ADACHI Kouji

[Japanese]
Job title Senior Resercher/The 3rd lab./Department of Atmosphere, Ocean, and Earth System Modeling Research
E-mail adachik@mri-jma.go.jp
Expertise
    1) Education
  • April 2002 - March 2005 PhD, Graduate school of Sciences, Kobe University
  • April 2000 - March 2002, Msc, Graduate School of Human development and environment, Kobe University
  • April 1996-March 2000, Bsc. Faculty of human development, Kobe University
    • 2) Professional
  • April 2015 - Today: Senior Researcher, Meteorological Research Institute
  • April 2017 - Today: Visiting Associate Professor, Tokyo University of Science
  • April 2017 - September 2017: Researcher, Meteorological Research Institute
  • October 2011 - February 2012: Postdoctoral Researcher, Meteorological Research Institute
  • November 2010 - September 2011: Faculty researcher, Department of Chemistry and Biochemistry/School of Earth and Space Exploration, Arizona State University
  • April 2005 - October 2010: Postdoctoral Researcher, School of Earth and Space Exploration, Arizona State University
Degree PhD
Publications First Author (All publifications Google Scholar)
  • Adachi, K., Tobo, Y., Koike, M., Freitas, G., Zieger, P., and Krejci, R.: Composition and mixing state of Arctic aerosol and cloud residual particles from long-term single-particle observations at Zeppelin Observatory, Svalbard, Atmos. Chem. Phys., 22, 14421-14439, https://doi.org/10.5194/acp-22-14421-2022, 2022.
  • Adachi, K., Oshima,N., Takegawa, N., Moteki, N., Koike, M. Meteoritic materials within sulfate aerosol particles in the troposphere are detected with transmission electron microscopy. Commun Earth Environ 3, 134, https://doi.org/10.1038/s43247-022-00469-8, 2022.
  • K. Adachi, J.E. Dibb, E. Scheuer, J.M. Katich, J.P. Schwarz, A.E. Perring, B. Mediavilla, H. Guo,P. Campuzano-Jost, J.L. Jimenez, J. Crawford, A. J. Soja, N. Oshima, M. Kajino, T. Kinase, L. Kleinman, A.J. Sedlacek, R.J. Yokelson, P.R. Buseck, Fine ash-bearing particles as a major aerosol component in biomass burning smoke. Journal of Geophysical Research: Atmospheres, 127, e2021JD035657, 2022.
  • K. Adachi, Oshima, N., Ohata, S., Yoshida, A., Moteki, N., and Koike, M.: Compositions and mixing states of aerosol particles by aircraft observations in the Arctic springtime, 2018, Atmos. Chem. Phys., 21, 3607-3626, https://doi.org/10.5194/acp-21-3607-2021, 2021.
  • K. Adachi, Oshima, N., Gong, Z., de Sa, S., Bateman, A. P., Martin, S. T., de Brito, J. F., Artaxo, P., Cirino, G. G., Sedlacek III, A. J., and Buseck, P. R.: Mixing states of Amazon basin aerosol particles transported over long distances using transmission electron microscopy, Atmos. Chem. Phys., 20, 11923-11939, https://doi.org/10.5194/acp-20-11923-2020, 2020.
  • K. Adachi, A. J. Sedlacek, L. Kleinman, S. R. Springston, J. Wang, D. Chand, J. M. Hubbe, J. E. Shilling, T. B. Onasch, T. Kinase, K. Sakata, Y. Takahashi, and P. R. Buseck, Spherical tarball particles form through rapid chemical and physical changes of organic matter in biomass-burning smoke, Proceedings of the National Academy of Sciences 116 (39), 19336-19341, 2019
  • K. Adachi, A. J., Sedlacek, L., Kleinman, D., Chand, J. M., Hubbe, P. R. Buseck, Volume changes upon heating of aerosol particles from biomass burning using transmission electron microscopy. Aerosol Science and Technology:52, 46-56, 2018
  • K. Adachi., N. Moteki, Y. Kondo, Y. Igarashi, Mixing states of light-absorbing particles measured using a transmission electron microscope and a single-particle soot photometer in Tokyo, Japan, J. Geophys. Res. Atmos., 121, 9153-9164, doi:10.1002/2016JD025153, 2016
  • K. Adachi, P. R. Buseck, Changes in shape and composition of sea-salt particles upon aging in an urban atmosphere, Atmospheric Environment, 100, 1-9, 2015.
  • K. Adachi, Y. Zaizen, M. Kajino, Y. Igarashi, Mixing state of regionally transported soot particles and the coating effect on their size and shape at a mountain site in Japan, J. Geophys. Res. Atmos., 119, 5386-5396, 2014
  • K. Adachi, M. Kajino, Y. Zaizen, Y. Igarashi, Emission of spherical cesium-bearing particles from an early stage of the Fukushima nuclear accident, Scientific Reports, 3 : 2554 | DOI: 10.1038/srep02554, 2013.
  • K. Adachi, P. R. Buseck, Changes of ns-soot mixing states and shapes in an urban area during CalNex, J. Geophys. Res. Atmos., 118, 3723-3730, doi:10.1002/jgrd.50321, 2013
  • K. Adachi, E. Freney, and P. R. Buseck, Shapes of internally mixed hygroscopic aerosol particles after deliquescence, and their effect on light scattering. Geophysical Reserch Letters, 38, L13804, doi:10.1029/2011GL047540, 2011.
  • K. Adachi, P. R. Buseck, Atmospheric tar balls from biomass burning in Mexico. Journal of Geophysical Research: Atmospheres, 116,D05204, doi:10.1029/2010JD015102, 2011.
  • K. Adachi, S. H. Chung, P. R. Buseck, Shapes of soot aerosol particles and implications for their effects on climate. Journal of Geophysical Research: Atmospheres, 115, D15206, doi:10.1029/2009JD012868, 2010
  • K. Adachi and P. R. Buseck, Hosted and free-floating metal-bearing atmospheric nanoparticles in Mexico City, Environmental Science & Technology, 44, 2299-2304, 2010
  • K. Adachi and P. R. Buseck, Internally mixed soot, sulfates, and organic matter in aerosol particles from Mexico City, Atmos. Chem. Phys. , 8, 6469-6481, 2008
  • K. Adachi, S. H. Chung, H. Friedrich, P. R. Buseck, Fractal parameters of individual soot particles determined using electron tomography: Implication for optical properties. Journal of Geophysical Research: Atmospheres, 11 2, D14202, 2007
  • K. Adachi, Characterization of atmospheric dry deposition particulates in Kobe, Japan, Chemosphere, 64(8), 1311-1317, 2006.
  • K. Adachi, Y. Tainosho, Single particle characterization of size-fractionated road sediments, Applied Geochemistry, 20(5), 849-859, 2005.
  • K. Adachi, Y. Tainosho, Characterization of heavy metal particles embedded in tire dust, Environment International, 30(8), 1009-1017, 2004.
Coauthor (selected)
  • R.K., Chakrabarty, Shetty, N.J., Thind, A.S., Beeler, P., Sumlin, B.J., Zhang, C., Liu, P., Idrobo, J.C., Adachi, K., Wagner, N.L., et al., 2023, Shortwave absorption by wildfire smoke dominated by dark brown carbon. Nature Geoscience, doi:10.1038/s41561-023-01237-9.
  • T. Kinase, K. Adachi, N. Oshima, K. Goto‐Azuma, Y. Ogawa‐Tsukagawa, Y. Kondo, et al, 2020, Concentrations and size distributions of black carbon in the surface snow of eastern Antarctica in 2011. Journal of Geophysical Research: Atmospheres, 125, e2019JD030737.
  • J. Ching, K. Adachi, Y. Zaizen, Y. Igarashi, and M. Kajino, 2019, Aerosol mixing state revealed by transmission electron microscopy pertaining to cloud formation and human airway deposition, npj Climate and Atmospheric Science, 2, 10.1038/s41612-019-0081-9.
  • M. Kurisu, K. Adachi, K. Sakata, and Y. Takahashi, 2016, Stable Isotope Ratios of Combustion Iron Produced by Evaporation in a Steel Plant, ACS Earth and Space Chemistry, DOI: 10.1021/acsearthspacechem.8b00171
  • Y. Tobo, K. Adachi, P. J. DeMott, T. C. J. Hill, D. S. Hamilton, N. M. Mahowald, N. Nagatsuka, S. Ohata, J. Uetake, Y. Kondo, and M. Koike, 2019, Glacially sourced dust as a potentially significant source of ice nucleating particles, Nature Geoscience, 12(4), 253-258.
  • A. J. Sedlacek, P. R. Buseck, K. Adachi, T. B. Onasch, S. R. Springston, and L. Kleinman, 2018, Formation and evolution of tar balls from northwestern US wildfires, Atmospheric Chemistry and Physics, 18(15), 11289-11301, 2018.
  • A. Yoshida, S. Ohata, N. Moteki, K. Adachi, T. Mori, M. Koike, and A. Takami, 2018, Abundance and Emission Flux of the Anthropogenic Iron Oxide Aerosols From the East Asian Continental Outflow, Journal of Geophysical Research: Atmospheres, 123(19), 11,194-111,209.
  • S. Ohata, A. Yoshida, N. Moteki, K. Adachi, Y. Takahashi, M. Kurisu, and M. Koike, 2018, Abundance of Light-Absorbing Anthropogenic Iron Oxide Aerosols in the Urban Atmosphere and Their Emission Sources, Journal of Geophysical Research: Atmospheres, 123, 8115-8134, 2018.
  • E. Freney, K. Sellegri, M. Chrit, K. Adachi, J. Brito, A. Waked, A. Borbon, A. Colomb, R. Dupuy, J.-M. Pichon, L. Bouvier, C. Delon, C. Jambert, P. Durand, T. Bourianne, C. Gaimoz, S. Triquet, A. Feron, M. Beekmann, F. Dulac, and K. Sartelet, 2018, Aerosol composition and the contribution of SOA formation over Mediterranean forests, Atmospheric Chemistry and Physics, 18(10), 7041-70568.
  • N. Moteki, K. Adachi, S. Ohata, A. Yoshida, T. Harigaya, M. Koike, and Y. Kondo, 2017, Anthropogenic iron oxide aerosols enhance atmospheric heating, Nature Communications, 8, 153297.
  • Y. Abe, Y. Iizawa, Y. Terada, K. Adachi, Y. Igarashi, and I. Nakai, 2014, Detection of uranium and chemical state analysis of individual radioactive microparticles emitted from the Fukushima nuclear accident using multiple synchrotron radiation X-ray analyses, Anal Chem, 86(17), 8521-8525.
  • R. Yokelson, I. R. Burling, S. P. Urbanski, E. L. Atlas, K. Adachi, P. R. Buseck, C. Wiedinmyer, S. K. Akagi, D. W. Toohey, and C. E. Wold, 2011, Trace gas and particle emissions from open biomass burning in Mexico, Atmospheric Chemistry and Physics, 11(14), 6787-6808.
  • R. Yokelson, D. Crounse, P. F. DeCarlo, T. Karl, S. Urbanski, E. Atlas, T. Campos, Y. Shinozuka, V. Kapustin, A. D. Clarke, A. Weinheimer, D. J. Knapp, D. D. Montzka, J. Holloway, P. Weibring, F. Flocke, W. Zheng, D. Toohey, P. O. Wennberg, C. Wiedinmyer, L. Mauldin, A. Fried, D. Richter, J. Walega, J. L. Jimenez, K. Adachi, P. R. Buseck, S. R. Hall, and R. Shetter, 2009, Emissions from biomass burning in the Yucatan, Atmospheric Chemistry and Physics, 9, 5785-5812.
  • P. R. Buseck and K. Adachi, 2008, Nanoparticles in the Atmosphere, Elements, 4(6), 389-394.
  • R. Yokelson, S. Urbanski, E. Atlas, D. Toohey, E. Alvarado, J. Crounse, P. Wennberg, M. Fisher, C. Wold, T. Campos, K. Adachi, P.R. Buseck, and W.M. Hao, 2007, Emissions from forest fires near Mexico City, Atmospheric Chemistry and Physics, 7, 5569-5584.
Project
    PI grant projects
  • Influence of mixing states of naturally occurring aerosol particles on cloud formation as ice nucleating particles, Grant-in-Aid for Scientific Research (B), 2023-2026
  • Emission and removal of solid organic aerosol particles from biomass burning and their climate effects, Grant-in-Aid for Scientific Research (B), 2019-2023
  • Nano-scale analyses of structures and chemical compositions of ice nucleating particles, Challenging Research (Exploratory), 2019-2023
  • Single particle analysis of light absorbing organic aerosols, Grant-in-Aid for Young Scientists (B), 2016-2019