Catalytic Mechanism of Liquid-Metal Indium for Direct Dehydrogenative Conversion of Methane to Higher Hydrocarbons oleh Yuta Nishikawa, Yuhki Ohtsuka, Hitoshi Ogihara, Rattanawalee Rattanawan, Min Gao, Akira Nakayama, Jun-ya Hasegawa, Ichiro Yamanaka