[2oral211-18] T6［Topic Session］Latest Studies in Sedimentary Geology

Mon. Sep 18, 2023 3:00 PM - 5:30 PM oral room 2 (4-21, Yoshida-South Campus Bldg. No 4)

Chiar:Yoshikazu Sampei, Yuya Yamaguchi(JAPEX)

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3:00 PM - 3:15 PM

[T6-O-11] (entry) Characteristics of organic matter composition in periglacial slope deposits from Hidaka Mountains, Hokkaido, Japan

*【ECS】Ryosuke FUKUCHI¹, Ken SAWADA^1,2, Hiromichi KOYASU³, Satoshi ISHIMARU³ (1. Graduate School of Science, Hokkaido University, 2. Department of Earth and Planetary Sciences, Faculty of Science, Hokkaido University, 3. Hokkaido Research Organization)

3:15 PM - 3:30 PM

[T6-O-12] Reconstruction of terrigenous organic matter transport by biomarker analysis of Miocene sandy to muddy shallow water deposits of Brunei Darussalam

*Adam Ismail¹, Amajida Roslim², Ken Sawada^1,3 (1. Department of Natural History Science, Graduate School of Science, Hokkaido University, 2. Department of Geoscience, Faculty of Science, Universiti Brunei Darussalam, 3. Department of Earth and Planetary Sciences, Faculty of Science, Hokkaido University)

3:30 PM - 3:45 PM

[T6-O-13] Sedimentological processes in the Ishikari and Hidaka basins during the middle Miocene revealed by chemosedimentary sequence

*【ECS】Hiroyasu Asahi^1,3, Ken Sawada² (1. Department of Natural History Sciences, Faculty of Science, Hokkaido University, 2. Department of Earth and Planetary Sciences, Faculty of Science, Hokkaido University, , 3. Shimokita Geopark Promotion Division)

3:45 PM - 4:00 PM

[T6-O-14] Paleoenvironmental reconstruction by biomarker analyses of sedimentary rocks deposited across the Cretaceous/Paleogene boundary in the Nemuro Group, Hokkaido, Japan

*Kazuo HAYASHI¹, Masashi A IKEDA¹, Ken SAWADA¹, Keiichi HAYASHI², Reishi TAKASHIMA³, Hiroshi NISHI⁴, Junichiro KURODA⁵, Hayu OTA⁵ (1. Fuculty of Science, Hokkaido University, 2. Hokkaido Research Organization, 3. The Tohoku University Museum, Tohoku University, 4. Institute of Dinosaur Res., Fukui Prefectural University, 5. Department of Ocean Floor Geoscience, Atmosphere and Ocean Research Institute, the University of Tokyo)

4:00 PM - 4:15 PM

[2oral211-18-5add] Break

4:15 PM - 4:30 PM

[T6-O-15] (entry) Depositional environment variability recorded in organic matter composition in the Lower Cretaceous fluvial sediments of the Kitadani Dinosaur Quarry, Tetori Group

★「日本地質学会学生優秀発表賞」受賞★

*【ECS】Hiroki Yano¹, Hideto Nakamura², Hirokazu Yukawa³, Takuto Ando⁴ (1. Graduate school of Science, Hokkaido University, 2. Faculty of Science, Hokkaido University, 3. Fukui Prefectural Dinosaur Museum, 4. Graduate School of International Resource Sciences, Akita University)

4:30 PM - 4:45 PM

[T6-O-16] Variations in marine primary production and terrestrial input in the northern North Pacific off the Gulf of Alaska over the past 10 million years

*Kotaro HOSHI¹, Akemi FUKUMURA¹, Ken SAWADA^1,2 (1. Division of Natural History Sciences, Graduate School of Science, Hokkaido University, 2. Department of Earth and Planetary Sciences, Faculty of Science, Hokkaido University)

4:45 PM - 5:00 PM

[T6-O-17] Development of source estimation method for sedimentary organic matter using ATR-FTIR

*Takuto Ando¹, Kazumi Matsuoka² (1. Akita University, 2. Nagasaki University)

5:00 PM - 5:15 PM

[T6-O-18] Improvement of operational efficiency in petrographic image analysis of sandstone assisted with semantic segmentation.

*Ryoichi Matsui¹ (1. INPEX Corporation)

5:15 PM - 5:30 PM

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