1. State Key Laboratory for Mineral Deposit Research & Institute of Energy Sciences, School of Earth Sciences and Engineering, Nanjing University, Nanjing, Jiangsu 210023, P. R. China
2. State
Key Laboratory of Petroleum Resources and Prospecting, China University of Petroleum, Beijing 102249, P. R. China
3. Laboratory
of Experimental Study Under Deep-sea Extreme Conditions, Sanya Institute
of Deep-sea Science and Engineering, Chinese Academy of Sciences, Sanya, Hainan 572000, P. R. China