Chloride oxidation on Europa? Constraints from laboratory experiments and infrared observations using Subaru telescope

Shuya Tan1,2, Yasuhito Sekine1, Masayuki Kuzuhara3, Tetsuya Hama4 and Yoshio Takahashi2, (1)Earth-Life Science Institute, Meguro, Japan, (2)University of Tokyo, Bunkyo, Japan, (3)Astrobiology Center, Mitaka, Japan, (4)Hokkaido University, Sapporo, Japan