Abstracts

Chromatographic isolation for performing enantiomer-specific radiocarbon analysis (ESRA): first method development for individual L- and D-amino acids

Thomas M. Blattmann, Yuchen Sun, Nanako O. Ogawa, Yoshinori Takano, Negar Haghipour, Naoto F. Ishikawa, Timothy I. Eglinton, Naohiko Ohkouchi

Pumice flotation time: how does the infiltration of water progress inside pumice?

Riko Nagao, Tadashi Yokoyama, Shingo Takeuchi

Olivine–ringwoodite transformation in Katol meteorite: implications for localized superheating of chondritic melt and seismic attenuation

Kishan Tiwari, Sujoy Ghosh, Masaaki Miyahara, Dwijesh Ray

New evaluation of vertical particulate organic carbon fluxes of submillimeter‑sized phaeodarians in the mesopelagic twilight zone of the western North Pacific Ocean

Takahito Ikenoue, Nanako O. Ogawa, Hidetaka Nomaki, Katsunori Kimoto, Makio C. Honda, Naohiko Ohkouchi, Tetsuichi Fujiki

Dependence of the solar wind plasma density on moderate- and extremely high-geomagnetic activity elucidated by potential learning

Ryozo Kitajima, Motoharu Nowada, Ryotaro Kamimura

Ignimbrite flare-up in Late Cretaceous–Paleocene Japan empowered by hot mantle inflow

Ken Yamaoka, Tokiyuki Morohoshi, Daisuke Sato, Kazuto Mikuni

High-pressure and temperature investigation of silicic acid ± water with implications for the ice polymorphism, lunar moganite and diamonds growth media

G. Marras, Y. Lu, V. Stopponi, R. Tao, Y. Lin, Vincenzo Stagno

Natural and continental influence on aerosol distributions over the northwestern Pacific Ocean in the late winter and early spring of 2021

Takuma Miyakawa, Takeshi Kinase, Minako Kurisu, Kyoko Taniguchi, Masaki Katsumata, Hisahiro Takashima, Fumikazu Taketani, Yugo Kanaya

Coal-measure tight sandstone reservoir evolution under the control of the depositional–diagenetic process of the Middle–Lower Jurassic Shuixigou Group in Taibei Sag, Turpan-Hami Basin, Northwest China

Zhiyuan Li, Xinsong Wu, Zhilong Huang, Yunfei Wu, Yizhuo Yang, Yongshuai Pan, Boran Wang, Hongfeng Wan

Evaporative effects on day-to-day precipitation isotope variability in East Asia

Ikuya Adachi, Tsutomu Yamanaka