 21207 : A high-frequency and advanced monitoring study for the halogenated greenhouse gas inventory in East Asia
- 21227 : Atmospheric and Oceanic Monitoring
- 21235 : Study on traceability of ozone meansurement in Japan
Fiscal Year: 2009
- 20544 : Long-term observation of oxygen and isotopes of carbon dioxide in the atmosphere to evaluate the global budget of carbon dioxide
- 20608 : Study on long-term variation mechanisms of greenhouse gas concentrations and their regional characteristics
- 20609 : Study on change in geochemical cycle and tarcers of pollutants
- 20617 : Atmospheric and Oceanic Monitoring
- 20714 : Study on long term observation of trace greenhouse gases in the Asia-Oceania Regions
- 20715 : A high-frequency and advanced monitoring study for the halogenated greenhouse gas inventory in East Asia
- 20721 : A quantitative analysis of the mechanisms of soil organic carbon accumulation and an experimental evaluation of their effects on climate change
- 20729 : Development for monitoring technology related to global warming
- 20732 : Evaluation of the Effect of Global Warming on Soil Respiration of Japanese Forest Ecosystems
Fiscal Year: 2008
- 20267 : An observational study for the halogenated greenhouse gas inventory in East Asia
- 20307 : Study on long-term variation mechanisms of greenhouse gas concentrations and their regional characteristics
- 20308 : Observation of oxygen and isotopes of carbon dioxide in the atmosphere for the detection of the long-term change of the CO2 sinks by land ecosystem and ocean
- 20334 : Atmospheric and Oceanic Monitoring
- 20350 : Study on long term observation of trace greenhouse gases in the Asia-Oceania Regions
Fiscal Year: 2007
- 10376 : Atmospheric and Oceanic Monitoring
- 10406 : Observation of oxygen and isotopes of carbon dioxide in the atmosphere for the detection of the long-term change of the CO2 sinks by land ecosystem and ocean
- 10436 : CO2･O2 budget between atmosphere and ocean in the Western Pacific
- 10439 : Effects on Atmospheric Environment with Forest Fire in East Siberia and its Trans-boundary Air Pollution to Japan
- 10453 : An observational study for the halogenated greenhouse gas inventory in East Asia
- 10574 : Study on long-term variation mechanisms of greenhouse gas concentrations and their regional characteristics
Fiscal Year: 2006
- 10023 : Atmospheric and Oceanic Monitoring
- 10067 : Distribution and sources of non-CO2 greenhouse gases in the Western Pacific
- 10099 : Observation of oxygen and isotopes of carbon dioxide in the atmosphere for the detection of the long-term change of the CO2 sinks by land ecosystem and ocean
- 10158 : CO2･O2 budget between atmosphere and ocean in the Western Pacific
- 10163 : Effects on Atmospheric Environment with Forest Fire in East Siberia and its Trans-boundary Air Pollution to Japan
- 10175 : An observational study for the halogenated greenhouse gas inventory in East Asia
- 10207 : Time Capsule program for environmental specimens
- 10307 : Study on long-term variation mechanisms of greenhouse gas concentrations and their regional characteristics
Fiscal Year: 2005
- 9328 : Global Environmental Monitoring
- 9372 : Study on environmental specimenbanking
- 9396 : Study on the interaction between global climate change and the environment
- 9472 : Database/dissemination system for global environmental monitoring and research.
- 9490 : Estimation of the relative emission strengths from East Asia basen on the short-term vaiations of atmospheric trace gases observed at Hateruma and Ochi-ishi monitoring stations
- 9504 : A feasibility study on the linkage of regional climate change with intra-seasonal and inter-annual variations of ozone and its precursors over Japan
- 9538 : Distribution and sources of non-CO2 greenhouse gases in the Western Pacific
- 9570 : Observation of oxygen and isotopes of carbon dioxide in the atmosphere for the detection of the long-term change of the CO2 sinks by land ecosystem and ocean
- 9653 : CO2･O2 budget between atmosphere and ocean in the Western Pacific
- 9654 : Effects on Atmospheric Environment with Forest Fire in East Siberia and its Trans-boundary Air Pollution to Japan
- 9668 : An observational study for the halogenated greenhouse gas inventory in East Asia
Fiscal Year: 2004
- 8935 : Global Environmental Monitoring
- 9007 : Study on environmental specimenbanking
- 9030 : Study on the interaction between global climate change and the environment
- 9067 : Development of monitoring system for the halocarbon inventory in East Asia
- 9085 : Quantification of trans-boundary air pollution from Asian continent with lead isotope ratio determination of snow fall collected at Mt.Happo
- 9190 : Database/dissemination system for global environmental monitoring and research.
- 9241 : Estimation of the relative emission strengths from East Asia basen on the short-term vaiations of atmospheric trace gases observed at Hateruma and Ochi-ishi monitoring stations
- 9254 : A feasibility study on the linkage of regional climate change with intra-seasonal and inter-annual variations of ozone and its precursors over Japan
- 9320 : Observation of oxygen and isotopes of carbon dioxide in the atmosphere for the detection of the long-term change of the CO2 sinks by land ecosystem and ocean
Fiscal Year: 2003
- 8599 : Global Environmental Monitoring
- 8661 : Analysis of temporal variability of global CO2 sink by using oxygen and isotope ratio in the atmosphere
- 8724 : Study on environmental specimenbanking
- 8748 : Study on the interaction between global climate change and the environment
- 8765 : The development of gravimetric standard gases for measurements of atmospheric O2/N2 ratio
- 8783 : Development of monitoring system for the halocarbon inventory in East Asia
- 8920 : Database/dissemination system for global environmental monitoring and research.
Fiscal Year: 2002
- 8306 : Global Environmental Monitoring
- 8432 : Estimation of sink capacity of anthropogenic carbon dioxide in the Pacific Ocean
- 8444 : Analysis of temporal variability of global CO2 sink by using oxygen and isotope ratio in the atmosphere
- 8506 : Study on environmental specimen banking
- 8530 : Study on the interaction between global climate change and the environment
- 8554 : The development of gravimetric standard gases for measurements of atmospheric O2/N2 ratio
- 8579 : Development of monitoring system for the halocarbon inventory in East Asia
Fiscal Year: 2001
- 8000 : Global Environmental Monitoring
- 8010 : Ocean time series study of biogeochemical processes in the western North Pacific
- 8048 : C-1 Studies on the Development of Matrix for Air Pollutants Emission and Deposition and International Cooperative Field Survey in East Asia
- 8216 : B-9 Estimation of sink capacity of anthropogenic carbon dioxide in the Pacific Ocean<br>(1) Estimation of net flux of carbon dioxide in the Pacific Ocean from data analysis of carbon dioxide in surface seawater<br>(4) Standardization of chemical analysis of carbon dioxide species in seawater designed for data integration of oceanic carbon dioxide data
- 8227 : Analysis of temporal variability of global CO2 sink by using oxygen and isotope ratio in the atmosphere
- 8268 : Study on Environmental Specimen Banking
- 8270 : Study on the interaction between global climate change and the environment

View all

Research Result (Publication)

all
Original Paper
Book
Other Publications

Original Paper
Measurement report: Regional characteristics of seasonal and long-term variations in greenhouse gases at Nainital, India, and Comilla, Bangladesh

Presenter : Nomura S., Naja M., Ahmed M.K., Mukai H., Terao Y., Machida T., Sasakawa M., Patra P. K.
Title : , Atmospheric Chemistry and Physics, 21:16427-16452 (2021)
Original Paper
Detection of fossil-fuel CO2 plummet in China due to COVID-19 by observation at Hateruma

Presenter : Tohjima Y., Patra P. K., Niwa Y., Mukai H., Sasakawa M., Machida T.
Title : , Scientific Reports (2020)
Other Publications
Greenhouse gases and air pollutants monitoring project around Jakarta megacity

Presenter : Nishihashi M., Mukai H., Terao Y., Hashimoto S., Osonoi Y., Boer R., Ardiansyah M., Budianto B., Immanuel G.S., Rakhman A., Nugroho R., Suwedi N., Rifai A., Ihsan I.M., Sulaiman A., Gunawan D., Suharguniyawan E., Nugraha M.S., Wattimena R.C., Ilahi A.F.
Title : , IOP Conference Series: Earth and Environmental Science, 303(1):012038 (2019)
Other Publications
Real Time Air Quality Monitoring System in Three Sites (Bogor, Cibeureum and Serpong)

Presenter : Immanuel G.S., Rakhman A., Budianto B., Boer R., Ardiansyah M., Hamid N., Gumilang I., Nishihashi M., Mukai H., Terao Y., Hashimoto S., Osonoi Y., Nugroho R., Suwedi N., Rifai A., Ihsan I.M., Sulaiman A., Gunawan D., Suharguniyawan E., Nugraha M.S., Wattimena R.C.
Title : , IOP Conference Series: Earth and Environmental Science, 303(1):012055 (2019)
Original Paper
Global carbon budgets estimated from atmospheric O2/N2 and CO2 observations in the western Pacific region over a 15-year period

Presenter : Tohjima Y., Mukai H., Machida T., Hoshina Y., Nakaoka S.
Title : , Atmospheric Chemistry and Physics, 19:9269-9285 (2019)
Original Paper
Variation of surface radiocarbon in the North Pacific during summer season 2004-2016

Presenter : Aramaki T., Nakaoka S., Terao Y., Kobayashi T., Osonoi Y., Mukai H., Tohjima Y.
Title : , Radiocarbon, 61(5):1367-1375 (2019)
Original Paper
Evaluation of forest CO2 fluxes from sonde measurements in three different climatological areas including Borneo, Malaysia, and Iriomote and Hokkaido, Japan

Presenter : Nomura S., Mukai H., Terao Y., Takagi K., Mohamad M., Jahaya M. F.
Title : , Tellus B Chemical and Physical Meteorology, 70(1): (2018)
Original Paper
Six years of atmospheric CO2 observations at Mt. Fuji recorded with a battery-powered measurement system

Presenter : Nomura S., Mukai H., Terao Y., Machida T., Nojiri Y.
Title : , Atmospheric Measurement Techniques, 10:667-680 (2017)
Original Paper
Long-term high-frequency measurements of dibromomethane in the atmosphere at algae-rich and algae-poor coastal sites

Presenter : Yokouchi Y., Saito T., Mukai H.
Title : , Journal of Atmospheric Chemistry (2017)
Original Paper
Emission factors of CO2, CO and CH4 from Sumatran peatland fires in 2013 based on shipboard measurements

Presenter : Nara H., Tanimoto H., Tohjima Y., Mukai H., Nojiri Y., Machida T.
Title : , Tellus, 69(1): (2017)
Original Paper
Candidates to Provide a Specific Concentration Difference for Ambient Sulfur and Nitrogen Compounds Near the Coastal and Roadside Sites of Japan

Presenter : Aikawa M., Morino Y., Kajino M., Hiraki T., Horie Y., Nakatsubo R., Matsumura C., Mukai H.
Title : , Water, Air, and Soil Pollution, 227(353): (2016)
Original Paper
Seasonal variation of bromocarbons at Hateruma Island, Japan: implications for global sources

Presenter : Yokouchi Y., Saito T., Zeng J., Mukai H., Montzka S.
Title : , JOURNAL OF ATMOSPHERIC CHEMISTRY , 74(2):171-185 (2016)
Original Paper
Extraordinary halocarbon emissions initiated by the 2011 Tohoku earthquake

Presenter : Saito T., Fang X., Stohl A., Yokouchi Y., Zeng J., Fukuyama Y., Mukai H.
Title : , Geophysical Research Letters, 42: (2015)
Original Paper
ENSO-related variability in latitudinal distribution of annual mean atmospheric potential oxygen (APO) in the equatorial Western Pacific

Presenter : Tohjima Y., Terao Y., Mukai H., Machida T., Nojiri Y., Maksyutov S.
Title : , Tellus-B, 67: (2015)
Original Paper
Inverse estimation of radon flux distribution for East Asia using measured atmospheric radon concentration

Presenter : Hirao S., Hayashi R., Moriizumi J., Yamazawa H., Tohjima Y., Mukai H.
Title : , Pradiation Protection Dosimetry, 167:97-101 (2015)
Original Paper
North Pacific dissolved inorganic carbon variations related to the Pacific Decadal Oscillation

Presenter : Yasunaka S., Nojiri Y., Nakaoka S., Ono T., Mukai H., Usui N.
Title : , Geophysical Research Letters, 41:1005-1011 (2014)
Original Paper
Precipitation chemistry and ozone and sulfate concentrations in the ocean atmosphere observed by multi-year cruising in East Asia and West Oceania (35oN-35oS, 100-135oE) in August and September

Presenter : Aikawa M., Mukai H., Hiraki T.
Title : , Journal of Atmospheric Chemistry, 71:65-78 (2014)
Original Paper
The contribution of site to washout and rainout: precipitation chemistry based on sample analysis from 0.5 mm precipitation increments and numerical simulation

Presenter : Aikawa M., Kajino M., Hiraki T., Mukai H.
Title : , Atmospheric Environment, 95:165-174 (2014)
Original Paper
Emissions of methane from offshore oil and gas platforms in Southeast Asia

Presenter : Nara H., Tanimoto H., Tohjima Y., Mukai H., Nojiri Y., Machida T.
Title : , Scientific Reports, 4(6503): (2014)
Original Paper
Temporal changes in the emissions of CH4 and CO from China estimated from CH4/CO2 and CO/CO2 correlations observed at Hateruma Island

Presenter : Tohjima Y., Kubo M., Minejima C., Mukai H., Tanimoto H., Ganshin A., Maksyutov S., Katsumata K., Machida T., Kita K.
Title : , Atmospheric Chemistry and Physics, 14:1663-1677 (2014)
Original Paper
Monthly maps of Sea Surface Dissolved Inorganic Carbon in the North Pacific: Basin-wide Distribution and Seasonal Variation

Presenter : Yasunaka S., Nojiri Y., Nakaoka S., Ono T., Mukai H., Usui N.
Title : , Journal of Geophysical Research, 118(8):3737-3977 (2013)
Original Paper
Estimating temporal and spatial variation of ocean surface pCO2 in the North Pacific using a self-organizing map neural network technique

Presenter : Nakaoka S., Telszewski M, Nojiri Y., Yasunaka S., Miyazaki C., Mukai H., Usui N.
Title : , Biogeosciences, 10:6093-6106 (2013)
Other Publications
A Global Environmental Database Project at the National Institute for Environmental Studies and its Contribution to DIAS/GRENE

Presenter : Nakajima H., Shirai T., Saigusa N., Nojiri Y., Machida T., Mukai H.
Title : , International Forum on Polar Data Activities in Global Data Systems, 84-86 (2013)
Original Paper
Sustained large stimulation of soil heterotrophic respiration rate and its temperature sensitivity by soil warming in a cool-temperate forested peatland

Presenter : Aguilos M., Takagi K., Liang N., Watanabe Y., Teramoto M., Goto S., Takahashi Y., Mukai H., Sasa K.
Title : , Tellus B, 65:20792 (2013)
Original Paper
Local emission of primary air pollutants and its contribution to wet deposition and concentrations of aerosols and gases in ambient air in Japan

Presenter : Aikawa M., Hiraki T., Tomoyose N., Ohizumi T., Noguchi I., Murano K., Mukai H.
Title : , Atmospheric Environment, 79:317-323 (2013)
Original Paper
Observation of atmospheric oxygen/nitrogen ratio aboard a cargo ship using gas chromatography/thermal conductivity detector

Presenter : Yamagishi H., Tohjima Y., Mukai H., Nojiri Y., Miyazaki C., Katsumata K.
Title : , Journal of Geophysical Research - Atmospheres, 117:D04309 (2012)
Original Paper
Lead and sulfur isotopic ratios in precipitation and their relations to trans-boundary atmospheric pollution

Presenter : Mukai H., Mizoguchi T., Jing Z., Satake H., Murano K., Kawasaki K.
Title : , Atmospheric Research, 104-105:237-244 (2012)
Original Paper
Long-term variation of atmospheric methyl iodide and its link to global environmental change

Presenter : Yokouchi Y., Nojiri Y., Toom-Sauntry D., Fraser P., Inuzuka Y., Tanimoto H., Nara H., Murakami R., Mukai H.
Title : , Geophysical Research Letters, 39:L23805 (2012)
Book
Linking Carbon Dioxide Variability at Hateruma Station to East Asia Emissions by Bayesian Inversion

Presenter : Zeng J., Nakajima H., Matsunaga T., Mukai H., Hiraki K., Yokota Y.
Title : , Lagrangian Modeling of the Atmosphere (2012)
Original Paper
Effect of air composition (N2, O2, Ar, and H2O) on CO2 and CH4 measurement by wavelength-scanned cavity ring-down spectroscopy: calibration and measurement strategy

Presenter : Nara H., Tanimoto H., Tohjima Y., Mukai H., Nojiri Y., Katsumata K., Rella C. W.
Title : , Atmospheric Measurement Techniques, 5:2689-2701 (2012)
Original Paper
Analysis of seasonality and annual mean distribution of atmospheric potential oxygen (APO) in the Pacific region

Presenter : Tohjima Y., Minejima C., Mukai H., Machida T., Yamagishi H., Nojiri Y.
Title : , Global Biogeochem Cycles, 26:GB4008 (2012)
Original Paper
Analysis of ΔO2/ΔCO2 ratios for the pollution events observed at Hateruma Island, Japan

Presenter : Minejima C., Kubo, Tohjima Y., Yamagishi H., Koyama Y., Maksyutov S., Mukai H.
Title : , Atmospheric Chemistry and Physics, 12:2713-2723 (2012)
Other Publications
Re-evaluation of NIES CO Scale using High Concentration Gravimetric CO Standard Gases

Presenter : Katsumata K., Machida T., Tanimoto H., Nara H., Mukai H.
Title : , GAW Report, (194):244-247 (2011)
Original Paper
Diurnal and seasonal variations of iodocarbons (CH2ClI, CH2I2, CH3I, and C2H5I) in the marine atmosphere

Presenter : Yokouchi Y., Saito T., Oki A., Mukai H.
Title : , J.Geophys.Res., 116:D06301 (2011)
Original Paper
Simulation of variability in atomospheric carbon dioxide using a global coupled Eulerian-Lagrangian transport model

Presenter : Koyama Y., Maksyutov S., Mukai H., Thoning K., Tans P.
Title : , Geoscientific Model Development, 4(2):317-324 (2011)
Original Paper
Interannual variability and trends in atmospheric methane over the western Pacific from 1994 to 2010

Presenter : Terao Y., Mukai H., Nojiri Y., Machida T., Tohjima Y., Saeki T., Maksyutov S.
Title : , Journal of Geophysical Research, 116:D14303 (2011)
Original Paper
CO emissions from biomass burning in South-east Asia in the 2006 El nino year: shipboard and AIRS satellite observations

Presenter : Nara H., Tanimoto H., Nojiri Y., Mukai H., Zeng J., Tohjima Y., Machida T.
Title : , Environmental Chemistry, 8(2):213-223 (2011)
Original Paper
Onboard measurement system of atmospheric carbon monoxide in the Pacific by voluntary observing ships

Presenter : Nara H., Tanimoto H., Nojiri Y., Mukai H., Machida T., Tohjima Y.
Title : , Atmospheric Measurement Techniques, 4(11):2495-2507 (2011)
Original Paper
Soil warming in a cool-temperate mixed forest with peat soil enhanced heterotrophic and basal respiration rates but Q10 remained unchanged

Presenter : Aguilos M., Takagi K., Liang N., Watanabe Y., Goto S., Takahashi Y., Mukai H., K. Sasa.
Title : , Biogeosciences Discussions, 8:6415-6445 (2011)
Other Publications
METEX -A flexible tool for air trajectory calculation

Presenter : Zeng J., Matsunaga T., Mukai H.
Title : , Environ.Modelling Software, 25(4):607-608 (2010)
Original Paper
Increasing synoptic scale variability in atmospheric CO2 at Hateruma Island associated with increasing East-Asian emissions

Presenter : Tohjima Y., Mukai H., Hashimoto S., Patra P. K.
Title : , Atmos.Chem.Phys., 10:453-462 (2010)
Original Paper
Preliminary results of radiocarbon monitoring in the surface waters of the North Pacific

Presenter : Aramaki T., Nojiri Y., Mukai H., Kushibashi S., Uchida M., Shibata Y.
Title : , Nucl.Instrum.Methods Phys.Res.,B, 268(7/8):1222-1225 (2010)
Original Paper
Significant geographic gradients in particulate sulfate over Japan determined from multiple-site measurements and a chemical transport model: Impacts of transboundary pollution from the Asian continent

Presenter : Aikawa M., Ohara T., Hiraki T., Oishi O., Tsuji A., Yamagami M., Murano K., Mukai H.
Title : , Atmos.Environ., 44(3):381-391 (2010)
Original Paper
Large emissions of perfluorocarbons in East Asia deduced from continuous atmospheric measurements

Presenter : Saito T., Yokouchi Y., Stohl A., Taguchi S., Mukai H.
Title : , Environ.Sci.Technol., 44(11):4089-4095 (2010)
Original Paper
Identification of coastal emissions of methyl chloride and methyl bromide based on high-frequency measurements on Hateruma Island

Presenter : Yokouchi Y., Nagashima Y., Saito T., Mukai H.
Title : , Geochem.J., 44(3):173-179 (2010)
Simulation of atmospheric carbon dioxide variability with a global coupled Eulerian-Lagrangian transport model

Presenter : Koyama Y., Maksyutov S., Mukai H., Thoning K., Tans P.
Title : , Geosci.Model Dev.Discuss., 3:2051-2070 (2010)
Original Paper
CO2 surface fluxes at grid point scale estimated from a global 21 year reanalysis of atmospheric measurements

Presenter : Chevallier F., Ciais P., Conway T.J., Aalto T., Anderson B.E., Bousquet P., Brunke E.G., Ciattaglia L., Esaki Y., Frohlich M., Gomez A., Gomez-Pelaez A.J., Haszpra L., Krummel P.B., Langenfelds R.L., Leuenberger M., Machida T., Maignan F., Matsueda H., Morgui J.A., Mukai H., Nakazawa T., Peylin P., Ramonet M., Rivier L., Sawa Y., Schmidt M., Steel L.P., Vay S.A., Vermeulen A.T., Wofsy S., Worthy D.
Title : , J.Geophys.Res., 115:D21307 (2010)
Original Paper
METEX-A flexible tool for air trajectory calculation

Presenter : Zeng J., Matsunaga T., Mukai H.
Title : , Environmental Modelling & Software, 25:607-608 (2010)
Other Publications
How well do we know VPDB? Variability of δ(13)C and δ(18)O in CO2 generated from NBS19-calcite

Presenter : Brand W.A., Huang L., Mukai H., Chivulescu A., Richter J.M., Rothe M.
Title : , Rapid Commun.Mass Spectrom., 23:915-926 (2009)
Other Publications
Comparison of sampling resistance for one to three sheets of membrane type passive sampler

Presenter : Nishikawa Y., Murano K., Mukai H.
Title : , Water Air Soil Pollut., 197(-14):241-247 (2009)
Original Paper
Theoretical and experimental evaluation of the isotope effect of NDIR analyzer on atmospheric CO2 measurement

Presenter : Tohjima Y., Katsumata K., Morino I., Mukai H., Machida T., Akama I., Amari T., Tsunogai U.
Title : , J.Geophys.Res., 114:D13302 (2009)
Original Paper
Anomalous geographical gap in carbon monoxide mixing ratios over Hokkaido(Japan) in summer 2004

Presenter : Tanimoto H., Tohjima Y., Mukai H., Nara H., Hashimoto S.
Title : , Geochem.J., 43(5):e23-e29 (2009)
Original Paper
Atmospheric O2/N2 measurements at two Japanese sites: estimation of global oceanic and land biotic carbon sinks and analysis of the variations in atmospheric potential oxygen(APO)

Presenter : Tohjima Y., Mukai H., Nojiri Y., Yamagishi H., Machida T.
Title : , Tellus B, 60(2):213-225 (2008)
Original Paper
Global distribution and seasonal concentration change of methyl iodide in the atmosphere

Presenter : Yokouchi Y., Osada K., Wada M., Hasebe F., Agama M., Murakami R., Mukai H., Nojiri Y., Inuzuka Y., Toom-Sauntry D., Fraser P.
Title : , J.Geophys.Res., 113:D18311 (2008)
Original Paper
Detection of regional scale sea-to-air oxygen emission related to spring bloom near Japan by using in-situ measurements of the atmospheric oxygen/nitrogen ratio

Presenter : Yamagishi H., Tohjima Y., Mukai H., Sasaoka K.
Title : , Atmos.Chem.Phys., 8(12):3325-3335 (2008)
Original Paper
Diagnosing recent CO emissions and ozone evolution in East Asia using coordinated surface observations, adjoint inverse modeling, and MOPITT satellite data

Presenter : Tanimoto H., Sawa Y., Yonemura S., Yumimoto K., Matsueda H., Uno I., Hayasaka T., Mukai H., Tohjima Y., Tsuboi K., Zhang L.
Title : , Atmos.Chem.Phys., 8:3867-3880 (2008)
Original Paper
Widespread pollution events of carbon monoxide observed over the western North Pacific during the EAREX 2005 campaign

Presenter : Sawa Y., Tanimoto H., Yonemura S., Matsueda H., Wada A., Taguchi S., Hayasaka T., Tsuruta H., Tohjima Y., Mukai H.
Title : , J.Geophys.Res., 112:D22S26 (2007)
Original Paper
Evaluation of standards and methods for continuous measurements of carbon monoxide at ground-based sites in Asia

Presenter : Tanimoto H., Sawa Y., Matsueda H., Yonemura S., Wada A., Mukai H., Wang T., Poon S., Wong A., Lee G.
Title : , Pap.Meteorol.Geophys.(気象研究所研究報告), 58:85-93 (2007)
Original Paper
Direct assessment of international consistency of standards for ground-level ozone: Strategy and implementation toward metrological traceability network in Asia

Presenter : Tanimoto H., Mukai H., Sawa Y., Matsueda H., Yonemura S., Wang T., Poon S., Wong A., Lee G., Jung J.Y.
Title : , J.Environ.Monit., 9:1183-1193 (2007)
Intensive field survey of aerosol and gas concentrations with 6-h interval sampling in winter in Japan

Presenter : Aikawa M.(*1), Suzuki M.(*1), Hiraki T.(*1), Tamaki M.(*2), Kondo A.(*3), Mukai H., Murano K.
Title : , Water Air Soil Pollut., 182(1/4):91-105 (2007)
Original Paper
Diagnosing recent CO emissions and springtime O3 evolution in East Asia using coordinated ground-based observations of O3 and CO during the East Asian Regional Experiment(EAREX) 2005 campaign

Presenter : Tanimoto H., Sawa Y., Yonemura S., Yumimoto K., Matsueda H., Uno I., Hayasaka T., Mukai H., Tohjima Y., Tsuboi K., Zhang L.
Title : , Atmos.Chem.Phys.Discuss., 8(1):3525-3561 (2007)
Original Paper
Intercomparison of ultraviolet photometry and gas-phase titration techniques for ozone reference standards at ambient levels

Presenter : Tanimoto H., Mukai H., Hashimoto S., James E. Norris
Title : , J.Geophys.Res., 111:D16313 (2006)
Field survey of trans-boundary air pollution with high time resolution at coastal sites on the Sea of Japan during winter in Japan

Presenter : Aikawa M.(*1), Hiraki T.(*1), Tamaki M.(*2), Kasahara M.(*3), Kondo A.(*4), Uno I.(*5), Mukai H., Shimizu A., Murano K.
Title : , Environ.Monit.Assess., 122:61-79 (2006)
High frequency measurements of HFCs at a remote site in East Asia and their implications for Chinese emissions

Presenter : Yokouchi Y., Taguchi S.(*1), Saito T., Tohjima H., TANIMOTO Hiroshi, MUKAI Hitoshi
Title : , Geophys.Res.Lett., 33:L21814 (2006)
In situ monitoring study of HFCs,PFCs,SF6,CFCs,and HCFCs at a remote station in East Asia

Presenter : Yokouchi Y., Mukai H., Saito T., Shirai T., Taguchi S.(*1)
Title : , NON-CO2 Greenhouse Gases: Science,Control,Policy and Implementation(Proc.4th Intl.Symp.NCGG)(CD-ROM)(Amstel A.van ed.,Millpress Science Publishers,768p.) (2005)
Correlations and emission ratios among bromoform,dibromochloromethane,and dibromomethane in the atmosphere

Presenter : Yokouchi Y., Hasebe F.(*1), Fujiwara M.(*1), Takashima H.(*2), Shiotani M.(*2), Nishi N.(*2), Kanaya Y.(*3), Hashimoto S.(*4), Fraser P.(*5), Toom-Sauntry D.(*6), Mukai H., Nojiri Y.
Title : , J.Geophys.Res., 110:D23309 (2005)
First measurements of the latitudinal atmospheric O2 and CO2 distributions across the western Pacific

Presenter : Tohjima Y., Mukai H., Machida T., Nojiri Y., Gloor M.(*1)
Title : , Geophys.Res.Lett., 32:L17805 (2005)
Modification of air standard composition by diffusive and surface processes

Presenter : MUKAI Hitoshi
Title : , J.Geophys.Res., 110:D13307 (2005)
Original Paper
Aerial measurement of air pollutants and aerosols during 20-22 March 2001 over the East China Sea

Presenter : Hatakeyama S., Takami A., SAKAMAKI S. , Mukai H., Sugimoto N., Shimizu A., Bandow H.
Title : , J.Geophys.Res., 109:D13304 (2004)
Monitoring of atmospheric CO at Mt.Waliguan,China

Presenter : MUKAI Hitoshi
Title : , Geochim.Cosmochim.Acta, 67(18 Suppl.1):A583 (2003)
Long-term variation of methanesulfonic acid concentration in the atmosphere at the Oki Islands in the Sea of Japan

Presenter : Mukai H., Nakao M.(*1), Fujihara M.(*1), Sagawa T.(*1), Miyazako T.(*1), Tatano C.(*1), Fukuda S.(*2)
Title : , Geochim.Cosmochim.Acta, 67(18 Suppl.1):A311 (2003)
Gas-chromatographic measurements of the atmospheric oxygen/nitrogen ratio at Hateruma Island and Cape Ochi-ishi, Japan

Presenter : Tohjima Y., Mukai,H., Machida,T., Nojiri,Y.
Title : , J.Geophys.Lett., 30(12):1653-1656 (2003)
Original Paper
A study of trajectory quality using methane measurements from Hateruma Island

Presenter : Zeng J., Tohjima Y., Fujinuma Y., Mukai H., Katsumoto M.
Title : , Atmos.Environ., 37(14):1911-1919 (2003)
Analysis of the plume from Mt.Sakurajima and Kagoshima City by aerial observations of atmospheric pollutants and model studies : the IGAC/APARE/PEACAMPOT campaign over the East China Sea

Presenter : , MUKAI Hitoshi
Title : , J.Aerosol Res.Jpn., 17:39-42 (2002)
Compound-specific radiocarbon ages of fatty acids in marine sediments from the western North Pacific

Presenter : Shibata Y., Tanaka A., Mukai H.
Title : , Radiocarbon, 43(2B):949-956 (2001)
Transport of atomospheric pollutants from East Asia

Presenter : , MUKAI Hitoshi, Sakamaki F.
Title : , Water,Air,Soil Pollut., 130:373-378 (2001)
Lead isotope ratios in the urban air of eastern and central Russia

Presenter : Mukai H., Machida T., Tanaka A., Vera Y.P.(*1), Uematsu M.(*2)
Title : , Atmos.Environ., 35:2783-2793 (2001)
Regional characteristics of sulfur and lead isotope ratios in the atmosphere at several Chinese urban sites

Presenter : Tanaka A., Mukai H
Title : , Environ.Sci.Technol., 35(6):1064-1071 (2001)
Characterization of atmospheric air pollutants at two sites in northern Kyushu,Japan-chemical form,and chemical reaction

Presenter : , MUKAI Hitoshi
Title : , Atmos.Environ., 35:667‐681 (2001)
Variations in atmospheric nitrous oxide observed at Hateruma monitoring station

Presenter : Tohjima Y., Mukai H., Maksyutov S., Takahashi Y., Machida T., Katsumoto M., Fujinuma Y.
Title : , Chemosphere-Global Change Sci., 2:435‐443 (2000)
Isolation of individual fatty acids in sediments using preparative capillary gas chromatography(PCGC)for radiocarbon analysis at NIES-TERRA

Presenter : Uchida M., Uehiro T., Shibata Y., Tanaka A., Mukai H., Uehiro T., Morita M.
Title : , Nucl.Instrum.Methods Phys.Res., B172:583‐588 (2000)
Hateruma Station,Japan

Presenter : MACHIDA Toshinobu, , MUKAI Hitoshi
Title : , WMO WDCGG DATA REP., (21):16‐17 (2000)
Cape Ochi-Ishi Station,Japan

Presenter : MACHIDA Toshinobu, , MUKAI Hitoshi
Title : , WMO WDCGG DATA REP., (21):14‐15 (2000)
Trans-boundary air pollution over remote islands in Japan:observed data and estimates from a numerical model

Presenter : , MUKAI Hitoshi
Title : , Atmos.Environ., 34:5139‐5149 (2000)
Atmospheric peroxyacyl nitrates in urban/remote sites and the lower troposphere around Japan

Presenter : , MUKAI Hitoshi
Title : , Environ.Pollut., 102(S1):253‐261 (1998)
Wet deposition of ammonium and atmospheric distribution of ammonia and particulate ammonium in Japan

Presenter : , MUKAI Hitoshi
Title : , Environ.Pollut., 102:321‐326 (1998)
Long-range transport of ozone,carbon monoxide,and acidic trace gases at Oki Island,Japan,during PEM-WEST B/PEACAMPOT B campaign

Presenter : , MUKAI Hitoshi
Title : , J.Geophys.Res., 102(D23):28637‐28649 (1997)
LONG TERM STABILITY OF BENZO [a] PYRENE IN STORED ATMOSPHERIC PARTICULATE MATTER SAMPLES

Presenter : MUKAI Hitoshi
Title : , Chemosphere, 34:2023‐2028 (1997)
SO2 and Sulfate Aerosols over the Seas between Japan and the Asian Continent

Presenter : , MUKAI Hitoshi, Sakamaki F.
Title : , J.Aerosol Res.Jpn., 12(2):90‐95 (1997)
Distribution of methyl iodide,ethyl iodide,bromoform,and dibromomethane over the ocean (east and southeast Asian seas and the western Pacific)

Presenter : Yokouchi Y., Nojiri Y., Mukai H.
Title : , J.Geophysi.Res., 102(D7):8805‐8809 (1997)
Variations of carcinogenic polycyclic aromatic hydrocarbons in airborne particulate matter in Niigata,Japan

Presenter : , MUKAI Hitoshi
Title : , Toxicol.Environ.Chem., 60:27‐37 (1997)
Specimen Banking at National Institute for Environmental Studies,Japan

Presenter : Morita M., Shibata Y., Tanaka A., Mukai H.
Title : , Chemosphere, 34:1907‐1919 (1997)
Aircraft measurements of the concentrations of CO2, CH4, N2O, and the carbon and ozygen isotopic ratios of CO2 in the troposphere over Russia

Presenter : MACHIDA Toshinobu, MUKAI Hitoshi
Title : , J.Geophys.Res., 102(D3):3843‐3859 (1997)
Aircraft measurements of the stable carbon isotopic ratio of atmospheric methane over Siberia

Presenter : MACHIDA Toshinobu, MUKAI Hitoshi
Title : , Global Biogeochem.Cycles, 10(2):223‐231 (1996)
Annual variation of insecticides in precipitation in rural Japan

Presenter : , MUKAI Hitoshi
Title : , Bull.Environ.Contam.Toxicol., 57:853‐858 (1996)
Variations of volatile chlorinated hydrocarbons in ambient air at a subarban area

Presenter : , MUKAI Hitoshi
Title : , Toxicol.Environ.Chem., 55:1‐10 (1996)
Variations of volatile chlorinated hydrocarbons in ambient air at industrial areas in Niigata

Presenter : , MUKAI Hitoshi
Title : , Bull.Environ.Contam.Toxicol., 57:1‐7 (1996)
Using air trajectories to analyze the seasonal variation of aerosols transported to the Oki Islands

Presenter : MUKAI Hitoshi
Title : , Atmos.Environ., 30(23):3917‐3934 (1996)
Long-range transport of ozone in the East Asian Pacific rimregion

Presenter : Nishikawa M., Murano K., Mukai H.
Title : , J.Geophys.Res., 101(D1):1999‐2010 (1996)
Analysis of long-range transported acid aerosol in rime found at Kyushu mountainous regions,Japan

Presenter : MUKAI Hitoshi
Title : , Water,Air,Soil Pollut., 85:2351‐2356 (1995)
Monitoring of pesticides in air by gas chromatography-mass spectrometry and the use of quartz-fibre wool and activated carbon for sampling

Presenter : , MUKAI Hitoshi
Title : , J.Chromatogr.A, 710:243‐250 (1995)
Seasonal variation of methanesulfonic acid in the atmosphere over the Oki Islands in the sea of Japan

Presenter : , MUKAI Hitoshi
Title : , Atmos.Environ., 29(14):1637‐1648 (1995)
High concentration of SO2 observed over the Sea of Japan

Presenter : , MUKAI Hitoshi
Title : , Terr.,Atmos.Oceanic Sci., 6(3):403‐408 (1995)
Application of gas chromatography-combustion-isotope ratio mass spectrometry to carbon isotopic analysis of methane and carbon monoxide in environmental samples

Presenter : , MUKAI Hitoshi
Title : , Anal.Chim.Acta, 289:195‐204 (1994)
Lead isotope ratios of airborne particulate matter as tracers of long-range transport of air pollutants around Japan.

Presenter : TANAKA Atsushi, MUKAI Hitoshi
Title : , J.Geophys.Res., 99(D2):3717‐3726 (1994)
Characterization of sources of lead in the urban air of Asia using ratios of stable lead isotopes

Presenter : MUKAI Hitoshi
Title : , Environ.Sci.Technol., 27(7):1347‐1356 (1993)
Flow injection inductively coupled plasma mass spectrometry for the determination of platinum in airborne particulate matter

Presenter : Morita M., Ambe Y., Mukai H.
Title : , J.Anal.At.Spectrom., 5:75‐80 (1990)
Long-term variation of chemical composition of atmospheric aerosol on the Oki Islands in the Sea of Japan

Presenter : MUKAI Hitoshi
Title : , Atmos.Environ., 24A:1379‐1390 (1990)
Semi-volatile aldehydes as predominant organic gases in remote areas

Presenter : , MUKAI Hitoshi
Title : , Atmos.Environ., 24:439‐442 (1990)
Determination of methylarsenic compounds in airborne particulate matter by gas chromatography with atomic absorption spectrometry

Presenter : MUKAI Hitoshi
Title : , Anal.Chim.Acta, 193:219‐229 (1987)
Detection of monomethylarsenic compounds originating from pesticide in airborne particulate matter sampled in an agricultural area in Japan

Presenter : MUKAI Hitoshi
Title : , Atmos.Environ., 21(1):185‐189 (1987)
Seasonal variation of methylarsenic compounds in airborne particulate matter

Presenter : MUKAI Hitoshi
Title : , Nature, 324:239‐241 (1986)
Characterization of a humic acid-like brown substance in airborne particulate matter and tentative identification of its origin

Presenter : MUKAI Hitoshi
Title : , Atmos.Environ., 20:813‐819 (1986)
Banking of atmospheric particulate matter samples for long term monitoring of air pollution

Presenter : MUKAI Hitoshi
Title : , Proceedings of the Seventh World Clean Air Congress Vol.3,(H.F.Hartman ed.,Clean Air Soc.Aust. N Z,592p.), 569‐575 (1986)

View all

Measurement report: Regional characteristics of seasonal and long-term variations in greenhouse gases at Nainital, India, and Comilla, Bangladesh

Presenter : Nomura S., Naja M., Ahmed M.K., Mukai H., Terao Y., Machida T., Sasakawa M., Patra P. K.
Title : , Atmospheric Chemistry and Physics, 21:16427-16452 (2021)
Detection of fossil-fuel CO2 plummet in China due to COVID-19 by observation at Hateruma

Presenter : Tohjima Y., Patra P. K., Niwa Y., Mukai H., Sasakawa M., Machida T.
Title : , Scientific Reports (2020)
Global carbon budgets estimated from atmospheric O2/N2 and CO2 observations in the western Pacific region over a 15-year period

Presenter : Tohjima Y., Mukai H., Machida T., Hoshina Y., Nakaoka S.
Title : , Atmospheric Chemistry and Physics, 19:9269-9285 (2019)
Variation of surface radiocarbon in the North Pacific during summer season 2004-2016

Presenter : Aramaki T., Nakaoka S., Terao Y., Kobayashi T., Osonoi Y., Mukai H., Tohjima Y.
Title : , Radiocarbon, 61(5):1367-1375 (2019)
Evaluation of forest CO2 fluxes from sonde measurements in three different climatological areas including Borneo, Malaysia, and Iriomote and Hokkaido, Japan

Presenter : Nomura S., Mukai H., Terao Y., Takagi K., Mohamad M., Jahaya M. F.
Title : , Tellus B Chemical and Physical Meteorology, 70(1): (2018)
Six years of atmospheric CO2 observations at Mt. Fuji recorded with a battery-powered measurement system

Presenter : Nomura S., Mukai H., Terao Y., Machida T., Nojiri Y.
Title : , Atmospheric Measurement Techniques, 10:667-680 (2017)
Long-term high-frequency measurements of dibromomethane in the atmosphere at algae-rich and algae-poor coastal sites

Presenter : Yokouchi Y., Saito T., Mukai H.
Title : , Journal of Atmospheric Chemistry (2017)
Emission factors of CO2, CO and CH4 from Sumatran peatland fires in 2013 based on shipboard measurements

Presenter : Nara H., Tanimoto H., Tohjima Y., Mukai H., Nojiri Y., Machida T.
Title : , Tellus, 69(1): (2017)
Candidates to Provide a Specific Concentration Difference for Ambient Sulfur and Nitrogen Compounds Near the Coastal and Roadside Sites of Japan

Presenter : Aikawa M., Morino Y., Kajino M., Hiraki T., Horie Y., Nakatsubo R., Matsumura C., Mukai H.
Title : , Water, Air, and Soil Pollution, 227(353): (2016)
Seasonal variation of bromocarbons at Hateruma Island, Japan: implications for global sources

Presenter : Yokouchi Y., Saito T., Zeng J., Mukai H., Montzka S.
Title : , JOURNAL OF ATMOSPHERIC CHEMISTRY , 74(2):171-185 (2016)
Extraordinary halocarbon emissions initiated by the 2011 Tohoku earthquake

Presenter : Saito T., Fang X., Stohl A., Yokouchi Y., Zeng J., Fukuyama Y., Mukai H.
Title : , Geophysical Research Letters, 42: (2015)
ENSO-related variability in latitudinal distribution of annual mean atmospheric potential oxygen (APO) in the equatorial Western Pacific

Presenter : Tohjima Y., Terao Y., Mukai H., Machida T., Nojiri Y., Maksyutov S.
Title : , Tellus-B, 67: (2015)
Inverse estimation of radon flux distribution for East Asia using measured atmospheric radon concentration

Presenter : Hirao S., Hayashi R., Moriizumi J., Yamazawa H., Tohjima Y., Mukai H.
Title : , Pradiation Protection Dosimetry, 167:97-101 (2015)
North Pacific dissolved inorganic carbon variations related to the Pacific Decadal Oscillation

Presenter : Yasunaka S., Nojiri Y., Nakaoka S., Ono T., Mukai H., Usui N.
Title : , Geophysical Research Letters, 41:1005-1011 (2014)
Precipitation chemistry and ozone and sulfate concentrations in the ocean atmosphere observed by multi-year cruising in East Asia and West Oceania (35oN-35oS, 100-135oE) in August and September

Presenter : Aikawa M., Mukai H., Hiraki T.
Title : , Journal of Atmospheric Chemistry, 71:65-78 (2014)
The contribution of site to washout and rainout: precipitation chemistry based on sample analysis from 0.5 mm precipitation increments and numerical simulation

Presenter : Aikawa M., Kajino M., Hiraki T., Mukai H.
Title : , Atmospheric Environment, 95:165-174 (2014)
Emissions of methane from offshore oil and gas platforms in Southeast Asia

Presenter : Nara H., Tanimoto H., Tohjima Y., Mukai H., Nojiri Y., Machida T.
Title : , Scientific Reports, 4(6503): (2014)
Temporal changes in the emissions of CH4 and CO from China estimated from CH4/CO2 and CO/CO2 correlations observed at Hateruma Island

Presenter : Tohjima Y., Kubo M., Minejima C., Mukai H., Tanimoto H., Ganshin A., Maksyutov S., Katsumata K., Machida T., Kita K.
Title : , Atmospheric Chemistry and Physics, 14:1663-1677 (2014)
Monthly maps of Sea Surface Dissolved Inorganic Carbon in the North Pacific: Basin-wide Distribution and Seasonal Variation

Presenter : Yasunaka S., Nojiri Y., Nakaoka S., Ono T., Mukai H., Usui N.
Title : , Journal of Geophysical Research, 118(8):3737-3977 (2013)
Estimating temporal and spatial variation of ocean surface pCO2 in the North Pacific using a self-organizing map neural network technique

Presenter : Nakaoka S., Telszewski M, Nojiri Y., Yasunaka S., Miyazaki C., Mukai H., Usui N.
Title : , Biogeosciences, 10:6093-6106 (2013)
Sustained large stimulation of soil heterotrophic respiration rate and its temperature sensitivity by soil warming in a cool-temperate forested peatland

Presenter : Aguilos M., Takagi K., Liang N., Watanabe Y., Teramoto M., Goto S., Takahashi Y., Mukai H., Sasa K.
Title : , Tellus B, 65:20792 (2013)
Local emission of primary air pollutants and its contribution to wet deposition and concentrations of aerosols and gases in ambient air in Japan

Presenter : Aikawa M., Hiraki T., Tomoyose N., Ohizumi T., Noguchi I., Murano K., Mukai H.
Title : , Atmospheric Environment, 79:317-323 (2013)
Observation of atmospheric oxygen/nitrogen ratio aboard a cargo ship using gas chromatography/thermal conductivity detector

Presenter : Yamagishi H., Tohjima Y., Mukai H., Nojiri Y., Miyazaki C., Katsumata K.
Title : , Journal of Geophysical Research - Atmospheres, 117:D04309 (2012)
Lead and sulfur isotopic ratios in precipitation and their relations to trans-boundary atmospheric pollution

Presenter : Mukai H., Mizoguchi T., Jing Z., Satake H., Murano K., Kawasaki K.
Title : , Atmospheric Research, 104-105:237-244 (2012)
Long-term variation of atmospheric methyl iodide and its link to global environmental change

Presenter : Yokouchi Y., Nojiri Y., Toom-Sauntry D., Fraser P., Inuzuka Y., Tanimoto H., Nara H., Murakami R., Mukai H.
Title : , Geophysical Research Letters, 39:L23805 (2012)
Effect of air composition (N2, O2, Ar, and H2O) on CO2 and CH4 measurement by wavelength-scanned cavity ring-down spectroscopy: calibration and measurement strategy

Presenter : Nara H., Tanimoto H., Tohjima Y., Mukai H., Nojiri Y., Katsumata K., Rella C. W.
Title : , Atmospheric Measurement Techniques, 5:2689-2701 (2012)
Analysis of seasonality and annual mean distribution of atmospheric potential oxygen (APO) in the Pacific region

Presenter : Tohjima Y., Minejima C., Mukai H., Machida T., Yamagishi H., Nojiri Y.
Title : , Global Biogeochem Cycles, 26:GB4008 (2012)
Analysis of ΔO2/ΔCO2 ratios for the pollution events observed at Hateruma Island, Japan

Presenter : Minejima C., Kubo, Tohjima Y., Yamagishi H., Koyama Y., Maksyutov S., Mukai H.
Title : , Atmospheric Chemistry and Physics, 12:2713-2723 (2012)
Diurnal and seasonal variations of iodocarbons (CH2ClI, CH2I2, CH3I, and C2H5I) in the marine atmosphere

Presenter : Yokouchi Y., Saito T., Oki A., Mukai H.
Title : , J.Geophys.Res., 116:D06301 (2011)
Simulation of variability in atomospheric carbon dioxide using a global coupled Eulerian-Lagrangian transport model

Presenter : Koyama Y., Maksyutov S., Mukai H., Thoning K., Tans P.
Title : , Geoscientific Model Development, 4(2):317-324 (2011)
Interannual variability and trends in atmospheric methane over the western Pacific from 1994 to 2010

Presenter : Terao Y., Mukai H., Nojiri Y., Machida T., Tohjima Y., Saeki T., Maksyutov S.
Title : , Journal of Geophysical Research, 116:D14303 (2011)
CO emissions from biomass burning in South-east Asia in the 2006 El nino year: shipboard and AIRS satellite observations

Presenter : Nara H., Tanimoto H., Nojiri Y., Mukai H., Zeng J., Tohjima Y., Machida T.
Title : , Environmental Chemistry, 8(2):213-223 (2011)
Onboard measurement system of atmospheric carbon monoxide in the Pacific by voluntary observing ships

Presenter : Nara H., Tanimoto H., Nojiri Y., Mukai H., Machida T., Tohjima Y.
Title : , Atmospheric Measurement Techniques, 4(11):2495-2507 (2011)
Soil warming in a cool-temperate mixed forest with peat soil enhanced heterotrophic and basal respiration rates but Q10 remained unchanged

Presenter : Aguilos M., Takagi K., Liang N., Watanabe Y., Goto S., Takahashi Y., Mukai H., K. Sasa.
Title : , Biogeosciences Discussions, 8:6415-6445 (2011)
Increasing synoptic scale variability in atmospheric CO2 at Hateruma Island associated with increasing East-Asian emissions

Presenter : Tohjima Y., Mukai H., Hashimoto S., Patra P. K.
Title : , Atmos.Chem.Phys., 10:453-462 (2010)
Preliminary results of radiocarbon monitoring in the surface waters of the North Pacific

Presenter : Aramaki T., Nojiri Y., Mukai H., Kushibashi S., Uchida M., Shibata Y.
Title : , Nucl.Instrum.Methods Phys.Res.,B, 268(7/8):1222-1225 (2010)
Significant geographic gradients in particulate sulfate over Japan determined from multiple-site measurements and a chemical transport model: Impacts of transboundary pollution from the Asian continent

Presenter : Aikawa M., Ohara T., Hiraki T., Oishi O., Tsuji A., Yamagami M., Murano K., Mukai H.
Title : , Atmos.Environ., 44(3):381-391 (2010)
Large emissions of perfluorocarbons in East Asia deduced from continuous atmospheric measurements

Presenter : Saito T., Yokouchi Y., Stohl A., Taguchi S., Mukai H.
Title : , Environ.Sci.Technol., 44(11):4089-4095 (2010)
Identification of coastal emissions of methyl chloride and methyl bromide based on high-frequency measurements on Hateruma Island

Presenter : Yokouchi Y., Nagashima Y., Saito T., Mukai H.
Title : , Geochem.J., 44(3):173-179 (2010)
CO2 surface fluxes at grid point scale estimated from a global 21 year reanalysis of atmospheric measurements

Presenter : Chevallier F., Ciais P., Conway T.J., Aalto T., Anderson B.E., Bousquet P., Brunke E.G., Ciattaglia L., Esaki Y., Frohlich M., Gomez A., Gomez-Pelaez A.J., Haszpra L., Krummel P.B., Langenfelds R.L., Leuenberger M., Machida T., Maignan F., Matsueda H., Morgui J.A., Mukai H., Nakazawa T., Peylin P., Ramonet M., Rivier L., Sawa Y., Schmidt M., Steel L.P., Vay S.A., Vermeulen A.T., Wofsy S., Worthy D.
Title : , J.Geophys.Res., 115:D21307 (2010)
METEX-A flexible tool for air trajectory calculation

Presenter : Zeng J., Matsunaga T., Mukai H.
Title : , Environmental Modelling & Software, 25:607-608 (2010)
Theoretical and experimental evaluation of the isotope effect of NDIR analyzer on atmospheric CO2 measurement

Presenter : Tohjima Y., Katsumata K., Morino I., Mukai H., Machida T., Akama I., Amari T., Tsunogai U.
Title : , J.Geophys.Res., 114:D13302 (2009)
Anomalous geographical gap in carbon monoxide mixing ratios over Hokkaido(Japan) in summer 2004

Presenter : Tanimoto H., Tohjima Y., Mukai H., Nara H., Hashimoto S.
Title : , Geochem.J., 43(5):e23-e29 (2009)
Atmospheric O2/N2 measurements at two Japanese sites: estimation of global oceanic and land biotic carbon sinks and analysis of the variations in atmospheric potential oxygen(APO)

Presenter : Tohjima Y., Mukai H., Nojiri Y., Yamagishi H., Machida T.
Title : , Tellus B, 60(2):213-225 (2008)
Global distribution and seasonal concentration change of methyl iodide in the atmosphere

Presenter : Yokouchi Y., Osada K., Wada M., Hasebe F., Agama M., Murakami R., Mukai H., Nojiri Y., Inuzuka Y., Toom-Sauntry D., Fraser P.
Title : , J.Geophys.Res., 113:D18311 (2008)
Detection of regional scale sea-to-air oxygen emission related to spring bloom near Japan by using in-situ measurements of the atmospheric oxygen/nitrogen ratio

Presenter : Yamagishi H., Tohjima Y., Mukai H., Sasaoka K.
Title : , Atmos.Chem.Phys., 8(12):3325-3335 (2008)
Diagnosing recent CO emissions and ozone evolution in East Asia using coordinated surface observations, adjoint inverse modeling, and MOPITT satellite data

Presenter : Tanimoto H., Sawa Y., Yonemura S., Yumimoto K., Matsueda H., Uno I., Hayasaka T., Mukai H., Tohjima Y., Tsuboi K., Zhang L.
Title : , Atmos.Chem.Phys., 8:3867-3880 (2008)
Widespread pollution events of carbon monoxide observed over the western North Pacific during the EAREX 2005 campaign

Presenter : Sawa Y., Tanimoto H., Yonemura S., Matsueda H., Wada A., Taguchi S., Hayasaka T., Tsuruta H., Tohjima Y., Mukai H.
Title : , J.Geophys.Res., 112:D22S26 (2007)
Evaluation of standards and methods for continuous measurements of carbon monoxide at ground-based sites in Asia

Presenter : Tanimoto H., Sawa Y., Matsueda H., Yonemura S., Wada A., Mukai H., Wang T., Poon S., Wong A., Lee G.
Title : , Pap.Meteorol.Geophys.(気象研究所研究報告), 58:85-93 (2007)
Direct assessment of international consistency of standards for ground-level ozone: Strategy and implementation toward metrological traceability network in Asia

Presenter : Tanimoto H., Mukai H., Sawa Y., Matsueda H., Yonemura S., Wang T., Poon S., Wong A., Lee G., Jung J.Y.
Title : , J.Environ.Monit., 9:1183-1193 (2007)
Diagnosing recent CO emissions and springtime O3 evolution in East Asia using coordinated ground-based observations of O3 and CO during the East Asian Regional Experiment(EAREX) 2005 campaign

Presenter : Tanimoto H., Sawa Y., Yonemura S., Yumimoto K., Matsueda H., Uno I., Hayasaka T., Mukai H., Tohjima Y., Tsuboi K., Zhang L.
Title : , Atmos.Chem.Phys.Discuss., 8(1):3525-3561 (2007)
Intercomparison of ultraviolet photometry and gas-phase titration techniques for ozone reference standards at ambient levels

Presenter : Tanimoto H., Mukai H., Hashimoto S., James E. Norris
Title : , J.Geophys.Res., 111:D16313 (2006)
Aerial measurement of air pollutants and aerosols during 20-22 March 2001 over the East China Sea

Presenter : Hatakeyama S., Takami A., SAKAMAKI S. , Mukai H., Sugimoto N., Shimizu A., Bandow H.
Title : , J.Geophys.Res., 109:D13304 (2004)
A study of trajectory quality using methane measurements from Hateruma Island

Presenter : Zeng J., Tohjima Y., Fujinuma Y., Mukai H., Katsumoto M.
Title : , Atmos.Environ., 37(14):1911-1919 (2003)

View all

Linking Carbon Dioxide Variability at Hateruma Station to East Asia Emissions by Bayesian Inversion

Presenter : Zeng J., Nakajima H., Matsunaga T., Mukai H., Hiraki K., Yokota Y.
Title : , Lagrangian Modeling of the Atmosphere (2012)

View all

METEX -A flexible tool for air trajectory calculation

Presenter : Zeng J., Matsunaga T., Mukai H.
Title : , Environ.Modelling Software, 25(4):607-608 (2010)
Greenhouse gases and air pollutants monitoring project around Jakarta megacity

Presenter : Nishihashi M., Mukai H., Terao Y., Hashimoto S., Osonoi Y., Boer R., Ardiansyah M., Budianto B., Immanuel G.S., Rakhman A., Nugroho R., Suwedi N., Rifai A., Ihsan I.M., Sulaiman A., Gunawan D., Suharguniyawan E., Nugraha M.S., Wattimena R.C., Ilahi A.F.
Title : , IOP Conference Series: Earth and Environmental Science, 303(1):012038 (2019)
Real Time Air Quality Monitoring System in Three Sites (Bogor, Cibeureum and Serpong)

Presenter : Immanuel G.S., Rakhman A., Budianto B., Boer R., Ardiansyah M., Hamid N., Gumilang I., Nishihashi M., Mukai H., Terao Y., Hashimoto S., Osonoi Y., Nugroho R., Suwedi N., Rifai A., Ihsan I.M., Sulaiman A., Gunawan D., Suharguniyawan E., Nugraha M.S., Wattimena R.C.
Title : , IOP Conference Series: Earth and Environmental Science, 303(1):012055 (2019)
A Global Environmental Database Project at the National Institute for Environmental Studies and its Contribution to DIAS/GRENE

Presenter : Nakajima H., Shirai T., Saigusa N., Nojiri Y., Machida T., Mukai H.
Title : , International Forum on Polar Data Activities in Global Data Systems, 84-86 (2013)
Re-evaluation of NIES CO Scale using High Concentration Gravimetric CO Standard Gases

Presenter : Katsumata K., Machida T., Tanimoto H., Nara H., Mukai H.
Title : , GAW Report, (194):244-247 (2011)
How well do we know VPDB? Variability of δ(13)C and δ(18)O in CO2 generated from NBS19-calcite

Presenter : Brand W.A., Huang L., Mukai H., Chivulescu A., Richter J.M., Rothe M.
Title : , Rapid Commun.Mass Spectrom., 23:915-926 (2009)
Comparison of sampling resistance for one to three sheets of membrane type passive sampler

Presenter : Nishikawa Y., Murano K., Mukai H.
Title : , Water Air Soil Pollut., 197(-14):241-247 (2009)

View all

Research Result (Presentation)

all
Research Presentation
Research Lecture

Research Presentation
Measurements of stable carbon isotope ratio of methane at Hateruma Station, Japan

Presenter : Umezawa T., Terao Y., Tohjima Y., Saito T., Sasakawa M., Mukai H.
Name of Society : The 21st expert meeting on Greenhouse Gas Measurement Techniques (WMO GAW GGMT-2022) (2022)
Name of Proceedings : Abstracts
Research Presentation
XCO2 observation network for verification of Kanto intensive observations and sun-glint observations by GOSAT and GOSAT-2

Presenter : Imasu R., Morino I., Mukai H., Matsumi Y.
Name of Society : IWGGMS-18 (2022)
Name of Proceedings : Abstracts, 106
Research Presentation
Update on the retrieval algorithm for the NIES TANSO-FTS/GOSAT SWIR L2 product

Presenter : Someya Y., Yoshida Y., Ohyama H., Nomura S., Kamei A., Morino I., Mukai H., Matsunaga T., TCCON partners
Name of Society : The 18th International Workshop on Greenhouse Gas Measurements from Space (2022)
Name of Proceedings : Abstract
Research Presentation
Recovery of CO2 emissions from China after COVID-19 lockdown estimated from the atmospheric observation at Yaeyama Islands

Presenter : Tohjima Y., Niwa Y., Mukai H., Sasakawa M., Machida T., Patra P. K., Tsuboi K., Saito K.
Name of Society : Japan Geoscience Union Meeting 2022 (2022)
Name of Proceedings : -
Research Presentation
Changes in the atmospheric CO2/CH4 variability in the East Asian outflow region caused by plummet of fossil fuel-derived CO2 in China due to COVID-19 outbreak

Presenter : Tohjima Y., Niwa Y., Mukai H., Sasakawa M., Machida T., Nakaoka S., Patra P. K.
Name of Society : Japan Geoscience Union Meeting 2021 (2021)
Name of Proceedings : -, ACG34-03
Research Presentation
Greenhouse gases and air quality monitoring system for urban anthropogenic emission estimation around Jakarta megacity

Presenter : Nishihashi M., Mukai H., Terao Y., Hashimoto S., Boer R., Ardiansyah M., Budianto B., Rakhman A., Immanuel G.S., Nugroho R., Suwedi N., Marufatin A., Salim M.A., Gunawan D., Suharguniyawan E., Ilahi A.F., Nugraha M.S., Wattimena R.C., Feriaji B., Maulani Q., Oda T., Lauvaux T.
Name of Society : JpGU - AGU Joint Meeting 2020 (2020)
Name of Proceedings : Abstracts
Research Presentation
Chemical composition of atmospheric aerosols over Jakarta megacity

Presenter : Nishihashi M., Mukai H., Terao Y., Hashimoto S., Boer R., Ardiansyah M., Budianto B., Rakhman A., Immanuel G.S., Nugroho R., Suwedi N., Marufatin A., Salim M.A., Gunawan D., Suharguniyawan E., Ilahi A.F., Nugraha M.S., Wattimena R.C., Feriaji B., Maulani Q.
Name of Society : JpGU - AGU Joint Meeting 2020 (2020)
Name of Proceedings : Abstracts
Research Presentation
Recent stagnation of CH4 emission growth from East Asia based on the analysis of synoptic variations of atmospheric CH4 and CO2 observed at Hateruma Island

Presenter : Tohjima Y., Zeng J., Ito A., Naveen C., Niwa Y., Mukai H., Shirai T., Sasakawa M., Patra P. K., Machida T.
Name of Society : JpGU-AGU Joint Meeting 2020 (2020)
Name of Proceedings : -, AAS07-P02
Research Presentation
Atmospheric observations of CO2, 14CO2 and O2 concentrations to capture fossil fuel CO2 emissions from the Greater Tokyo Area

Presenter : Terao Y., Tohjima Y., Ishidoya S., Ouchi M., Osonoi Y., Mukai H., Machida T., Sugawara H., Kaneyasu N., Niwa Y.
Name of Society : EGU General Assembly 2020 (2020)
Name of Proceedings : Abstracts
Research Presentation
Analysis of Atmospheric Potential Oxygen (APO) in the Pacific region to evaluate the seasonal air-sea gas exchange

Presenter : Tohjima Y., Mukai H., Machida T., Nakaoka S., Ishizawa M., Shirai T.
Name of Society : Ocean Science Meeting 2020 (2020)
Name of Proceedings : -
Research Lecture
Greenhouse gases and related tracer measurements in the atmosphere over South Asia

Presenter : Terao Y., Ahmed Md.K., Naja M., Nomura S., Umezawa T., Machida T., Mukai H., Patra P.K.
Name of Society : International Conference on Earth and Environmental Sciences & Technology for Sustainable Development (ICEEST) 2020 (2020)
Name of Proceedings : Abstracts, 62
Research Presentation
Observed and simulated urban CO2 behavior around Jakarta megacity

Presenter : Nishihashi M., Mukai H., Terao Y., Hashimoto S., Lauvaux T., Boer R., Ardiansyah M., Budianto B., Immanuel G.S., Rakhman A., Nugroho R., Suwedi N., Rifai A., Ihsan I.M., Marufatin A., Sulaiman A., Gunawan D., Suharguniyawan E., Ilahi A.F., Nugraha M.S., Wattimena R.C., Feriaji B., Oda T.
Name of Society : The 20th WMO/IAEA Meeting on Carbon Dioxide, Other Greenhouse Gases, and Related Measurement Techniques (GGMT-2019) (2019)
Name of Proceedings : Abstracts, 155-156
Research Presentation
GHGs data comparison between NIES observation network (aircrafts, Ships and stations) in the Asian Pacific area and GOSAT

Presenter : Nomura S., Mukai H., Terao Y., Machida T., Sasakawa M., Morino I.
Name of Society : The 20th WMO/IAEA Meeting on Carbon Dioxide, Other Greenhouse Gases,and Related Measurement Techniques (GGMT2019) (2019)
Name of Proceedings : Abstract, 94
Research Presentation
Comprehensive monitoring project of greenhouse gases and air pollutants around Jakarta megacity in Indonesia

Presenter : Nishihashi M., Mukai H., Terao Y., Hashimoto S., Boer R., Ardiansyah M., Budianto B., Immanuel G.S., Rakhman A., Nugroho R., Suwedi N., Rifai A., Ihsan I.M., Marufatin A., Sulaiman A., Gunawan D., Suharguniyawan E., Ilahi A.F., Nugraha M.S., Wattimena R.C., Feriaji B., Lauvaux T., Oda T.
Name of Society : Japan Geoscience Union (JpGU) Meeting 2019 (2019)
Name of Proceedings : Abstracts
Research Presentation
Atmospheric greenhouse gas concentrations and carbon isotopic ratio in 2004-2017 at southwestern China

Presenter : Nomura Y., Mukai H., Terao Y., Machida T., Zhou L.
Name of Society : 15th IGAC Science Conference (2018)
Name of Proceedings : iCACGP-IGAC2018 Abstracts, 281
Research Presentation
Air pollutants and GHGs monitoring project around Jakarta megacity

Presenter : Nishihashi M., Mukai H., Terao Y., Hashimoto S., Osonoi Y., Boer R., Ardiansyah M., Budianto B., Immanuel G.S., Rakhman A., Nugroho R., Suwedi N., Rifai A., Ihsan I.M., Sulaiman A., Gunawan D., Suharguniyawan E., Nugraha M.S., Wattimena R.C.
Name of Society : 2018 joint 14th iCACGP Quadrennial Symposium and 15th IGAC Science Conference (2018)
Name of Proceedings : Abstracts
Research Presentation
Observations of long-lived trace gases over the central Himalayas

Presenter : Naja M., Mukai H., Machida T., Ballav S., Terao Y., Nomura S., Kumar R., Srivastava P.
Name of Society : 2018 joint 14th iCACGP Quadrennial Symposium and 15th IGAC Science Conference (2018)
Name of Proceedings : Abstracts
Research Presentation
Real time air quality monitoring system in three sites (Bogor, Cibeureum and Serpong)

Presenter : Immanuel G.S., Rakhman A., Budianto B., Boer R., Ardiansyah M., Hamid N., Gumilang L., Nishihashi M., Mukai H., Terao Y., Hashimoto S., Osonoi Y., Nugroho R., Suwedi N., Rifai A., Ihsan I.M., Sulaiman A., Gunawan D., Suharguniyawan E., Nugraha M.S., Wattimena R.C.
Name of Society : 1st International Conference on Tropical Meteorology and Atmospheric Sciences (ICTMAS) (2018)
Name of Proceedings : Abstracts, 169
Research Presentation
Air quality during new year’s eve fireworks 2017 and 2018

Presenter : Rakhman A., Budianto B., Immanuel G.S., Boer R., Ardiansyah M., Nishihashi M., Mukai H., Terao Y., Hashimoto S.
Name of Society : 1st International Conference on Tropical Meteorology and Atmospheric Sciences (ICTMAS) (2018)
Name of Proceedings : Abstracts, 141
Research Presentation
An 8-year record of atmospheric trace gases and aerosols in Southeast Asia based on shipboard observation

Presenter : Nara H., Tanimoto H., Tohjima Y., Mukai H., Nojiri Y., Machida T.
Name of Society : 15th Internaltional Global Atmospheric Chemistry 2018 (2018)
Name of Proceedings : -
Research Presentation
Greenhouse gases and air pollutants monitoring project around Jakarta megacity

Presenter : Nishihashi M., Mukai H., Terao Y., Hashimoto S., Osonoi Y., Boer R., Ardiansyah M., Budianto B., Immanuel G.S., Rakhman A., Nugroho R., Suwedi N., Rifai A., Ihsan I.M., Sulaiman A., Gunawan D., Suharguniyawan E., Nugraha M.S., Wattimena R.C., Ilahi A.F.
Name of Society : 1st International Conference on Tropical Meteorology and Atmospheric Sciences (ICTMAS) (2018)
Name of Proceedings : Abstracts, 132
Research Presentation
Variations of surface radiocarbon of the North Pacific in summer season during the past decade

Presenter : Aramaki T., Nakaoka S., Terao Y., Kushibashi S., Kobayashi T., Osonoi Y., Mukai H., Tohjima Y.
Name of Society : 23rd International Radiocarbon Conference (2018)
Name of Proceedings : Book of Abstracts, 149
Research Presentation
Synthesis and evaluation of near real air CO2 reference gas

Presenter : Katsumata K., Machida T., Mukai H., Sonobe J., Isaji M., Jacksier T., Fernandes A.
Name of Society : 19th WMO/IAEA Meeting on Carbon Dioxide, Other Greenhouse Gases, and Related Measurement Techniques (GGMT-2017) (2017)
Name of Proceedings : Abstracts, P24
Research Presentation
New monitoring project of GHGs and air pollutants around Jakarta, Indonesia

Presenter : Nishihashi M., Mukai H., Terao Y., Hashimoto S., Katsumata K., Boer R., Ardiansyah M., Budianto B., Immanuel G.S., Nugroho R., Suwedi N., Rifai A., Ihsan I.M., Sulaiman A., Gunawan D., Handayani I.B., Suharguniyawan E., Nugraha M.S.
Name of Society : 19th WMO/IAEA Meeting on Carbon Dioxide, Other Greenhouse Gases, and Related Measurement Techniques (GGMT-2017) (2017)
Name of Proceedings : Abstracts
Research Presentation
Performance of radiocarbon analysis using NIES-CAMS and initial results for air samples obtained in Indonesia.

Presenter : Osonoi Y., Terao Y., Mukai H., Nishihashi M., Kobayashi T.
Name of Society : 19th WMO/IAEA Meeting on Carbon Dioxide, Other Greenhouse Gases, and Related Measurement Techniques (GGMT-2017) (2017)
Name of Proceedings : Abstracts
Research Presentation
Observations of atmospheric radiocarbon in carbon dioxide at Hateruma Island and Cape Ochi-ishi, Japan

Presenter : Terao Y., Mukai H., Osonoi Y.
Name of Society : 10th International Carbon Dioxide Conference (2017)
Name of Proceedings : Abstracts, 238
Research Presentation
Start of greenhouse gases and related tracer measurements at Tokyo Megacity

Presenter : Terao Y., Machida T., Katsumata K., Tohjima Y., Hoshina Y., Ouchi M., Osonoi Y., Mukai H., Imasu R., Tsuboi K., Murayama S.
Name of Society : 19th WMO/IAEA Meeting on Carbon Dioxide, Other Greenhouse Gases, and Related Measurement Techniques (GGMT-2017) (2017)
Name of Proceedings : Abstracts
Research Presentation
Regional characteristics on greenhouse gaseous concentrations for thirteen years at Guiyang, China, in comparison with the data of Hateruma Island

Presenter : Nomura S., Mukai H., Terao Y., Machida T., Yiqiang Z., Lingxi Z.
Name of Society : 10th International Carbon Dioxide Conference (2017)
Name of Proceedings : Abstracts, 85
Research Presentation
Atmospheric greenhouse gas concentrations for five years over a tropical forest in Borneo Island

Presenter : Nomura S., Mukai H., Terao Y., Machida T., Jahaya M. F., Mohamad M.
Name of Society : 19th WMO/IAEA Meeting on Carbon Dioxide, Other Greenhouse Gases, and Related Measurement Techniques (GGMT-2017) (2017)
Name of Proceedings : Abstracts, 66
Research Presentation
Atmospheric O2/N2 and CO2 observation in the Pacific region and its application to the global carbon budget estimation

Presenter : Tohjima Y., Mukai H., Machida T., Hoshina Y., Nakaoka S.
Name of Society : 10th International Carbon Dioxide Conference (2017)
Name of Proceedings : Abstracts, 112
Research Presentation
Separating short-term CO2 variation into biotic and fossil fuel components based on the atmospheric O2 and CO2 continuous measurements

Presenter : Hoshina Y., Tohjima Y., Terao Y., Katsumata K., Mukai H., Machida T., Osonoi Y.
Name of Society : 10th International Carbon Dioxide Conference (2017)
Name of Proceedings : Abstracts, 170
Research Presentation
Long-term monitoring of atmospheric greenhouse gases and data validation in NIES-VOS program

Presenter : Nara H., Tanimoto H., Mukai H., Nojiri Y., Machida T., Nakaoka S., Tohjima Y., Katsumata K.
Name of Society : 19th WMO/IAEA Meeting on Carbon Dioxide, Other Greenhouse Gases, and Related Measurement Techniques(GGMT-2017) (2017)
Name of Proceedings : Abstracts
Research Presentation
Distribution of fCO2 trend due to the anthropogenic CO2 uptake and bio-geophysical variability in the Pacific Ocean

Presenter : Nakaoka S., Nojiri Y., Yasunaka S., Ono T., Zeng J., Hayashi K., Mukai H., Telszewski M.
Name of Society : 10th International Carbon Dioxide Conference (2017)
Name of Proceedings : Abstracts, 82
Research Presentation
Emissions of CO2, CO, and CH4 from peat forest fires on Sumatra Island in non El-Nino year 2013

Presenter : Nara H., Tanimoto H., Tohjima Y., Mukai H., Nojiri Y., Machida T.
Name of Society : International Global Atmospheric Chemistry (IGAC) Project 2016 Science Conference (2016)
Name of Proceedings : Abstracts
Research Presentation
Multi-model comparison of marine boundary layer O3 in HTAP2 simulations with cargo ship observations in Asia-Pacific

Presenter : Ikeda K., Tanimoto H., Nagashima T., Nara H., Mukai H., Nojiri Y., Tohjima Y., Davila Y., Dong X., Emmons L.K., Flemming J., Fu J., Ghude S., Henze D.K., Jonson J.E., Lund M.T., Park R., Pierce R.B., Sudo K.
Name of Society : 14th IGAC Science Conference (2016)
Name of Proceedings : Abstracts
Research Presentation
Greenhouse Gas Observation from Space and Carbon Flux Estimation Over Asia and Oceania Using GOSAT Data Status and Plan

Presenter : Yokota T., Yoshida Y., Morino I., Uchino O., Noda H., Takagi H., Kim J., Saito T., Maksyutov S., Ajiro M., Mukai H.
Name of Society : 13th Annual Meeting Asia Oceania Geosciences Society (2016)
Name of Proceedings : Abstracts
Research Presentation
COMPARISON OF CARBON DIOXIDE MIXING RATIOS FROM IN-SITU MEASUREMENTS BY NDIR AND CRDS ANALYZERS AND BOTTLE SAMPLING MEASUREMENTS AT HATERUMA ISLAND

Presenter : Katsumata K., Mukai H., Sasakawa M., Tohjima Y., Machida T., Terao Y.
Name of Society : 18th WMO/IAEA Meeting on Carbon Dioxide, Other Greenhouse Gases, and Related Measurement Techniques (GGMT-2015) (2015)
Name of Proceedings : Abstracts
Research Presentation
Installation and current status of CAMS system at NIES

Presenter : Osonoi Y., Terao Y., Mukai H., Aramaki T., Kondo M., Uchida M., Kobayashi T., Shibata Y.
Name of Society : 18th WNO/IAEA Meeting on Carbon Dioxide, Other Greenhouse Gases, and Related Measurement Techniques (GGMT) (2015)
Name of Proceedings : Abstracts
Research Presentation
Estimation in CO2 flux in forest of regional scale by observation of atmospheric CO2 concentration by Top-down methods.

Presenter : Nomura S., Mukai H., Terao Y., Maznorizan Mohamad, Mohad Firdaus Jahaya
Name of Society : 18th WMO/IAEA Meeting on Carbon Dioxide, Other Greenhouse Gases, and Related Measurement Techniques. (2015)
Name of Proceedings : -
Research Presentation
Fossil fuel and biogenic partitioning in CO2 emissions from East Asia determined by high-frequency radiocarbon measurements at Hateruma Island

Presenter : Terao Y., Mukai H.
Name of Society : 18th WMO/IAEA Meeting on Carbon Dioxide, Other Greenhouse Gases, and Related Measurement Techniques (GGMT-2015) (2015)
Name of Proceedings : Abstracts
Research Presentation
Stability of green house gases references filled in Alphatech treated cylinders

Presenter : Katsumata K., Machida T., Mukai H., Sonobe J., Isaji M., Jacksier T.
Name of Society : 13th Workshop of APMP/TCQM Gas Analysis Working Group Metrology demands and measurement priorities in gas analysis (2015)
Name of Proceedings : -
Research Presentation
Basin-scale Distribution and Seasonal to Inter-annual Variation of Dissolved Inorganic Carbon over the North Pacific

Presenter : Yasunaka S., Nojiri Y., Nakaoka S., Ono T., Mukai H., Usui N.
Name of Society : 12th Annual Meeting Asia Oceania Geosciences Union (2015)
Name of Proceedings : Abstracts, 119
Research Presentation
Greenhouse Gas Observation and Carbon Flux Estimation Over Asia and Oceania Using Space-Based GOSAT Platform

Presenter : Yokota T., Yoshida Y., Morino I., Uchino O., Takagi H., Kim H., Saito M., Maksyutov S., Saigusa N., Mukai H.
Name of Society : 12th Annual Meeting Asia Oceania Geosciences Society (2015)
Name of Proceedings : Abstracts
Research Lecture
NIES GHG measurements in Asia and new atmospheric observation system for Indonesia

Presenter : Terao Y., Mukai H., Nomura S., Nishihashi M.
Name of Society : International Workshop on Global Atmosphere Watch (GAW) Activity (2015)
Name of Proceedings : -
Research Presentation
Carbon Flux Estimation in Southeast Asia using a Eulerian-Lagrangian Coupled Inversion System and Observational Data from Multiple Platforms

Presenter : Ishizawa M., Shirai T., Terao Y., Mukai H., Nomura S., Mohamad M., Jahaya M., Inoue M., Morino I., Yoshida Y., Uchino O., Zhuravlev R., Ganshin A., Maksyutov S.
Name of Society : 2015 AGU Fall Meeting (2015)
Name of Proceedings : Abstracts
Research Presentation
Precipitation chemistry based on sample analysis from 1 mm precipitation increments – Washout/rainout processes, and interaction between raindrop and ambient particulate sulfate -

Presenter : Aikawa M., Kajino M., Hiraki T., Mukai H.
Name of Society : Acid Rain 2015 (2015)
Name of Proceedings : -
Research Presentation
Observations of atmospheric methane concentrations over rice paddies at Karnal, India: Comparison with Nainital, India and Comilla, Bangladesh

Presenter : Terao Y., Nomura S., Mukai H., Machida T., S. Sharma, S. Hayashida, K. Inubushi, M. Naja, M. K. Ahmed, P. K. Patra
Name of Society : Asia Oceania Geosciences Society (AOGS) 11th Annual Meeting (2014)
Name of Proceedings : Abstracts
Research Presentation
Observations of atmospheric radiocarbon in carbon dioxide at Hateruma Island and Cape Ochi-ishi, Japan

Presenter : Terao Y., Mukai H.
Name of Society : Radiocarbon in the Environment Conference 2014 (2014)
Name of Proceedings : Abstracts
Research Presentation
Observations of atmospheric radiocarbon in carbon dioxide at Hateruma Island and Cape Ochi-ishi, Japan

Presenter : Terao Y., Mukai H.
Name of Society : Japan Geoscience Union Meeting 2014 (2014)
Name of Proceedings : Abstracts
Research Presentation
High Frequency Measurements of Dibromomethane in the Atmosphere and New Findings on Its Oceanic Sources

Presenter : Yokouchi Y., Saito T., Mukai H.
Name of Society : 2014 Ocean Sciences Meeting (2014)
Name of Proceedings : Abstracts
Research Presentation
Investigation of methane flux in South Asia using atmospheric measurements at Nainital, India and global Eulerian-Lagrangian coupled atmospheric model

Presenter : Terao Y., Ishizawa M., Mukai H., Naja M., Nomura S., Machida T., Zhuravlev R., Ganshin A., Maksyutov S.
Name of Society : AGU 2014 Fall Meeting (2014)
Name of Proceedings : -
Research Presentation
Continuous measurement of carbon dioxide, methane, and carbon monoxide mole fractions using cavity ring-down spectroscopy at Hateruma Island

Presenter : Katsumata K., Tohjima Y., Sasakawa M., Mukai H.
Name of Society : 17th WMO/IAEA Meeting on Carbon Dioxide, Other Greenhouse Gases, and Related Tracers Measurement Techniques (2013)
Name of Proceedings : Abstracts
Research Presentation
Observations of atmospheric radiocarbon in carbon dioxide at Hateruma Island and Cape Ochi-ishi, Japan: Trends, Interannual variability and seasonal cycle from 2004 to 2012

Presenter : Terao Y., Mukai H.
Name of Society : 9th International Carbon Dioxide Conference (2013)
Name of Proceedings : Abstracts, 296
Research Presentation
Shipboard monitoring system of atmospheric CH4 in Southeast Asia and Oceania regions

Presenter : Nara H., Tanimoto H., Mukai H., Nojiri Y., Tohjima Y., Machida T.
Name of Society : 17th WMO/IAEA Meeting on Carbon Dioxide, Other Greenhouse Gases, and Related Measurement Techniques (GGMT-2013) (2013)
Name of Proceedings : -
Research Presentation
Global monitoring of greenhouse gases using various earth observation platforms

Presenter : Mukai H., Nojiri Y., Machida T., Saigusa N.
Name of Society : Japan Geoscience Union Meeting 2013 (2013)
Name of Proceedings : -
Research Presentation
Forward and inverse modeling of CO2

Presenter : Zhuravlev R., Maksyutov S., Oshchepkov S., Bril A., Saito M., Machida T., Mukai H., Yoshida Y., Yokota T.
Name of Society : 9th International Workshop on Grennhouse Gas Measurements from Space (IWGGMS9) (2013)
Name of Proceedings : Abstract Colletion, 68
Research Presentation
Long-term monitoring of long-lived greenhouse gases(GHGs) and short-lived climate pollutants in Asia and Oceania using voluntary observing ships

Presenter : Tanimoto H., Nara H., Kondo F., Mukai H., Nojiri Y., Tohjima Y., Machida T., Hashimoto S.
Name of Society : NOAA Earth System Research Laboratory 41st Global Monitoring Annual Conference (2013)
Name of Proceedings : Abstracts, 7
Research Presentation
GOSAT-2 : Science Plan, Products, Validation, and Application

Presenter : Matsunaga T., Morino I., Yoshida Y., Saito M., Hiraki K., Yokota Y. , Kamei A., Oishi Y., Dupuy E., Murakami K., Ninomiya K., Pang S., Yokota T., Maksyutov S., Machida T., Saigusa N., Mukai H., Nakajima M., Imasu R.
Name of Society : 2013 American Geophysical Union Fall Meeting (2013)
Name of Proceedings : -
Research Presentation
Status report of NIES-TERRA: progress of 17 years’ operation and perspectives for next decade

Presenter : Uchida M., Kobayashi T., Kondo M., Aramaki T., Terao Y., Kato F., Mukai H., Shibata Y.
Name of Society : 5th EAST ASIA AMS SYMPOSIUM (2013)
Name of Proceedings : Abstracts, 52
Research Presentation
Observations of atmospheric radiocarbon in carbon dioxide at Hateruma Island, Japan

Presenter : Terao Y., Mukai H., Tohjima Y., Maksyutov S.
Name of Society : 21th International Radiocarbon Conference (2012)
Name of Proceedings : 21th International Radiocarbon Conference abstracts book, 541
Research Presentation
Observation of atmospheric oxygen/nitrogen ratio on board a cargo ship by using gas chromatography/thermal conductivity detector

Presenter : Yamagishi H., Tohjima Y., Mukai H., Nojiri Y., Miyazaki C., Katsumata K.
Name of Society : 2012 Ocean Sciences Meeting (2012)
Name of Proceedings : Abstracts of 2012 Ocean Sciences Meeting, 60
Research Presentation
Trends, interannual variability, and seasonal cycle of atmospheric methane over the western Pacific observed using voluntary observing ships

Presenter : Terao Y., Kim H. , Mukai H., Nojiri Y., Machida T., Tohjima Y., Saeki T., Maksyutov S.
Name of Society : AGU Fall Meeting 2012 (2012)
Name of Proceedings : Abstracts
Research Presentation
National Institute for Environmental Studies (NIES) Monitoring of Atmospheric Halocarbons

Presenter : Yokouchi Y., Saito T., Nojiri Y., Nara F., Tanimoto H., Mukai H.
Name of Society : Global Monitoring Annual Conference 2011 (2011)
Name of Proceedings : Abstracts of Global Monitoring Annual Conference 2011, 7
Research Presentation
Long-term monitoring of atmospheric trace gases and aerosols in Asia and Oceania using voluntary observing ships

Presenter : Tanimoto H., Nara H., Mukai H., Nojiri Y., Tohjima Y., Machida T., Yokouchi Y., Hashimoto S.
Name of Society : European Geosciences Union General Assembly 2011 (2011)
Name of Proceedings : Geophysical Research Abstracts, 13:9724
Research Presentation
Shipboard monitoring of non-CO2 greenhouse gases in Asia and Oceania using commercially cargo vessels

Presenter : Nara H., Tanimoto H., Mukai H., Nojiri Y., Tohjima Y., Machida T., Hashimoto S.
Name of Society : AGU Fall Meeting 2011 (2011)
Name of Proceedings : Abstracts of AGU Fall Meeting 2011
Research Presentation
Development of a multidimensional GC/MS/microECD system for the in situ measurement of volatile organic compounds

Presenter : Saito T., Yokouchi Y., Mukai H.
Name of Society : AGU Fall Meeting 2011 (2011)
Name of Proceedings : Abstracts of ISA Annual Convention 2012
Research Presentation
Trends, interannual variability, and seasonal cycle of atmospheric methane over the western Pacific since 1994

Presenter : Terao Y., Mukai H., Nojiri Y., Machida T., Tohjima Y., Saeki T., Maksyutov S.
Name of Society : Sixth International Symposium on Non-CO2 Greenhouse Gases (NCGG-6) (2011)
Name of Proceedings : Abstracts of Sixth International Symposium on Non-CO2 Greenhouse Gases (NCGG-6)
Research Presentation
Long-term monitoring of non-CO2 greenhouse gases and aerosols in Asia and Oseania using voluntary observing ships

Presenter : Tanimoto H., Nara H., Mukai H., Nojiri Y., Tohjima Y., Machida T., Yokouchi Y., Hashimoto S.
Name of Society : Sixth International Symposium on Non-CO2 Greenhouse Gases (NCGG-6) Science, Policy and Integration (2011)
Name of Proceedings : Abstracts of Sixth International Symposium on Non-CO2 Greenhouse Gases (NCGG-6) Science, Policy and Integration, 12
Research Presentation
Activities of greenhouse gas and trace gas monitoring at National Institute for Environmental Studies, Japan

Presenter : Katsumata K., Machida T., Mukai H.
Name of Society : 9th APMP/TCQM Gas Analysis Working Group–Gas Metrology in Environmental Protection Workshop (2011)
Name of Proceedings : -
Research Presentation
An accurate CO2 measurement system for standard gases using NDIR CO2 analyzer and CRDS 13CO2 analyzer

Presenter : Katsumata K., Nara H., Tohjima Y., Takahashi Y., Machida T., Mukai H.
Name of Society : 16th WMO/IAEA Meeting on Carbon Dioxide, Other Greenhouse Gases, and Related Measurement Techniques (2011)
Name of Proceedings : Abstracts of 16th WMO/IAEA Meeting on Carbon Dioxide, Other Greenhouse Gases, and Related Measurement Techniques
Research Presentation
NIES atmospheric radiocarbon (14CO2) measurements

Presenter : Terao Y., Mukai H., Kitagawa H., Nojiri Y., Uchida M., Shibata Y., Aramaki T.
Name of Society : The 16th WMO/IAEA Meeting on Carbon Dioxide, Other Greenhouse Gases, and Related Measurement Techniques (GGMT-2011) (2011)
Name of Proceedings : Abstracts of The 16th WMO/IAEA Meeting on Carbon Dioxide, Other Greenhouse Gases, and Related Measurement Techniques (GGMT-2011)
Research Presentation
Introducing an Implementation of Parallel Computing for Lagrangian Modelling of Particle Dispersion in the Atmosphere

Presenter : Zeng J., Nakajima H., Mukai H.
Name of Society : AGU Chapman Conference on Advances in Lagrangian Modeling of the Atmosphere (2011)
Name of Proceedings : Abstracts of AGU Chapman Conference on Advances in Lagrangian Modeling of the Atmosphere
Research Presentation
Pressure broadening effects of inert gases on CO2 and CH4 measurement using a wave scan-cavity ring down spectrometer

Presenter : Nara H., Tanimoto H., Nojiri Y., Mukai H., Katsumata K., Tohjima Y., Machida T.
Name of Society : 16th WMO/IAEA Meeting on Carbon Dioxide, Other Greenhouse Gases, and Related Measurement Techniques (2011)
Name of Proceedings : Abstracts of 16th WMO/IAEA Meeting on Carbon Dioxide, Other Greenhouse Gases, and Related Measurement Techniques
Research Presentation
The potential of carbon sink/source of Asian Forest soils

Presenter : Liang N., Takagi K., Kakubari Y., Nakane K., Ishida S., Takagi M., Takahashi Y., Mukai H.
Name of Society : 4th EAFES Int.Congr. (2010)
Name of Proceedings : Abstracts, 125-126
Research Presentation
Seasonal and diurnal variations of CH2I2, CH2ClI, CH3I and C2H5I in the marine atmosphere

Presenter : Yokouchi Y., Saito T., Ooki A., Mukai H.
Name of Society : 12th Symp.Int.Comm.Atmos.Chem.Global Pollut.(CACGP)/11th Sci.Conf.Int.Global Atmos.Chem.(IGAC) Proj. (2010)
Name of Proceedings : Program
Research Presentation
Using NVIDIA GPU for modelling the lagrangian particle dispersion in the atmosphere

Presenter : Zeng J., Matsunaga T., Mukai H.
Name of Society : iEMSs2010 (2010)
Name of Proceedings : -
Research Presentation
Using GPU for modelling the lagrangian particle dispersion in the atmosphere

Presenter : Zeng J., Matsunaga T., Mukai H.
Name of Society : iEMSs2010 (2010)
Name of Proceedings : Abstracts
Research Presentation
Comparison of -O2/CO2 changing ratio in pollution events observed at Hateruma with those based on emission inventories and model simulation

Presenter : Minejima C., Kubo M., Tohjima Y., Yamagishi H., Koyama Y., 北和之, Mukai H., Maksyutov S.
Name of Society : 日本気象学会2010年度秋季大会 (2010)
Name of Proceedings : 同予稿集, 399
Research Presentation
Seasonal cycle and interannual variability of atmospheric radiocarbon((14)CO2) over the western Pacific

Presenter : Terao Y., Kitagawa H., Mukai H., Nojiri Y., Uchida M., Shibata Y., Aramaki T., Maksyutov S., Valsala V.
Name of Society : 8th Int.Carbon Dioxide Conf. (2009)
Name of Proceedings : Abstracts, T1-011
Research Presentation
Inverse modeling of the regional CO2 fluxes with a coupled Eulerian-Lagrangian global tracer transport model and fixed-lag Kalman smoother

Presenter : Koyama Y., Maksyutov S., Mukai H., Saito M., Valsala V.
Name of Society : 8th Int.Carbon Dioxide Conf. (2009)
Name of Proceedings : Abstracts
Research Presentation
Development of CO2 measurement system in remote areas under harsh observation environment -a case of Mt.Fuji

Presenter : Sunaga A., Nojiri Y., Mukai H.
Name of Society : 15th WMO/IAEA Meet.Experts Carbon Dioxide,Other Greenhouse Gases,Related Tracer Meas.Tech. (2009)
Name of Proceedings : Abstracts
Research Presentation
Estimation of global oceanic and land biotic carbon sinks based on the atmospheric O2/N2 measurements from the NIES flask-sampling network

Presenter : Tohjima Y., Mukai H., Machida T., Yamagishi H., Nojiri Y.
Name of Society : 8th Int.Carbon Dioxide Conf. (2009)
Name of Proceedings : Proceedings
Research Presentation
Analysis of O2:CO2 ratios for the pollution events observed at Hateruma Island, Japan

Presenter : Tohjima Y., Kubo M., Mukai H., Yamagishi H., Minejima C., Kita K.
Name of Society : 8th Int.Carbon Dioxide Conf. (2009)
Name of Proceedings : Proceedings
Research Presentation
Re-evaluation of NIES CO scale using high concentration gravimetric CO standard gases

Presenter : Katsumata K., Machida T., Tanimoto H., Nara H., Mukai H.
Name of Society : 15th WMO/IAEA Meet.Experts Carbon Dioxide,Other Greenhouse Gases,Related Tracer Meas.Tech. (2009)
Name of Proceedings : Abstracts
Research Presentation
Reevaluation of isotopic scale for CO2 in NIES and its relation with inter-comparison works

Presenter : Mukai H., Tohmine K., Kajita Y.
Name of Society : 15th WMO/IAEA Meet.Experts Carbon Dioxide,Other Greenhouse Gases,Related Tracer Meas.Tech. (2009)
Research Presentation
Regional characteristics on greenhouse gaseous concentrations in some Asia/Pacific sites

Presenter : Mukai H., Zeng Y., Naja M., Machida T., Nojiri Y., Terao Y., Tanimoto H., Nara H., Tohjima Y., Hashimoto S., Sunaga A., Koyama Y., Maksyutov S.
Name of Society : 8th Int.Carbon Dioxide Conf. (2009)
Name of Proceedings : Abstracts
Research Presentation
Estimation of the emission sources based on the relationship between atmospheric O2 and CO2 variations at Hateruma and Ochi-ishi

Presenter : Kubo M., Tohjima Y., Yamagishi H., Mukai H., Kita K.
Name of Society : Jpn.Geosci.Union Meet.2009 (2009)
Name of Proceedings : Abstracts, F119-P006
Research Presentation
Development of CO2 measurement system in a remote area under harsh observation environment -a case of Mt. Fuji-

Presenter : Sunaga A., Nojiri Y., Mukai H.
Name of Society : Jpn.Geosci.Union Meet.2009 (2009)
Name of Proceedings : Abstracts
Research Presentation
Continuous measurements of perfluorocarbons at remote monitoring stations in Japan

Presenter : Saito T., Yokouchi Y., Taguchi S., Mukai H.
Name of Society : EGU Gen.Assem.2009 (2009)
Name of Proceedings : Abstracts, 11:EGU2009-7253
Research Presentation
Interannual variability and trends of atmospheric methane over the western Pacific

Presenter : Terao Y., Mukai H., Nojiri Y., Machida T., Tohjima Y., Saeki T., Maksyutov S.
Name of Society : AGU Fall Meeting 2009 (2009)
Name of Proceedings : Abstracts, 90(52):A53C-0282
Research Lecture
Ozone standard activities at NIES, Japan

Presenter : Tanimoto H., Mukai H., Hashimoto S.
Name of Society : 2nd Tripartite Workshop Sci.Res.Photochem.Oxidant (2009)
Name of Proceedings : Program
Research Presentation
A full-year observation of reactive iodocarbons at Hateruma Island in the subtropical ocean

Presenter : Yokouchi Y., Saito T., Oki A., Mukai H.
Name of Society : SOLAS Open Sci.Conf. (2009)
Name of Proceedings : Abstracts , 98
Research Presentation
The potential of carbon sink/source of Japanese forest soils

Presenter : Liang N., Takagi K., Kakubari Y., Nakane K., Ishida S., Takagi M., Takahashi Y., Mukai H.
Name of Society : AsiaFlux Workshop 2009 (2009)
Name of Proceedings : Abstracts, 33
Research Presentation
Diagnosing recent CO emissions from East Asia using coordinated surface observations, adjoint inverse modeling, and MOPITT satellite data

Presenter : Tanimoto H., Sawa Y., Yonemura S., Yumimoto K., Matsueda H., Uno I., Hayasaka T., Mukai H., Tohjima Y., Tsuboi K., Zhang L.
Name of Society : IGAC 10th Int.Conf. (2008)
Name of Proceedings : Abstracts
Research Presentation
Using SOAP to develop software for air trajectory calculation

Presenter : Zeng J., Matsunaga T., Mukai H.
Name of Society : iEMSs 2008(Int.Congr.Environ.Modelling Software) (2008)
Name of Proceedings : -, 1070-1076
Research Presentation
In situ high frequency measurements of atmospheric halocarbons at Hateruma Island

Presenter : Yokouchi Y., Saito T., Mukai H.
Name of Society : IGAC 10th Int.Conf. (2008)
Name of Proceedings : Abstracts, Tu118
Research Presentation
Preliminary result of radiocarbon monitoring in surface water in the North Pacific

Presenter : Aramaki T., Nojiri Y., Mukai H., Uchida M., Shibata Y.
Name of Society : 11th Int.Conf.Accel.Mass Spectrom. (2008)
Name of Proceedings : Abstracts, 136
Research Presentation
High resolution simulation of the atmospheric greenhouse gases variability with a coupled Eulerian-Lagrangian transport model

Presenter : Koyama Y., Maksyutov S., Belikov D., Tohjima Y., Mukai H., Machida T.
Name of Society : Transcom 2008 Workshop (2008)
Name of Proceedings : Program
Research Presentation
High resolution simulation of the atmospheric greenhouse gases variability with a coupled Eulerian-Lagrangian transport model

Presenter : Koyama Y., Maksyutov S., Tohjima Y., Mukai H., Machida T.
Name of Society : 日本気象学会 2008年度秋季大会 (2008)
Name of Proceedings : 同講演予稿集, 125
Research Presentation
Preparing and maintaining of CO2 calibration scale in National Institute for Environmental Studies -NIES 95 CO2 scale-

Presenter : Katsumata K., Machida T., Katsumata K., Tohjima Y., Watai T., Mukai H.
Name of Society : 14th WMO/IAEA Meet.Experts Carbon Dioxide,Other Greenhouse Gases,Related Tracer Measurement Techniques (2007)
Name of Proceedings : Abstracts, 35
Research Presentation
Preliminary experiment for change in oxygen isotope ratio of CO2 in a glass bottle

Presenter : Mukai H., Machida T., Tohmine K., Kajita Y., Terao Y., Sunaga A.
Name of Society : 14th WMO/IAEA Meet.Experts Carbon Dioxide,Other Greenhouse Gases,Related Tracer Measurement Techniques (2007)
Name of Proceedings : Abstracts
Research Presentation
Latitudinal and seasonal variation of methyl iodide in the atmosphere

Presenter : Yokouchi Y., Osada K.(*1), Wada M.(*2), Hasebe F.(*3), Agama M.(*4), Mukai H., Nojiri Y., Inuzuka Y., Fraser Y.(*5), Toom-Sauntry D.(*6)
Name of Society : Solas Open Sci.Conf. (2007)
Name of Proceedings : Abstracts(CD-ROM)
Research Presentation
Interannual variability and trends of atmospheric radiocarbon (14CO2) over the tropical western Pacific

Presenter : Terao Y., Kitagawa H.(*1), Mukai H., Nojiri Y., Uchida M., Shibata Y., Aramaki T.
Name of Society : AGU Fall Meeting 2007 (2007)
Name of Proceedings : Abstracts(CD-ROM)
Research Presentation
High resolution simulation of the atmospheric greenhouse gases variability with a largangian particle dispersion model

Presenter : Koyama Y., Maksyutov S., Tohjima Y., Mukai H., Machida T.
Name of Society : AGU 2007 Fall Meet.(Poster Session) (2007)
Name of Proceedings : Abstracts(CD-ROM)
Research Presentation
Continuous measurements of perfluorocarbons at remote monitoring stations in Japan

Presenter : Saito T., Yokouchi Y., Mukai H.
Name of Society : AGU 2007 Fall Meet.(Poster Session) (2007)
Name of Proceedings : Abstracts(CD-ROM)
Research Presentation
Interannual variations and recent trends of surface ozone in East Asia: standarization and integration of measurements,and chemical transport model analysis

Presenter : Tanimoto H., Ohara T., Mukai H., Sawa Y.(*1), Matsueda H.(*1), Yonemura S.(*2), Uno I.(*3)
Name of Society : Jt.IGAC/CACGP/WMO Symp. (2006)
Name of Proceedings : Program(CD-ROM)
Research Presentation
Detection of the oxygen emission due to the spring bloom in the western North Pacific using in-situ measurement of atmospheric oxygen/nitrogen ratio

Presenter : Yamagishi H., TOHJIMA Yasunori, Mukai H.
Name of Society : AGU 2006 Fall Meet. (2006)
Name of Proceedings : Abstracts(CD-ROM), OS53A-1085
Research Presentation
Interannual variations and recent trends of surface ozone in East Asia: Integrated observations and chemical transport model analysis

Presenter : Tanimoto H., Ohara T., Kurokawa J-i., Mukai H., Uno I.(*1), Yamaji K.(*2)
Name of Society : AGU 2006 Fall Meet. (2006)
Name of Proceedings : Program
Research Presentation
Impact of changing climate and emissions on surface ozone distributions and evolution: ENSO,long-range transport,and biomass burning

Presenter : Tanimoto H., Mukai H., Ohara T., Uno I.(*1)
Name of Society : Reg.Clim.Variability & its Impacts in the Mediterranean Area-Adv.Res.Workshop Marrakech(Maroc) (2006)
Name of Proceedings : Program
Research Presentation
In situ atmospheric O2/N2 measurements by GC system in Cape Ochi-ishi

Presenter : Yamagishi H.(*1), Tohjima Y., Mukai M., Tanimoto H., Nojiri Y., Zeng J.(*3), Shimano F.(*3)
Name of Society : 2nd Int.Summer Sch.Surf.Ocean-Lower Atmos.Study(SOLAS)(Poster Session) (2005)
Name of Proceedings : -
Research Presentation
Changes in the atmospheric oxygen/nitrogen ratio determined from the NIES flask-sampling network

Presenter : Tohjima Y., Mukai H., Nojiri Y., Machida T., Yamagishi H.
Name of Society : 7th Int.CO2 Conf./7th Int.Carbon Dioxide Conf.(ICDC7)(Poster Sesstion） (2005)
Name of Proceedings : -
Research Presentation
Long-term observation of CO2 concentration and its isotope ratio over the Western Pacific

Presenter : Mukai H., Nojiri Y., Tohjima T., Machida T., Shibata H., Kitagawa H.(*1)
Name of Society : 7th Int.CO2 Conf./7th Int.Carbon Dioxide Conf.(ICDC7) (2005)
Name of Proceedings : Proceedings(Web)
Research Presentation
Gas phase titration at NIES,and intercomparison of laboratory standards/measurements of ozone in Northeast Asia

Presenter : Tanimoto H., Mukai H.
Name of Society : Workshop CCQM-P28,BIPM (2005)
Name of Proceedings : -
Research Presentation
Environmental specimen banking and time capsule program at the National Institute for Environmental Studies,Japan

Presenter : Shibata Y., Horiguchi T., Morita M., Takazawa Y., Tanaka A., Hirota M.(*1), Mukai H.
Name of Society : Int.Environ.Specimen Bank Symp. (2005)
Name of Proceedings : Abstracts
Research Presentation
Continuous monitoring of gas and aerosol in the vicinity of Nagasaki City -Gaseous and ionic composition at Yellow Sand event-

Presenter : Kamaya T.(*1), Mori A.(*1), Arao K.(*2), Ohara T., Sugimoto N., Mukai H., Murao K.
Name of Society : 4th ADEC Workshop -Aeolian Dust Exp.Clim.Impact- (2005)
Name of Proceedings : Proceedings
Research Presentation
Intercomparison of ozone reference standards at ambient levels: An atmospheric chemistry perspective

Presenter : Tanimoto H., Mukai H., Norris J.E.(*1)
Name of Society : 8th Int.Global Atmos.Chem.Conf. (2004)
Name of Proceedings : Abstracts
Research Presentation
High frequency GC/MS measurements of CFCs,HCFCs,HFCs,PFCs and SF6 at Hateruma Island

Presenter : Yokouchi Y., Mukai H.
Name of Society : AGU 2004 Fall Meet. (2004)
Name of Proceedings : Eos,Transactions, 85(47)
Research Presentation
Latitudinal and seasonal variation in the atmospheric CO2 and O2: Results from shipboard sampling in the West and North Pacific Ocean

Presenter : Tohjima Y., Mukai H., Nojiri Y., Machida T., Gloor M.(*1)
Name of Society : AGU 2004 Fall Meet. (2004)
Name of Proceedings : Eos,Transactions, 85(47)
Research Presentation
Measurements of atmospheric O2/N2 ratio from two monitoring stations in Japan and shipboard sampling in the western and northern Pacific region

Presenter : Tohjima Y., Mukai H., Machida T., Nojiri Y.
Name of Society : 13th Annu.V.M.Goldschmidt Conf. (2003)
Name of Proceedings : Geochimica et Cosmochimica Acta (Special Supplement), 67(18(S1))(18(S1)):A483
Monitering of stratospheric ozone and related tropospheric trace gases in CGER/NIES-observation and data dissemination

Presenter : Katsumoto M., Nagahama T., Sugimoto N., Matsui I., Fujinuma Y., Mukai H., Tohjima Y., Machida T., Nojiri Y., Nakane H.
Name of Society : Network Detect.Stratos.Change 2001 Symp. (2001)
Name of Proceedings : Abstracts
Aerial observation of air pollutants and yellow sand dust during March 19-22 over the Yellow Sea

Presenter : Hatakeyama S., Takami A., Mukai H., Sugata S.
Name of Society : 1st Joint Workshop Long-range Transboundary Air Pollut.Northeast Asia (2001)
Name of Proceedings : Abstracts
Baseline monitoring of Greenhouse Gases at two remote site station in Japan-Hateruma and Cape Ochi-ishi

Presenter : Fujinuma Y., Katsumoto M.(*1), Mukai H., Tohjima Y., Machida T., Nojiri Y., Inoue G.
Name of Society : 6th Int.Carbon Dioxide Conf. (2001)
Name of Proceedings : Abstracts
Characterization of atmosheric CO2 observed at two-background air monitoring stations(Hateruma and Ochi-ishi) in Japan

Presenter : Mukai H., Katsumoto M., Ide R., Machida T., Fujinuma Y., Nojiri Y.
Name of Society : 6th Int.Carbon Dioxide Conf. (2001)
Name of Proceedings : Abstracts
Estimation of recent CO2 sink variation base on carbon and oxygen isotope ratios of CO2 collected over the Pacific

Presenter : Mukai H., Nojiri Y., Machida T., Fujinuma Y.
Name of Society : 6th Int.Carbon Dioxide Conf. (2001)
Name of Proceedings : Abstracts
Measurements of the atmospheric O2/N2 ratio at Hateruma Island and Cape Ochi-ishi,Japan

Presenter : Tohjima Y., Machida T., Mukai H., Nojiri Y., Fujinuma Y.
Name of Society : 6th Int.Carbon Dioxide Conf. (2001)
Name of Proceedings : Abstracts
Variability of atmospheric CO2 over the northern North Pacific: results of a ship of opportunity in 1995-1999

Presenter : Nojiri Y., Mukai H., Machida T., Katsumoto M., Fujinuma Y.
Name of Society : 6th Int.Carbon Dioxide Conf. (2001)
Name of Proceedings : Abstracts
Asian CO2 fluxes estimated using recent observations and transport model inversions

Presenter : Maksyutov S., Machida T., Inoue G., Mukai H.
Name of Society : 6th Int.Carbon Dioxide Conf. (2001)
Name of Proceedings : Abstracts

View all

Changes in the atmospheric CO2/CH4 variability in the East Asian outflow region caused by plummet of fossil fuel-derived CO2 in China due to COVID-19 outbreak

Presenter : Tohjima Y., Niwa Y., Mukai H., Sasakawa M., Machida T., Nakaoka S., Patra P. K.
Name of Society : Japan Geoscience Union Meeting 2021 (2021)
Name of Proceedings : -, ACG34-03
Basin-scale Distribution and Seasonal to Inter-annual Variation of Dissolved Inorganic Carbon over the North Pacific

Presenter : Yasunaka S., Nojiri Y., Nakaoka S., Ono T., Mukai H., Usui N.
Name of Society : 12th Annual Meeting Asia Oceania Geosciences Union (2015)
Name of Proceedings : Abstracts, 119
Greenhouse Gas Observation and Carbon Flux Estimation Over Asia and Oceania Using Space-Based GOSAT Platform

Presenter : Yokota T., Yoshida Y., Morino I., Uchino O., Takagi H., Kim H., Saito M., Maksyutov S., Saigusa N., Mukai H.
Name of Society : 12th Annual Meeting Asia Oceania Geosciences Society (2015)
Name of Proceedings : Abstracts
Observations of atmospheric methane concentrations over rice paddies at Karnal, India: Comparison with Nainital, India and Comilla, Bangladesh

Presenter : Terao Y., Nomura S., Mukai H., Machida T., S. Sharma, S. Hayashida, K. Inubushi, M. Naja, M. K. Ahmed, P. K. Patra
Name of Society : Asia Oceania Geosciences Society (AOGS) 11th Annual Meeting (2014)
Name of Proceedings : Abstracts
High Frequency Measurements of Dibromomethane in the Atmosphere and New Findings on Its Oceanic Sources

Presenter : Yokouchi Y., Saito T., Mukai H.
Name of Society : 2014 Ocean Sciences Meeting (2014)
Name of Proceedings : Abstracts
Global monitoring of greenhouse gases using various earth observation platforms

Presenter : Mukai H., Nojiri Y., Machida T., Saigusa N.
Name of Society : Japan Geoscience Union Meeting 2013 (2013)
Name of Proceedings : -
Long-term monitoring of long-lived greenhouse gases(GHGs) and short-lived climate pollutants in Asia and Oceania using voluntary observing ships

Presenter : Tanimoto H., Nara H., Kondo F., Mukai H., Nojiri Y., Tohjima Y., Machida T., Hashimoto S.
Name of Society : NOAA Earth System Research Laboratory 41st Global Monitoring Annual Conference (2013)
Name of Proceedings : Abstracts, 7
GOSAT-2 : Science Plan, Products, Validation, and Application

Presenter : Matsunaga T., Morino I., Yoshida Y., Saito M., Hiraki K., Yokota Y. , Kamei A., Oishi Y., Dupuy E., Murakami K., Ninomiya K., Pang S., Yokota T., Maksyutov S., Machida T., Saigusa N., Mukai H., Nakajima M., Imasu R.
Name of Society : 2013 American Geophysical Union Fall Meeting (2013)
Name of Proceedings : -
National Institute for Environmental Studies (NIES) Monitoring of Atmospheric Halocarbons

Presenter : Yokouchi Y., Saito T., Nojiri Y., Nara F., Tanimoto H., Mukai H.
Name of Society : Global Monitoring Annual Conference 2011 (2011)
Name of Proceedings : Abstracts of Global Monitoring Annual Conference 2011, 7
Long-term monitoring of atmospheric trace gases and aerosols in Asia and Oceania using voluntary observing ships

Presenter : Tanimoto H., Nara H., Mukai H., Nojiri Y., Tohjima Y., Machida T., Yokouchi Y., Hashimoto S.
Name of Society : European Geosciences Union General Assembly 2011 (2011)
Name of Proceedings : Geophysical Research Abstracts, 13:9724
Long-term monitoring of non-CO2 greenhouse gases and aerosols in Asia and Oseania using voluntary observing ships

Presenter : Tanimoto H., Nara H., Mukai H., Nojiri Y., Tohjima Y., Machida T., Yokouchi Y., Hashimoto S.
Name of Society : Sixth International Symposium on Non-CO2 Greenhouse Gases (NCGG-6) Science, Policy and Integration (2011)
Name of Proceedings : Abstracts of Sixth International Symposium on Non-CO2 Greenhouse Gases (NCGG-6) Science, Policy and Integration, 12
NIES atmospheric radiocarbon (14CO2) measurements

Presenter : Terao Y., Mukai H., Kitagawa H., Nojiri Y., Uchida M., Shibata Y., Aramaki T.
Name of Society : The 16th WMO/IAEA Meeting on Carbon Dioxide, Other Greenhouse Gases, and Related Measurement Techniques (GGMT-2011) (2011)
Name of Proceedings : Abstracts of The 16th WMO/IAEA Meeting on Carbon Dioxide, Other Greenhouse Gases, and Related Measurement Techniques (GGMT-2011)
Introducing an Implementation of Parallel Computing for Lagrangian Modelling of Particle Dispersion in the Atmosphere

Presenter : Zeng J., Nakajima H., Mukai H.
Name of Society : AGU Chapman Conference on Advances in Lagrangian Modeling of the Atmosphere (2011)
Name of Proceedings : Abstracts of AGU Chapman Conference on Advances in Lagrangian Modeling of the Atmosphere
The potential of carbon sink/source of Asian Forest soils

Presenter : Liang N., Takagi K., Kakubari Y., Nakane K., Ishida S., Takagi M., Takahashi Y., Mukai H.
Name of Society : 4th EAFES Int.Congr. (2010)
Name of Proceedings : Abstracts, 125-126
Using NVIDIA GPU for modelling the lagrangian particle dispersion in the atmosphere

Presenter : Zeng J., Matsunaga T., Mukai H.
Name of Society : iEMSs2010 (2010)
Name of Proceedings : -
Using GPU for modelling the lagrangian particle dispersion in the atmosphere

Presenter : Zeng J., Matsunaga T., Mukai H.
Name of Society : iEMSs2010 (2010)
Name of Proceedings : Abstracts
Reevaluation of isotopic scale for CO2 in NIES and its relation with inter-comparison works

Presenter : Mukai H., Tohmine K., Kajita Y.
Name of Society : 15th WMO/IAEA Meet.Experts Carbon Dioxide,Other Greenhouse Gases,Related Tracer Meas.Tech. (2009)
Regional characteristics on greenhouse gaseous concentrations in some Asia/Pacific sites

Presenter : Mukai H., Zeng Y., Naja M., Machida T., Nojiri Y., Terao Y., Tanimoto H., Nara H., Tohjima Y., Hashimoto S., Sunaga A., Koyama Y., Maksyutov S.
Name of Society : 8th Int.Carbon Dioxide Conf. (2009)
Name of Proceedings : Abstracts
The potential of carbon sink/source of Japanese forest soils

Presenter : Liang N., Takagi K., Kakubari Y., Nakane K., Ishida S., Takagi M., Takahashi Y., Mukai H.
Name of Society : AsiaFlux Workshop 2009 (2009)
Name of Proceedings : Abstracts, 33
Using SOAP to develop software for air trajectory calculation

Presenter : Zeng J., Matsunaga T., Mukai H.
Name of Society : iEMSs 2008(Int.Congr.Environ.Modelling Software) (2008)
Name of Proceedings : -, 1070-1076
High resolution simulation of the atmospheric greenhouse gases variability with a coupled Eulerian-Lagrangian transport model

Presenter : Koyama Y., Maksyutov S., Belikov D., Tohjima Y., Mukai H., Machida T.
Name of Society : Transcom 2008 Workshop (2008)
Name of Proceedings : Program
High resolution simulation of the atmospheric greenhouse gases variability with a coupled Eulerian-Lagrangian transport model

Presenter : Koyama Y., Maksyutov S., Tohjima Y., Mukai H., Machida T.
Name of Society : 日本気象学会 2008年度秋季大会 (2008)
Name of Proceedings : 同講演予稿集, 125
Preliminary experiment for change in oxygen isotope ratio of CO2 in a glass bottle

Presenter : Mukai H., Machida T., Tohmine K., Kajita Y., Terao Y., Sunaga A.
Name of Society : 14th WMO/IAEA Meet.Experts Carbon Dioxide,Other Greenhouse Gases,Related Tracer Measurement Techniques (2007)
Name of Proceedings : Abstracts
Latitudinal and seasonal variation of methyl iodide in the atmosphere

Presenter : Yokouchi Y., Osada K.(*1), Wada M.(*2), Hasebe F.(*3), Agama M.(*4), Mukai H., Nojiri Y., Inuzuka Y., Fraser Y.(*5), Toom-Sauntry D.(*6)
Name of Society : Solas Open Sci.Conf. (2007)
Name of Proceedings : Abstracts(CD-ROM)
Interannual variability and trends of atmospheric radiocarbon (14CO2) over the tropical western Pacific

Presenter : Terao Y., Kitagawa H.(*1), Mukai H., Nojiri Y., Uchida M., Shibata Y., Aramaki T.
Name of Society : AGU Fall Meeting 2007 (2007)
Name of Proceedings : Abstracts(CD-ROM)
High resolution simulation of the atmospheric greenhouse gases variability with a largangian particle dispersion model

Presenter : Koyama Y., Maksyutov S., Tohjima Y., Mukai H., Machida T.
Name of Society : AGU 2007 Fall Meet.(Poster Session) (2007)
Name of Proceedings : Abstracts(CD-ROM)
Continuous measurements of perfluorocarbons at remote monitoring stations in Japan

Presenter : Saito T., Yokouchi Y., Mukai H.
Name of Society : AGU 2007 Fall Meet.(Poster Session) (2007)
Name of Proceedings : Abstracts(CD-ROM)
Interannual variations and recent trends of surface ozone in East Asia: standarization and integration of measurements,and chemical transport model analysis

Presenter : Tanimoto H., Ohara T., Mukai H., Sawa Y.(*1), Matsueda H.(*1), Yonemura S.(*2), Uno I.(*3)
Name of Society : Jt.IGAC/CACGP/WMO Symp. (2006)
Name of Proceedings : Program(CD-ROM)
Detection of the oxygen emission due to the spring bloom in the western North Pacific using in-situ measurement of atmospheric oxygen/nitrogen ratio

Presenter : Yamagishi H., TOHJIMA Yasunori, Mukai H.
Name of Society : AGU 2006 Fall Meet. (2006)
Name of Proceedings : Abstracts(CD-ROM), OS53A-1085
Interannual variations and recent trends of surface ozone in East Asia: Integrated observations and chemical transport model analysis

Presenter : Tanimoto H., Ohara T., Kurokawa J-i., Mukai H., Uno I.(*1), Yamaji K.(*2)
Name of Society : AGU 2006 Fall Meet. (2006)
Name of Proceedings : Program
Impact of changing climate and emissions on surface ozone distributions and evolution: ENSO,long-range transport,and biomass burning

Presenter : Tanimoto H., Mukai H., Ohara T., Uno I.(*1)
Name of Society : Reg.Clim.Variability & its Impacts in the Mediterranean Area-Adv.Res.Workshop Marrakech(Maroc) (2006)
Name of Proceedings : Program
In situ atmospheric O2/N2 measurements by GC system in Cape Ochi-ishi

Presenter : Yamagishi H.(*1), Tohjima Y., Mukai M., Tanimoto H., Nojiri Y., Zeng J.(*3), Shimano F.(*3)
Name of Society : 2nd Int.Summer Sch.Surf.Ocean-Lower Atmos.Study(SOLAS)(Poster Session) (2005)
Name of Proceedings : -
Changes in the atmospheric oxygen/nitrogen ratio determined from the NIES flask-sampling network

Presenter : Tohjima Y., Mukai H., Nojiri Y., Machida T., Yamagishi H.
Name of Society : 7th Int.CO2 Conf./7th Int.Carbon Dioxide Conf.(ICDC7)(Poster Sesstion） (2005)
Name of Proceedings : -
Long-term observation of CO2 concentration and its isotope ratio over the Western Pacific

Presenter : Mukai H., Nojiri Y., Tohjima T., Machida T., Shibata H., Kitagawa H.(*1)
Name of Society : 7th Int.CO2 Conf./7th Int.Carbon Dioxide Conf.(ICDC7) (2005)
Name of Proceedings : Proceedings(Web)
Gas phase titration at NIES,and intercomparison of laboratory standards/measurements of ozone in Northeast Asia

Presenter : Tanimoto H., Mukai H.
Name of Society : Workshop CCQM-P28,BIPM (2005)
Name of Proceedings : -
Environmental specimen banking and time capsule program at the National Institute for Environmental Studies,Japan

Presenter : Shibata Y., Horiguchi T., Morita M., Takazawa Y., Tanaka A., Hirota M.(*1), Mukai H.
Name of Society : Int.Environ.Specimen Bank Symp. (2005)
Name of Proceedings : Abstracts
Continuous monitoring of gas and aerosol in the vicinity of Nagasaki City -Gaseous and ionic composition at Yellow Sand event-

Presenter : Kamaya T.(*1), Mori A.(*1), Arao K.(*2), Ohara T., Sugimoto N., Mukai H., Murao K.
Name of Society : 4th ADEC Workshop -Aeolian Dust Exp.Clim.Impact- (2005)
Name of Proceedings : Proceedings
Intercomparison of ozone reference standards at ambient levels: An atmospheric chemistry perspective

Presenter : Tanimoto H., Mukai H., Norris J.E.(*1)
Name of Society : 8th Int.Global Atmos.Chem.Conf. (2004)
Name of Proceedings : Abstracts
High frequency GC/MS measurements of CFCs,HCFCs,HFCs,PFCs and SF6 at Hateruma Island

Presenter : Yokouchi Y., Mukai H.
Name of Society : AGU 2004 Fall Meet. (2004)
Name of Proceedings : Eos,Transactions, 85(47)
Latitudinal and seasonal variation in the atmospheric CO2 and O2: Results from shipboard sampling in the West and North Pacific Ocean

Presenter : Tohjima Y., Mukai H., Nojiri Y., Machida T., Gloor M.(*1)
Name of Society : AGU 2004 Fall Meet. (2004)
Name of Proceedings : Eos,Transactions, 85(47)
Measurements of atmospheric O2/N2 ratio from two monitoring stations in Japan and shipboard sampling in the western and northern Pacific region

Presenter : Tohjima Y., Mukai H., Machida T., Nojiri Y.
Name of Society : 13th Annu.V.M.Goldschmidt Conf. (2003)
Name of Proceedings : Geochimica et Cosmochimica Acta (Special Supplement), 67(18(S1))(18(S1)):A483
Measurements of stable carbon isotope ratio of methane at Hateruma Station, Japan

Presenter : Umezawa T., Terao Y., Tohjima Y., Saito T., Sasakawa M., Mukai H.
Name of Society : The 21st expert meeting on Greenhouse Gas Measurement Techniques (WMO GAW GGMT-2022) (2022)
Name of Proceedings : Abstracts
XCO2 observation network for verification of Kanto intensive observations and sun-glint observations by GOSAT and GOSAT-2

Presenter : Imasu R., Morino I., Mukai H., Matsumi Y.
Name of Society : IWGGMS-18 (2022)
Name of Proceedings : Abstracts, 106
Update on the retrieval algorithm for the NIES TANSO-FTS/GOSAT SWIR L2 product

Presenter : Someya Y., Yoshida Y., Ohyama H., Nomura S., Kamei A., Morino I., Mukai H., Matsunaga T., TCCON partners
Name of Society : The 18th International Workshop on Greenhouse Gas Measurements from Space (2022)
Name of Proceedings : Abstract
Recovery of CO2 emissions from China after COVID-19 lockdown estimated from the atmospheric observation at Yaeyama Islands

Presenter : Tohjima Y., Niwa Y., Mukai H., Sasakawa M., Machida T., Patra P. K., Tsuboi K., Saito K.
Name of Society : Japan Geoscience Union Meeting 2022 (2022)
Name of Proceedings : -
Greenhouse gases and air quality monitoring system for urban anthropogenic emission estimation around Jakarta megacity

Presenter : Nishihashi M., Mukai H., Terao Y., Hashimoto S., Boer R., Ardiansyah M., Budianto B., Rakhman A., Immanuel G.S., Nugroho R., Suwedi N., Marufatin A., Salim M.A., Gunawan D., Suharguniyawan E., Ilahi A.F., Nugraha M.S., Wattimena R.C., Feriaji B., Maulani Q., Oda T., Lauvaux T.
Name of Society : JpGU - AGU Joint Meeting 2020 (2020)
Name of Proceedings : Abstracts
Chemical composition of atmospheric aerosols over Jakarta megacity

Presenter : Nishihashi M., Mukai H., Terao Y., Hashimoto S., Boer R., Ardiansyah M., Budianto B., Rakhman A., Immanuel G.S., Nugroho R., Suwedi N., Marufatin A., Salim M.A., Gunawan D., Suharguniyawan E., Ilahi A.F., Nugraha M.S., Wattimena R.C., Feriaji B., Maulani Q.
Name of Society : JpGU - AGU Joint Meeting 2020 (2020)
Name of Proceedings : Abstracts
Recent stagnation of CH4 emission growth from East Asia based on the analysis of synoptic variations of atmospheric CH4 and CO2 observed at Hateruma Island

Presenter : Tohjima Y., Zeng J., Ito A., Naveen C., Niwa Y., Mukai H., Shirai T., Sasakawa M., Patra P. K., Machida T.
Name of Society : JpGU-AGU Joint Meeting 2020 (2020)
Name of Proceedings : -, AAS07-P02
Atmospheric observations of CO2, 14CO2 and O2 concentrations to capture fossil fuel CO2 emissions from the Greater Tokyo Area

Presenter : Terao Y., Tohjima Y., Ishidoya S., Ouchi M., Osonoi Y., Mukai H., Machida T., Sugawara H., Kaneyasu N., Niwa Y.
Name of Society : EGU General Assembly 2020 (2020)
Name of Proceedings : Abstracts
Analysis of Atmospheric Potential Oxygen (APO) in the Pacific region to evaluate the seasonal air-sea gas exchange

Presenter : Tohjima Y., Mukai H., Machida T., Nakaoka S., Ishizawa M., Shirai T.
Name of Society : Ocean Science Meeting 2020 (2020)
Name of Proceedings : -
Observed and simulated urban CO2 behavior around Jakarta megacity

Presenter : Nishihashi M., Mukai H., Terao Y., Hashimoto S., Lauvaux T., Boer R., Ardiansyah M., Budianto B., Immanuel G.S., Rakhman A., Nugroho R., Suwedi N., Rifai A., Ihsan I.M., Marufatin A., Sulaiman A., Gunawan D., Suharguniyawan E., Ilahi A.F., Nugraha M.S., Wattimena R.C., Feriaji B., Oda T.
Name of Society : The 20th WMO/IAEA Meeting on Carbon Dioxide, Other Greenhouse Gases, and Related Measurement Techniques (GGMT-2019) (2019)
Name of Proceedings : Abstracts, 155-156
GHGs data comparison between NIES observation network (aircrafts, Ships and stations) in the Asian Pacific area and GOSAT

Presenter : Nomura S., Mukai H., Terao Y., Machida T., Sasakawa M., Morino I.
Name of Society : The 20th WMO/IAEA Meeting on Carbon Dioxide, Other Greenhouse Gases,and Related Measurement Techniques (GGMT2019) (2019)
Name of Proceedings : Abstract, 94
Comprehensive monitoring project of greenhouse gases and air pollutants around Jakarta megacity in Indonesia

Presenter : Nishihashi M., Mukai H., Terao Y., Hashimoto S., Boer R., Ardiansyah M., Budianto B., Immanuel G.S., Rakhman A., Nugroho R., Suwedi N., Rifai A., Ihsan I.M., Marufatin A., Sulaiman A., Gunawan D., Suharguniyawan E., Ilahi A.F., Nugraha M.S., Wattimena R.C., Feriaji B., Lauvaux T., Oda T.
Name of Society : Japan Geoscience Union (JpGU) Meeting 2019 (2019)
Name of Proceedings : Abstracts
Atmospheric greenhouse gas concentrations and carbon isotopic ratio in 2004-2017 at southwestern China

Presenter : Nomura Y., Mukai H., Terao Y., Machida T., Zhou L.
Name of Society : 15th IGAC Science Conference (2018)
Name of Proceedings : iCACGP-IGAC2018 Abstracts, 281
Air pollutants and GHGs monitoring project around Jakarta megacity

Presenter : Nishihashi M., Mukai H., Terao Y., Hashimoto S., Osonoi Y., Boer R., Ardiansyah M., Budianto B., Immanuel G.S., Rakhman A., Nugroho R., Suwedi N., Rifai A., Ihsan I.M., Sulaiman A., Gunawan D., Suharguniyawan E., Nugraha M.S., Wattimena R.C.
Name of Society : 2018 joint 14th iCACGP Quadrennial Symposium and 15th IGAC Science Conference (2018)
Name of Proceedings : Abstracts
Observations of long-lived trace gases over the central Himalayas

Presenter : Naja M., Mukai H., Machida T., Ballav S., Terao Y., Nomura S., Kumar R., Srivastava P.
Name of Society : 2018 joint 14th iCACGP Quadrennial Symposium and 15th IGAC Science Conference (2018)
Name of Proceedings : Abstracts
Real time air quality monitoring system in three sites (Bogor, Cibeureum and Serpong)

Presenter : Immanuel G.S., Rakhman A., Budianto B., Boer R., Ardiansyah M., Hamid N., Gumilang L., Nishihashi M., Mukai H., Terao Y., Hashimoto S., Osonoi Y., Nugroho R., Suwedi N., Rifai A., Ihsan I.M., Sulaiman A., Gunawan D., Suharguniyawan E., Nugraha M.S., Wattimena R.C.
Name of Society : 1st International Conference on Tropical Meteorology and Atmospheric Sciences (ICTMAS) (2018)
Name of Proceedings : Abstracts, 169
Air quality during new year’s eve fireworks 2017 and 2018

Presenter : Rakhman A., Budianto B., Immanuel G.S., Boer R., Ardiansyah M., Nishihashi M., Mukai H., Terao Y., Hashimoto S.
Name of Society : 1st International Conference on Tropical Meteorology and Atmospheric Sciences (ICTMAS) (2018)
Name of Proceedings : Abstracts, 141
An 8-year record of atmospheric trace gases and aerosols in Southeast Asia based on shipboard observation

Presenter : Nara H., Tanimoto H., Tohjima Y., Mukai H., Nojiri Y., Machida T.
Name of Society : 15th Internaltional Global Atmospheric Chemistry 2018 (2018)
Name of Proceedings : -
Greenhouse gases and air pollutants monitoring project around Jakarta megacity

Presenter : Nishihashi M., Mukai H., Terao Y., Hashimoto S., Osonoi Y., Boer R., Ardiansyah M., Budianto B., Immanuel G.S., Rakhman A., Nugroho R., Suwedi N., Rifai A., Ihsan I.M., Sulaiman A., Gunawan D., Suharguniyawan E., Nugraha M.S., Wattimena R.C., Ilahi A.F.
Name of Society : 1st International Conference on Tropical Meteorology and Atmospheric Sciences (ICTMAS) (2018)
Name of Proceedings : Abstracts, 132
Variations of surface radiocarbon of the North Pacific in summer season during the past decade

Presenter : Aramaki T., Nakaoka S., Terao Y., Kushibashi S., Kobayashi T., Osonoi Y., Mukai H., Tohjima Y.
Name of Society : 23rd International Radiocarbon Conference (2018)
Name of Proceedings : Book of Abstracts, 149
Synthesis and evaluation of near real air CO2 reference gas

Presenter : Katsumata K., Machida T., Mukai H., Sonobe J., Isaji M., Jacksier T., Fernandes A.
Name of Society : 19th WMO/IAEA Meeting on Carbon Dioxide, Other Greenhouse Gases, and Related Measurement Techniques (GGMT-2017) (2017)
Name of Proceedings : Abstracts, P24
New monitoring project of GHGs and air pollutants around Jakarta, Indonesia

Presenter : Nishihashi M., Mukai H., Terao Y., Hashimoto S., Katsumata K., Boer R., Ardiansyah M., Budianto B., Immanuel G.S., Nugroho R., Suwedi N., Rifai A., Ihsan I.M., Sulaiman A., Gunawan D., Handayani I.B., Suharguniyawan E., Nugraha M.S.
Name of Society : 19th WMO/IAEA Meeting on Carbon Dioxide, Other Greenhouse Gases, and Related Measurement Techniques (GGMT-2017) (2017)
Name of Proceedings : Abstracts
Performance of radiocarbon analysis using NIES-CAMS and initial results for air samples obtained in Indonesia.

Presenter : Osonoi Y., Terao Y., Mukai H., Nishihashi M., Kobayashi T.
Name of Society : 19th WMO/IAEA Meeting on Carbon Dioxide, Other Greenhouse Gases, and Related Measurement Techniques (GGMT-2017) (2017)
Name of Proceedings : Abstracts
Observations of atmospheric radiocarbon in carbon dioxide at Hateruma Island and Cape Ochi-ishi, Japan

Presenter : Terao Y., Mukai H., Osonoi Y.
Name of Society : 10th International Carbon Dioxide Conference (2017)
Name of Proceedings : Abstracts, 238
Start of greenhouse gases and related tracer measurements at Tokyo Megacity

Presenter : Terao Y., Machida T., Katsumata K., Tohjima Y., Hoshina Y., Ouchi M., Osonoi Y., Mukai H., Imasu R., Tsuboi K., Murayama S.
Name of Society : 19th WMO/IAEA Meeting on Carbon Dioxide, Other Greenhouse Gases, and Related Measurement Techniques (GGMT-2017) (2017)
Name of Proceedings : Abstracts
Regional characteristics on greenhouse gaseous concentrations for thirteen years at Guiyang, China, in comparison with the data of Hateruma Island

Presenter : Nomura S., Mukai H., Terao Y., Machida T., Yiqiang Z., Lingxi Z.
Name of Society : 10th International Carbon Dioxide Conference (2017)
Name of Proceedings : Abstracts, 85
Atmospheric greenhouse gas concentrations for five years over a tropical forest in Borneo Island

Presenter : Nomura S., Mukai H., Terao Y., Machida T., Jahaya M. F., Mohamad M.
Name of Society : 19th WMO/IAEA Meeting on Carbon Dioxide, Other Greenhouse Gases, and Related Measurement Techniques (GGMT-2017) (2017)
Name of Proceedings : Abstracts, 66
Atmospheric O2/N2 and CO2 observation in the Pacific region and its application to the global carbon budget estimation

Presenter : Tohjima Y., Mukai H., Machida T., Hoshina Y., Nakaoka S.
Name of Society : 10th International Carbon Dioxide Conference (2017)
Name of Proceedings : Abstracts, 112
Separating short-term CO2 variation into biotic and fossil fuel components based on the atmospheric O2 and CO2 continuous measurements

Presenter : Hoshina Y., Tohjima Y., Terao Y., Katsumata K., Mukai H., Machida T., Osonoi Y.
Name of Society : 10th International Carbon Dioxide Conference (2017)
Name of Proceedings : Abstracts, 170
Long-term monitoring of atmospheric greenhouse gases and data validation in NIES-VOS program

Presenter : Nara H., Tanimoto H., Mukai H., Nojiri Y., Machida T., Nakaoka S., Tohjima Y., Katsumata K.
Name of Society : 19th WMO/IAEA Meeting on Carbon Dioxide, Other Greenhouse Gases, and Related Measurement Techniques(GGMT-2017) (2017)
Name of Proceedings : Abstracts
Distribution of fCO2 trend due to the anthropogenic CO2 uptake and bio-geophysical variability in the Pacific Ocean

Presenter : Nakaoka S., Nojiri Y., Yasunaka S., Ono T., Zeng J., Hayashi K., Mukai H., Telszewski M.
Name of Society : 10th International Carbon Dioxide Conference (2017)
Name of Proceedings : Abstracts, 82
Emissions of CO2, CO, and CH4 from peat forest fires on Sumatra Island in non El-Nino year 2013

Presenter : Nara H., Tanimoto H., Tohjima Y., Mukai H., Nojiri Y., Machida T.
Name of Society : International Global Atmospheric Chemistry (IGAC) Project 2016 Science Conference (2016)
Name of Proceedings : Abstracts
Multi-model comparison of marine boundary layer O3 in HTAP2 simulations with cargo ship observations in Asia-Pacific

Presenter : Ikeda K., Tanimoto H., Nagashima T., Nara H., Mukai H., Nojiri Y., Tohjima Y., Davila Y., Dong X., Emmons L.K., Flemming J., Fu J., Ghude S., Henze D.K., Jonson J.E., Lund M.T., Park R., Pierce R.B., Sudo K.
Name of Society : 14th IGAC Science Conference (2016)
Name of Proceedings : Abstracts
Greenhouse Gas Observation from Space and Carbon Flux Estimation Over Asia and Oceania Using GOSAT Data Status and Plan

Presenter : Yokota T., Yoshida Y., Morino I., Uchino O., Noda H., Takagi H., Kim J., Saito T., Maksyutov S., Ajiro M., Mukai H.
Name of Society : 13th Annual Meeting Asia Oceania Geosciences Society (2016)
Name of Proceedings : Abstracts
COMPARISON OF CARBON DIOXIDE MIXING RATIOS FROM IN-SITU MEASUREMENTS BY NDIR AND CRDS ANALYZERS AND BOTTLE SAMPLING MEASUREMENTS AT HATERUMA ISLAND

Presenter : Katsumata K., Mukai H., Sasakawa M., Tohjima Y., Machida T., Terao Y.
Name of Society : 18th WMO/IAEA Meeting on Carbon Dioxide, Other Greenhouse Gases, and Related Measurement Techniques (GGMT-2015) (2015)
Name of Proceedings : Abstracts
Installation and current status of CAMS system at NIES

Presenter : Osonoi Y., Terao Y., Mukai H., Aramaki T., Kondo M., Uchida M., Kobayashi T., Shibata Y.
Name of Society : 18th WNO/IAEA Meeting on Carbon Dioxide, Other Greenhouse Gases, and Related Measurement Techniques (GGMT) (2015)
Name of Proceedings : Abstracts
Estimation in CO2 flux in forest of regional scale by observation of atmospheric CO2 concentration by Top-down methods.

Presenter : Nomura S., Mukai H., Terao Y., Maznorizan Mohamad, Mohad Firdaus Jahaya
Name of Society : 18th WMO/IAEA Meeting on Carbon Dioxide, Other Greenhouse Gases, and Related Measurement Techniques. (2015)
Name of Proceedings : -
Fossil fuel and biogenic partitioning in CO2 emissions from East Asia determined by high-frequency radiocarbon measurements at Hateruma Island

Presenter : Terao Y., Mukai H.
Name of Society : 18th WMO/IAEA Meeting on Carbon Dioxide, Other Greenhouse Gases, and Related Measurement Techniques (GGMT-2015) (2015)
Name of Proceedings : Abstracts
Stability of green house gases references filled in Alphatech treated cylinders

Presenter : Katsumata K., Machida T., Mukai H., Sonobe J., Isaji M., Jacksier T.
Name of Society : 13th Workshop of APMP/TCQM Gas Analysis Working Group Metrology demands and measurement priorities in gas analysis (2015)
Name of Proceedings : -
Carbon Flux Estimation in Southeast Asia using a Eulerian-Lagrangian Coupled Inversion System and Observational Data from Multiple Platforms

Presenter : Ishizawa M., Shirai T., Terao Y., Mukai H., Nomura S., Mohamad M., Jahaya M., Inoue M., Morino I., Yoshida Y., Uchino O., Zhuravlev R., Ganshin A., Maksyutov S.
Name of Society : 2015 AGU Fall Meeting (2015)
Name of Proceedings : Abstracts
Precipitation chemistry based on sample analysis from 1 mm precipitation increments – Washout/rainout processes, and interaction between raindrop and ambient particulate sulfate -

Presenter : Aikawa M., Kajino M., Hiraki T., Mukai H.
Name of Society : Acid Rain 2015 (2015)
Name of Proceedings : -
Observations of atmospheric radiocarbon in carbon dioxide at Hateruma Island and Cape Ochi-ishi, Japan

Presenter : Terao Y., Mukai H.
Name of Society : Radiocarbon in the Environment Conference 2014 (2014)
Name of Proceedings : Abstracts
Observations of atmospheric radiocarbon in carbon dioxide at Hateruma Island and Cape Ochi-ishi, Japan

Presenter : Terao Y., Mukai H.
Name of Society : Japan Geoscience Union Meeting 2014 (2014)
Name of Proceedings : Abstracts
Investigation of methane flux in South Asia using atmospheric measurements at Nainital, India and global Eulerian-Lagrangian coupled atmospheric model

Presenter : Terao Y., Ishizawa M., Mukai H., Naja M., Nomura S., Machida T., Zhuravlev R., Ganshin A., Maksyutov S.
Name of Society : AGU 2014 Fall Meeting (2014)
Name of Proceedings : -
Continuous measurement of carbon dioxide, methane, and carbon monoxide mole fractions using cavity ring-down spectroscopy at Hateruma Island

Presenter : Katsumata K., Tohjima Y., Sasakawa M., Mukai H.
Name of Society : 17th WMO/IAEA Meeting on Carbon Dioxide, Other Greenhouse Gases, and Related Tracers Measurement Techniques (2013)
Name of Proceedings : Abstracts
Observations of atmospheric radiocarbon in carbon dioxide at Hateruma Island and Cape Ochi-ishi, Japan: Trends, Interannual variability and seasonal cycle from 2004 to 2012

Presenter : Terao Y., Mukai H.
Name of Society : 9th International Carbon Dioxide Conference (2013)
Name of Proceedings : Abstracts, 296
Shipboard monitoring system of atmospheric CH4 in Southeast Asia and Oceania regions

Presenter : Nara H., Tanimoto H., Mukai H., Nojiri Y., Tohjima Y., Machida T.
Name of Society : 17th WMO/IAEA Meeting on Carbon Dioxide, Other Greenhouse Gases, and Related Measurement Techniques (GGMT-2013) (2013)
Name of Proceedings : -
Forward and inverse modeling of CO2

Presenter : Zhuravlev R., Maksyutov S., Oshchepkov S., Bril A., Saito M., Machida T., Mukai H., Yoshida Y., Yokota T.
Name of Society : 9th International Workshop on Grennhouse Gas Measurements from Space (IWGGMS9) (2013)
Name of Proceedings : Abstract Colletion, 68
Status report of NIES-TERRA: progress of 17 years’ operation and perspectives for next decade

Presenter : Uchida M., Kobayashi T., Kondo M., Aramaki T., Terao Y., Kato F., Mukai H., Shibata Y.
Name of Society : 5th EAST ASIA AMS SYMPOSIUM (2013)
Name of Proceedings : Abstracts, 52
Observations of atmospheric radiocarbon in carbon dioxide at Hateruma Island, Japan

Presenter : Terao Y., Mukai H., Tohjima Y., Maksyutov S.
Name of Society : 21th International Radiocarbon Conference (2012)
Name of Proceedings : 21th International Radiocarbon Conference abstracts book, 541
Observation of atmospheric oxygen/nitrogen ratio on board a cargo ship by using gas chromatography/thermal conductivity detector

Presenter : Yamagishi H., Tohjima Y., Mukai H., Nojiri Y., Miyazaki C., Katsumata K.
Name of Society : 2012 Ocean Sciences Meeting (2012)
Name of Proceedings : Abstracts of 2012 Ocean Sciences Meeting, 60
Trends, interannual variability, and seasonal cycle of atmospheric methane over the western Pacific observed using voluntary observing ships

Presenter : Terao Y., Kim H. , Mukai H., Nojiri Y., Machida T., Tohjima Y., Saeki T., Maksyutov S.
Name of Society : AGU Fall Meeting 2012 (2012)
Name of Proceedings : Abstracts
Shipboard monitoring of non-CO2 greenhouse gases in Asia and Oceania using commercially cargo vessels

Presenter : Nara H., Tanimoto H., Mukai H., Nojiri Y., Tohjima Y., Machida T., Hashimoto S.
Name of Society : AGU Fall Meeting 2011 (2011)
Name of Proceedings : Abstracts of AGU Fall Meeting 2011
Development of a multidimensional GC/MS/microECD system for the in situ measurement of volatile organic compounds

Presenter : Saito T., Yokouchi Y., Mukai H.
Name of Society : AGU Fall Meeting 2011 (2011)
Name of Proceedings : Abstracts of ISA Annual Convention 2012
Trends, interannual variability, and seasonal cycle of atmospheric methane over the western Pacific since 1994

Presenter : Terao Y., Mukai H., Nojiri Y., Machida T., Tohjima Y., Saeki T., Maksyutov S.
Name of Society : Sixth International Symposium on Non-CO2 Greenhouse Gases (NCGG-6) (2011)
Name of Proceedings : Abstracts of Sixth International Symposium on Non-CO2 Greenhouse Gases (NCGG-6)
Activities of greenhouse gas and trace gas monitoring at National Institute for Environmental Studies, Japan

Presenter : Katsumata K., Machida T., Mukai H.
Name of Society : 9th APMP/TCQM Gas Analysis Working Group–Gas Metrology in Environmental Protection Workshop (2011)
Name of Proceedings : -
An accurate CO2 measurement system for standard gases using NDIR CO2 analyzer and CRDS 13CO2 analyzer

Presenter : Katsumata K., Nara H., Tohjima Y., Takahashi Y., Machida T., Mukai H.
Name of Society : 16th WMO/IAEA Meeting on Carbon Dioxide, Other Greenhouse Gases, and Related Measurement Techniques (2011)
Name of Proceedings : Abstracts of 16th WMO/IAEA Meeting on Carbon Dioxide, Other Greenhouse Gases, and Related Measurement Techniques
Pressure broadening effects of inert gases on CO2 and CH4 measurement using a wave scan-cavity ring down spectrometer

Presenter : Nara H., Tanimoto H., Nojiri Y., Mukai H., Katsumata K., Tohjima Y., Machida T.
Name of Society : 16th WMO/IAEA Meeting on Carbon Dioxide, Other Greenhouse Gases, and Related Measurement Techniques (2011)
Name of Proceedings : Abstracts of 16th WMO/IAEA Meeting on Carbon Dioxide, Other Greenhouse Gases, and Related Measurement Techniques
Seasonal and diurnal variations of CH2I2, CH2ClI, CH3I and C2H5I in the marine atmosphere

Presenter : Yokouchi Y., Saito T., Ooki A., Mukai H.
Name of Society : 12th Symp.Int.Comm.Atmos.Chem.Global Pollut.(CACGP)/11th Sci.Conf.Int.Global Atmos.Chem.(IGAC) Proj. (2010)
Name of Proceedings : Program
Comparison of -O2/CO2 changing ratio in pollution events observed at Hateruma with those based on emission inventories and model simulation

Presenter : Minejima C., Kubo M., Tohjima Y., Yamagishi H., Koyama Y., 北和之, Mukai H., Maksyutov S.
Name of Society : 日本気象学会2010年度秋季大会 (2010)
Name of Proceedings : 同予稿集, 399
Seasonal cycle and interannual variability of atmospheric radiocarbon((14)CO2) over the western Pacific

Presenter : Terao Y., Kitagawa H., Mukai H., Nojiri Y., Uchida M., Shibata Y., Aramaki T., Maksyutov S., Valsala V.
Name of Society : 8th Int.Carbon Dioxide Conf. (2009)
Name of Proceedings : Abstracts, T1-011
Inverse modeling of the regional CO2 fluxes with a coupled Eulerian-Lagrangian global tracer transport model and fixed-lag Kalman smoother

Presenter : Koyama Y., Maksyutov S., Mukai H., Saito M., Valsala V.
Name of Society : 8th Int.Carbon Dioxide Conf. (2009)
Name of Proceedings : Abstracts
Development of CO2 measurement system in remote areas under harsh observation environment -a case of Mt.Fuji

Presenter : Sunaga A., Nojiri Y., Mukai H.
Name of Society : 15th WMO/IAEA Meet.Experts Carbon Dioxide,Other Greenhouse Gases,Related Tracer Meas.Tech. (2009)
Name of Proceedings : Abstracts
Estimation of global oceanic and land biotic carbon sinks based on the atmospheric O2/N2 measurements from the NIES flask-sampling network

Presenter : Tohjima Y., Mukai H., Machida T., Yamagishi H., Nojiri Y.
Name of Society : 8th Int.Carbon Dioxide Conf. (2009)
Name of Proceedings : Proceedings
Analysis of O2:CO2 ratios for the pollution events observed at Hateruma Island, Japan

Presenter : Tohjima Y., Kubo M., Mukai H., Yamagishi H., Minejima C., Kita K.
Name of Society : 8th Int.Carbon Dioxide Conf. (2009)
Name of Proceedings : Proceedings
Re-evaluation of NIES CO scale using high concentration gravimetric CO standard gases

Presenter : Katsumata K., Machida T., Tanimoto H., Nara H., Mukai H.
Name of Society : 15th WMO/IAEA Meet.Experts Carbon Dioxide,Other Greenhouse Gases,Related Tracer Meas.Tech. (2009)
Name of Proceedings : Abstracts
Estimation of the emission sources based on the relationship between atmospheric O2 and CO2 variations at Hateruma and Ochi-ishi

Presenter : Kubo M., Tohjima Y., Yamagishi H., Mukai H., Kita K.
Name of Society : Jpn.Geosci.Union Meet.2009 (2009)
Name of Proceedings : Abstracts, F119-P006
Development of CO2 measurement system in a remote area under harsh observation environment -a case of Mt. Fuji-

Presenter : Sunaga A., Nojiri Y., Mukai H.
Name of Society : Jpn.Geosci.Union Meet.2009 (2009)
Name of Proceedings : Abstracts
Continuous measurements of perfluorocarbons at remote monitoring stations in Japan

Presenter : Saito T., Yokouchi Y., Taguchi S., Mukai H.
Name of Society : EGU Gen.Assem.2009 (2009)
Name of Proceedings : Abstracts, 11:EGU2009-7253
Interannual variability and trends of atmospheric methane over the western Pacific

Presenter : Terao Y., Mukai H., Nojiri Y., Machida T., Tohjima Y., Saeki T., Maksyutov S.
Name of Society : AGU Fall Meeting 2009 (2009)
Name of Proceedings : Abstracts, 90(52):A53C-0282
A full-year observation of reactive iodocarbons at Hateruma Island in the subtropical ocean

Presenter : Yokouchi Y., Saito T., Oki A., Mukai H.
Name of Society : SOLAS Open Sci.Conf. (2009)
Name of Proceedings : Abstracts , 98
Diagnosing recent CO emissions from East Asia using coordinated surface observations, adjoint inverse modeling, and MOPITT satellite data

Presenter : Tanimoto H., Sawa Y., Yonemura S., Yumimoto K., Matsueda H., Uno I., Hayasaka T., Mukai H., Tohjima Y., Tsuboi K., Zhang L.
Name of Society : IGAC 10th Int.Conf. (2008)
Name of Proceedings : Abstracts
In situ high frequency measurements of atmospheric halocarbons at Hateruma Island

Presenter : Yokouchi Y., Saito T., Mukai H.
Name of Society : IGAC 10th Int.Conf. (2008)
Name of Proceedings : Abstracts, Tu118
Preliminary result of radiocarbon monitoring in surface water in the North Pacific

Presenter : Aramaki T., Nojiri Y., Mukai H., Uchida M., Shibata Y.
Name of Society : 11th Int.Conf.Accel.Mass Spectrom. (2008)
Name of Proceedings : Abstracts, 136
Preparing and maintaining of CO2 calibration scale in National Institute for Environmental Studies -NIES 95 CO2 scale-

Presenter : Katsumata K., Machida T., Katsumata K., Tohjima Y., Watai T., Mukai H.
Name of Society : 14th WMO/IAEA Meet.Experts Carbon Dioxide,Other Greenhouse Gases,Related Tracer Measurement Techniques (2007)
Name of Proceedings : Abstracts, 35

View all

Greenhouse gases and related tracer measurements in the atmosphere over South Asia

Presenter : Terao Y., Ahmed Md.K., Naja M., Nomura S., Umezawa T., Machida T., Mukai H., Patra P.K.
Name of Society : International Conference on Earth and Environmental Sciences & Technology for Sustainable Development (ICEEST) 2020 (2020)
Name of Proceedings : Abstracts, 62
NIES GHG measurements in Asia and new atmospheric observation system for Indonesia

Presenter : Terao Y., Mukai H., Nomura S., Nishihashi M.
Name of Society : International Workshop on Global Atmosphere Watch (GAW) Activity (2015)
Name of Proceedings : -
Ozone standard activities at NIES, Japan

Presenter : Tanimoto H., Mukai H., Hashimoto S.
Name of Society : 2nd Tripartite Workshop Sci.Res.Photochem.Oxidant (2009)
Name of Proceedings : Program

View all

MUKAI Hitoshi

About