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First 296 results for ” Takashi Sekiya”

  1. Global tropospheric ozone responses to reduced NOx emissions linked to the COVID-19 worldwide lockdowns

    Efforts to stem the transmission of coronavirus disease 2019 (COVID-19) led to rapid, global anci...

    Kazuyuki Miyazaki, Kevin Bowman, Takashi Sekiya, Masayuki Takigawa, Jessica L. Neu, Kengo Sudo, Greg Osterman and Henk Eskes | Journal: Science Advances | Volume: 7 | Year: 2021 | First page: eabf7460 | doi: 10.1126/sciadv.abf7460

    Publication

  2. Impacts of horizontal resolution on global data assimilation of satellite measurements for tropospheric chemistry analysis

    We present the results from a global 0.56°-resolution chemical data assimilation that integrates ...

    Sekiya, T., Miyazaki, K., Ogochi, K., Sudo, K., Takigawa, M., Eskes, H., & Boersma, K. F. | Journal: Journal of Advances in Modeling Earth Systems | Volume: 13 | Year: 2021 | First page: e2020MS002180 | doi: 10.1029/2020MS002180

    Publication

  3. Updated tropospheric chemistry reanalysis and emission estimates, TCR-2

    This study presents the results from the Tropospheric Chemistry Reanalysis version 2 (TCR-2) for ...

    Miyazaki, K., Bowman, K., Sekiya, T., Eskes, H., Boersma, F., Worden, H., Livesey, N., Payne, V. H., Sudo, K., Kanaya, Y., Takigawa, M., and Ogochi, K. | Journal: Earth Syst. Sci. Data | Volume: 12 | Year: 2020 | First page: 2223 | Last page: 2259 | doi: 10.5194/essd-12-2223-2020

    Publication

  4. Balance of Emission and Dynamical Controls on Ozone During the Korea-United States Air Quality Campaign From Multiconstituent Satellite Data Assimilation

    Global multiconstituent concentration and emission fields obtained from the assimilation of the s...

    K Miyazaki, T Sekiya, D Fu, KW Bowman, SS Kulawik, K Sudo, T Walker, Y Kanaya, M Takigawa, K Ogochi, H Eskes, KF Boersma, AM Thompson, B Gaubert, J Barre | Status: published | Journal: Journal of Geophysical Research: Atmospheres | Volume: 124 | Year: 2019 | doi: 10.1029/2018JD028912

    Publication

  5. Eight-component retrievals from ground-based MAX-DOAS observations

    H Irie, H Takashima, Y Kanaya, KF Boersma, L Gast, T Wittrock, D Brunner, Y Zhou, M Van Roozendael | Status: published | Journal: Atmospheric Measurement Techniques | Year: 2011 | First page: 1027 | Last page: 10 | doi: 10.5194/amt-4-1027-2011

    Publication