Yukako Kato¹, Toshimori Sekine^1,2, *Masahiro KAYAMA^1,3,4, Masaaki Miyahara^1,3, Akira Yamaguchi^5,6 (1.Department of Earth and Planetary Systems Science, Graduate School of Science, Hiroshima University, 2.Center for High Pressure Science and Technology Advanced Research, 3.Department of Earth and Planetary Material Sciences, Faculty of Science, Tohoku University, 4.Creative Interdisciplinary Research Division, Frontier Research Institute for Interdisciplinary Sciences, Tohoku University, 5.National Institute of Polar Research, 6.Department of Polar Science, School of Multidisciplinary Science, SOKENDAI )

*Masaaki Miyahara¹, Akira Yamaguchi², Eiji Ohtani³ (1.Department of Earth and Planetary Systems Science, Graduate School of Science, Hiroshima University, 2.NIPR, 3.Department of Earth Sciences, Graduate School of Science, Tohoku University)

*Akira Yamaguchi¹, Naoki Shirai² (1.National Institute of Polar Research, 2.Tokyo Metropolitan University)

*Atsushi Takenouchi¹, Takashi Mikouchi¹, Takamichi Kobayashi², Akira Yamaguchi³ (1.Department of Earth and Planetary Science, Graduate School of Science, The University of Tokyo, 2.National Institute for Materials Science, 3.National Institute of Polar Research)

*Hiroki Suga¹, Natsumi Sago¹, Masaaki Miyahara¹, Takuji Ohigashi², Yuichi Inagaki², Akira Yamaguchi³, Eiji Ohtani⁴ (1.Graduate School of Science, Hiroshima University, 2.UVSOR Synchrotron, Institute for Molecular Science, 3.National Institute of Polar Research, 4.Graduate School of Science, Tohoku University)

*Haruka Oono¹, Akira Yamaguchi², Atsushi Takenouchi¹, Takashi Mikouchi¹ (1.Department of Earth and Planetary Science, The University of Tokyo, 2.National Institute of Polar Research)

*Rei Kanemaru¹, Akira Yamaguchi^1,2, Hirotsugu Nishido³ (1.The Graduate University for Advanced Studies, 2.National Institute of Polar Research, 3.Okayama University of Science)

*Makiko K. Haba¹, Akira Yamaguchi², Yi-Jen Lai³, Jörn-Frederik Wotzlaw³, Maria Schönbächler³ (1.Department of Earth and Planetary Sciences, Tokyo Institute of Technology, 2.National Institute of Polar Research, 3.ETH Zurich)

*Masahiro YASUTAKE¹, Akira Yamaguchi^1,2 (1.Dept. of Polar Science, SOKENDAI, 2.National Institute of Polar Research)

*Genevieve Claire Hublet¹, Vinciane Debaille², Luc S Doucet², Richard C Greenwood³, Akira Yamaguchi¹, Nadine Mattielli² (1.National Institute of Polar Research, 2.Université Libre de Bruxelles, 3.The Open University)

Yukako Kato¹, Toshimori Sekine^1,2, *Masahiro KAYAMA^1,3,4, Masaaki Miyahara^1,3, Akira Yamaguchi^5,6 (1.Department of Earth and Planetary Systems Science, Graduate School of Science, Hiroshima University, 2.Center for High Pressure Science and Technology Advanced Research, 3.Department of Earth and Planetary Material Sciences, Faculty of Science, Tohoku University, 4.Creative Interdisciplinary Research Division, Frontier Research Institute for Interdisciplinary Sciences, Tohoku University, 5.National Institute of Polar Research, 6.Department of Polar Science, School of Multidisciplinary Science, SOKENDAI )

*Masaaki Miyahara¹, Akira Yamaguchi², Eiji Ohtani³ (1.Department of Earth and Planetary Systems Science, Graduate School of Science, Hiroshima University, 2.NIPR, 3.Department of Earth Sciences, Graduate School of Science, Tohoku University)

*Akira Yamaguchi¹, Naoki Shirai² (1.National Institute of Polar Research, 2.Tokyo Metropolitan University)