*Masayuki Uesugi¹, Motoo Ito², Naotaka Tomioka², Yu Kodama³, Takuji Ohigashi⁴, Hayato Yuzawa⁴, Kentaro Uesugi¹, Akira Yamaguchi⁵, Naoya Imae⁵, Naoki Shirai⁶, Yuzuru Karouji⁷, Aiko Nakato⁷, Kasumi Yogata⁷, Kaori Hirahara⁸, Ikuya Sakurai⁹, Toru Yada⁷, Masanao Abe⁷ (1.Japan synchrotron radiation research institute, 2.Kochi institute for Core Sample Research JAMSTEC, 3.Marine Works Japan Ltd., 4.UVSOR Institute for Molecular Science, 5.National institute of Polar Research, 6.Tokyo metropolitan university, 7.Japan aerospace exploration agency, 8.Osaka University, 9.Nagoya University)

*Akira Yamaguchi¹, Naoki Shirai², Jean-Alix Barrat³ (1.National Institute of Polar Research, 2.Tokyo Metropolitan University, 3.UBO-IUEM)