Tue. May 23, 2023 1:45 PM - 3:00 PM 105 (International Conference Hall, Makuhari Messe)

[J] Oral
| M (Multidisciplinary and Interdisciplinary)
| M-IS Intersection

[M-IS09] Biogeochemistry

convener:Keitaro Fukushima(Faculty of Food and Agricultural Sciences, Fukushima University), Keisuke Koba(Center for Ecological Research, Kyoto University), Naohiko Ohkouchi(Japan Agency for Marine-Earth Science and Technology), Youhei Yamashita(Faculty of Environmental Earth Science, Hokkaido University), Chairperson:Keisuke Koba(Center for Ecological Research, Kyoto University), Karibu Fukuzawa(Field Science Center for Northern Biosphere, Hokkaido University)

Tue. May 23, 2023 3:30 PM - 4:45 PM 105 (International Conference Hall, Makuhari Messe)

[J] Oral
| M (Multidisciplinary and Interdisciplinary)
| M-IS Intersection

[M-IS09] Biogeochemistry

convener:Keitaro Fukushima(Faculty of Food and Agricultural Sciences, Fukushima University), Keisuke Koba(Center for Ecological Research, Kyoto University), Naohiko Ohkouchi(Japan Agency for Marine-Earth Science and Technology), Youhei Yamashita(Faculty of Environmental Earth Science, Hokkaido University), Chairperson:Keitaro Fukushima(Faculty of Food and Agricultural Sciences, Fukushima University), Youhei Yamashita(Faculty of Environmental Earth Science, Hokkaido University)

Wed. May 24, 2023 10:45 AM - 12:15 PM Online Poster Zoom Room (18) (Online Poster)

[J] Online Poster
| M (Multidisciplinary and Interdisciplinary)
| M-IS Intersection

[M-IS09] Biogeochemistry

convener:Keitaro Fukushima(Faculty of Food and Agricultural Sciences, Fukushima University), Keisuke Koba(Center for Ecological Research, Kyoto University), Naohiko Ohkouchi(Japan Agency for Marine-Earth Science and Technology), Youhei Yamashita(Faculty of Environmental Earth Science, Hokkaido University)

Wed. May 24, 2023 9:00 AM - 10:15 AM 104 (International Conference Hall, Makuhari Messe)

[E] Oral
| A (Atmospheric and Hydrospheric Sciences )
| A-OS Ocean Sciences & Ocean Environment

[A-OS13] Marine ecosystems and biogeochemical cycles: theory, observation and modeling

9:45 AM - 10:00 AM

[AOS13-04] Seasonality of sea ice and phytoplankton productivity in the Southern Ocean near Antarctic Peninsula

*Aymeric Pierre Marie Servettaz¹, Yuta Isaji¹, Chisato Yoshikawa¹, Nanako O. Ogawa¹, Francisco J. Jiménez-Espejo², Naohiko Ohkouchi¹ (1.Japan Agency for Marine-Earth Science and Technology, 2.Instituto Andaluz de Ciencias de la Tierra, University of Grenada)

Fri. May 26, 2023 10:45 AM - 12:00 PM International Conference Room (IC) (International Conference Hall, Makuhari Messe)

[J] Oral
| S (Solid Earth Sciences )
| S-GL Geology

[S-GL22] Frontier research on chronostratigraphic unit boundaries

11:00 AM - 11:15 AM

[SGL22-07] Construction of a high-resolution and correlatable age model of the Miocene diatomaceous sediment in the Japan Sea

*Jumpei Yoshioka^1,2, Junichiro Kuroda², Kenji Matsuzaki², Sota Niki³, Takafumi Hirata³, Takeru Kochi^1,2, Nanako O. Ogawa⁴, Naohiko Ohkouchi⁴ (1.Department of Earth and Planetary Science, the University of Tokyo, 2.Atmosphere and Ocean Research Institute, the University of Tokyo, 3.Geochemical Research Center, the University of Tokyo, 4.Japan Agency for Marine-Earth Science and Technology)

Thu. May 25, 2023 1:45 PM - 3:00 PM 303 (International Conference Hall, Makuhari Messe)

[J] Oral
| S (Solid Earth Sciences )
| S-CG Complex & General

[S-CG57] Catastrophic eruptions: Mechanism and impact of eruptions

2:45 PM - 3:00 PM

[SCG57-05] Massive volcanism and its impact on the global environment through Earth History

★Invited Papers

*Junichiro Kuroda^1,2, Hironao Matsumoto², Yuki Ota³, Yasuto Watanabe^4,5, Naohiko Ohkouchi² (1.Atmosphere and Ocean Research Institute, the University of Tokyo, 2.Japan Agency for Marine-Earth and Technology (JAMSTEC), 3.National Institute of Advanced Industrial Science and Technology (AIST), 4.Graduate School of Science, the University of Tokyo, 5.Meteorological Research Institute)

Tue. May 23, 2023 10:45 AM - 12:15 PM Online Poster Zoom Room (18) (Online Poster)

[E] Online Poster
| B (Biogeosciences )
| B-BG Biogeosciences & Geosphere-Biosphere Interactions

[B-BG01] Earth and Planetary Science Frontiers for Life and Global Environment

10:45 AM - 12:15 PM

[BBG01-P01] A new method for enantiomer-specific carbon and nitrogen isotope analyses of underivatized amino acids

*Yuchen Sun^1,2, Thomas M. Blattmann^1,3, Naoto F. Ishikawa¹, Nanako O. Ogawa¹, Junichiro Kuroda^1,2, Yoshinori Takano¹, Naohiko Ohkouchi¹ (1.JAMSTEC, 2.Univ. Tokyo, 3.ETH Zürich)

10:45 AM - 12:15 PM

[BBG01-P03] Constraints on the source microorganisms of heme B in deep-sea sediments

*Yuta Isaji¹, Nanako O. Ogawa¹, Hisami Suga¹, Naohiko Ohkouchi¹ (1.Japan Agency for Marine-Earth Science and Technology)

Mon. May 22, 2023 10:45 AM - 12:00 PM 304 (International Conference Hall, Makuhari Messe)

[J] Oral
| B (Biogeosciences )
| B-CG Complex & General

[B-CG06] Rock-Bio Interactions and its Applications

11:45 AM - 12:00 PM

[BCG06-08] Impacts between deep carbon and hydrosphere in a fault lake (Lake Suwa) : ¹⁴C-isoscape approach

*Atsushi URAI^1,2, Yoshinori Takano¹, Yohei Matsui¹, Hiroki Iwata², Yosuke Miyairi³, Yusuke Yokoyama^3,1, Yuichi Miyabara², Naohiko Ohkouchi¹, Ho-Dong Park² (1.Japan Agency for Marine-Earth Science and Technology, 2.Shinshu University, 3.Atmosphere and Ocean Research Institute, The University of Tokyo)

Wed. May 24, 2023 3:30 PM - 4:45 PM Exhibition Hall Special Setting (2) (Exhibition Hall 8, Makuhari Messe)

[J] Oral
| M (Multidisciplinary and Interdisciplinary)
| M-GI General Geosciences, Information Geosciences & Simulations

[M-GI28] Drilling Earth Science

4:00 PM - 4:15 PM

[MGI28-03] IODP Expedition 369: Osmium isotope stratigraphy and platinum group elements composition at the Cretaceous-Paleogene boundary on the Mentelle Basin off the southwest coast of Australia

*Hayu Ota¹, Junichiro Kuroda¹, Maria Luisa Tejada², Akira Ishikawa³, Katsuhiko Suzuki², Naohiko Ohkouchi² (1.Department of Ocean Floor Geoscience, Atmosphere and Ocean Research Institute, the University of Tokyo, 2.Japan Agency for Marine-Earth Science and Technology, 3.Department of Earth and Planetary Sciences, Tokyo institute of Technology)

Fri. May 26, 2023 10:45 AM - 12:15 PM Online Poster Zoom Room (24) (Online Poster)

[J] Online Poster
| M (Multidisciplinary and Interdisciplinary)
| M-TT Technology & Techniques

[M-TT38] Frontiers in Geochemistry

10:45 AM - 12:15 PM

[MTT38-P02] Estimation of sulfur isotopic fractionation during gypsum precipitation using evaporation experiment and the Sicilian saline samples

*Takeru Kochi¹, Junichiro Kuroda¹, Nanako O. Ogawa², Toshihiro Yoshimura², Naohiko Ohkouchi² (1.the University of Tokyo, 2.Japan Agency for Marine-Earth Science and Technology)

Fri. May 26, 2023 1:45 PM - 3:00 PM 201B (International Conference Hall, Makuhari Messe)

[J] Oral
| M (Multidisciplinary and Interdisciplinary)
| M-TT Technology & Techniques

[M-TT38] Frontiers in Geochemistry

1:45 PM - 2:00 PM

[MTT38-01] The leading edge of compound-specific isotope analysis: Carbon and nitrogen isotope analysis of organic compounds to understand biogeochemical and ecological material cycles.

*Nanako O. Ogawa¹, Yoshinori Takano¹, Naohiko Ohkouchi¹ (1.Japan Agency for Marine-Earth Science and Technology)

Naohiko Ohkouchi

Convener, Chairperson

[M-IS09] Biogeochemistry

[M-IS09] Biogeochemistry

[M-IS09] Biogeochemistry

Speaker, Author, Co-Author

[A-OS13] Marine ecosystems and biogeochemical cycles: theory, observation and modeling

[AOS13-04] Seasonality of sea ice and phytoplankton productivity in the Southern Ocean near Antarctic Peninsula

[S-GL22] Frontier research on chronostratigraphic unit boundaries

[SGL22-07] Construction of a high-resolution and correlatable age model of the Miocene diatomaceous sediment in the Japan Sea

[S-CG57] Catastrophic eruptions: Mechanism and impact of eruptions

[SCG57-05] Massive volcanism and its impact on the global environment through Earth History

★Invited Papers

[B-BG01] Earth and Planetary Science Frontiers for Life and Global Environment

[BBG01-P01] A new method for enantiomer-specific carbon and nitrogen isotope analyses of underivatized amino acids

[BBG01-P03] Constraints on the source microorganisms of heme B in deep-sea sediments

[B-CG06] Rock-Bio Interactions and its Applications

[BCG06-08] Impacts between deep carbon and hydrosphere in a fault lake (Lake Suwa) : ¹⁴C-isoscape approach

[M-GI28] Drilling Earth Science

[MGI28-03] IODP Expedition 369: Osmium isotope stratigraphy and platinum group elements composition at the Cretaceous-Paleogene boundary on the Mentelle Basin off the southwest coast of Australia

[M-TT38] Frontiers in Geochemistry

[MTT38-P02] Estimation of sulfur isotopic fractionation during gypsum precipitation using evaporation experiment and the Sicilian saline samples

[M-TT38] Frontiers in Geochemistry

[MTT38-01] The leading edge of compound-specific isotope analysis: Carbon and nitrogen isotope analysis of organic compounds to understand biogeochemical and ecological material cycles.