[A-AS04] Atmospheric Chemistry

convener:Tomoki Nakayama(Graduate School of Fisheries and Environmental Sciences, Nagasaki University), Yoko Iwamoto(Graduate School of Biosphere Science, Hiroshima University), Sakae Toyoda(Department of Chemical Science and Engineering, Tokyo Institute of Technology), Nawo Eguchi(Kyushu University), Chairperson:Hisahiro Takashima(福岡大学)

Thu. May 30, 2019 9:00 AM - 10:30 AM 102 (1F)

[J] Oral
| A (Atmospheric and Hydrospheric Sciences )
| A-AS Atmospheric Sciences, Meteorology & Atmospheric Environment

[A-AS04] Atmospheric Chemistry

9:15 AM - 9:30 AM

[AAS04-17] Determination of atmospheric NO₂ column densities using a Pandora instrument measuring direct-sun spectra at Yokosuka, Japan: Improved validation of TROPOMI satellite observations

*Yugo Kanaya¹, Hisahiro Takashima^2,1, Masato I. Nodzu³, Takashi Sekiya⁷, Kazuyuki Miyazaki¹, Henk Eskes⁴, Gaia Pinardi⁵, Daniel Santana Diaz⁶, Moritz Müller⁶, Alexander Cede⁶ (1.Research and Development Center for Global Change, Japan Agency for Marine-Earth Science and Technology (JAMSTEC), 2.Fukuoka University, 3.Tokyo Metropolitan University, 4.KNMI, 5.BIRA-IASB, 6.LuftBlick, 7.Japan Agency for Marine-Earth Science and Technology (JAMSTEC))

Thu. May 30, 2019 1:45 PM - 3:15 PM Poster Hall (International Exhibition Hall8, Makuhari Messe)

[J] Poster
| A (Atmospheric and Hydrospheric Sciences )
| A-AS Atmospheric Sciences, Meteorology & Atmospheric Environment

[A-AS04] Atmospheric Chemistry

[AAS04-P03] Investigation of Atmospheric Aerosol Particles and gases by R/V Mirai cruise over the Arctic Ocean on 2017

*Fumikazu Taketani¹, Saki Kato^1,2, Takuma Miyakawa¹, Masayuki Takigawa¹, Masahiro Yamaguchi¹, Hisahiro Takashima^1,2, Petr Mordovskoi¹, Yugo Kanaya¹ (1.Japan Agency for Marine-Earth Science and Technology, 2.Fukuoka University)

[AAS04-P20] Stepwise decrease in atmospheric trace gases near the ground associated with rapid vertical mixing observed by 3-D coherent Doppler lidar and in-situ gas measurements

*Hisahiro Takashima¹, Keiichiro Hara¹, Yuki Ohira¹, Akinori Takami², Ayako Yoshino², Yasushi Fujiyoshi³ (1.Fukuoka University, 2.National Institute for Environmental Studies, 3.Hokaido University)

[AAS04-P21] Spatiotemporal variations of nitrogen dioxide (NO₂) over Fukuoka , observed by multiple MAX-DOAS instruments and 3-D coherent Doppler lidar

*Hironobu Ueki¹, Hisahiro Takashima¹, Martina M. Friedrich² (1.Fukuoka university, 2.Belgian Institute for Space Aeronomy (BIRA-IASB), Belgium)

Thu. May 30, 2019 5:15 PM - 6:30 PM Poster Hall (International Exhibition Hall8, Makuhari Messe)

[J] Poster
| A (Atmospheric and Hydrospheric Sciences )
| A-AS Atmospheric Sciences, Meteorology & Atmospheric Environment

[A-AS04] Atmospheric Chemistry

[AAS04-P03] Investigation of Atmospheric Aerosol Particles and gases by R/V Mirai cruise over the Arctic Ocean on 2017

*Fumikazu Taketani¹, Saki Kato^1,2, Takuma Miyakawa¹, Masayuki Takigawa¹, Masahiro Yamaguchi¹, Hisahiro Takashima^1,2, Petr Mordovskoi¹, Yugo Kanaya¹ (1.Japan Agency for Marine-Earth Science and Technology, 2.Fukuoka University)

[AAS04-P20] Stepwise decrease in atmospheric trace gases near the ground associated with rapid vertical mixing observed by 3-D coherent Doppler lidar and in-situ gas measurements

*Hisahiro Takashima¹, Keiichiro Hara¹, Yuki Ohira¹, Akinori Takami², Ayako Yoshino², Yasushi Fujiyoshi³ (1.Fukuoka University, 2.National Institute for Environmental Studies, 3.Hokaido University)

[AAS04-P21] Spatiotemporal variations of nitrogen dioxide (NO₂) over Fukuoka , observed by multiple MAX-DOAS instruments and 3-D coherent Doppler lidar

*Hironobu Ueki¹, Hisahiro Takashima¹, Martina M. Friedrich² (1.Fukuoka university, 2.Belgian Institute for Space Aeronomy (BIRA-IASB), Belgium)

Wed. May 29, 2019 10:45 AM - 12:15 PM 102 (1F)

[J] Oral
| A (Atmospheric and Hydrospheric Sciences )
| A-CG Complex & General

[A-CG42] Biogeochemical linkages between the surface ocean and atmosphere

11:15 AM - 11:30 AM

[ACG42-03] Is halogen chemistry responsible for low ozone levels observed over western Pacific equatorial region? - From observations on R/V Mirai

*Yugo Kanaya¹, Kazuyuki Miyazaki¹, Fumikazu Taketani¹, Takuma Miyakawa¹, Hisahiro Takashima^1,2, Yuichi Komazaki¹, Xiaole PAN^3,1, Saki Kato², Kengo Sudo^4,1 (1.Research and Development Center for Global Change, Japan Agency for Marine-Earth Science and Technology, 2.Fukuoka University, 3.Institute of Atmospheric Physics, Chinese Academy of Sciences, China, 4.Nagoya University)

Hisahiro Takashima

Convener, Chairperson

[A-AS04] Atmospheric Chemistry

Speaker, Author, Co-Author

[A-AS04] Atmospheric Chemistry

[AAS04-17] Determination of atmospheric NO₂ column densities using a Pandora instrument measuring direct-sun spectra at Yokosuka, Japan: Improved validation of TROPOMI satellite observations

[A-AS04] Atmospheric Chemistry

[AAS04-P03] Investigation of Atmospheric Aerosol Particles and gases by R/V Mirai cruise over the Arctic Ocean on 2017

[AAS04-P20] Stepwise decrease in atmospheric trace gases near the ground associated with rapid vertical mixing observed by 3-D coherent Doppler lidar and in-situ gas measurements

[AAS04-P21] Spatiotemporal variations of nitrogen dioxide (NO₂) over Fukuoka , observed by multiple MAX-DOAS instruments and 3-D coherent Doppler lidar

[A-AS04] Atmospheric Chemistry

[AAS04-P03] Investigation of Atmospheric Aerosol Particles and gases by R/V Mirai cruise over the Arctic Ocean on 2017

[AAS04-P20] Stepwise decrease in atmospheric trace gases near the ground associated with rapid vertical mixing observed by 3-D coherent Doppler lidar and in-situ gas measurements

[AAS04-P21] Spatiotemporal variations of nitrogen dioxide (NO₂) over Fukuoka , observed by multiple MAX-DOAS instruments and 3-D coherent Doppler lidar

[A-CG42] Biogeochemical linkages between the surface ocean and atmosphere

[ACG42-03] Is halogen chemistry responsible for low ozone levels observed over western Pacific equatorial region? - From observations on R/V Mirai