1. Key
Laboratory of Gas Hydrate, Guangzhou Institute of Energy Conversion,
Guangdong Key Laboratory of New and Renewable Energy Research and
Development, Chinese Academy of Sciences, Guangzhou, China
2. Laboratory
for Marine Mineral Resources, Qingdao National Laboratory for Marine Science and Technology, Qingdao, China
3. The
Key Laboratory of Gas Hydrate, Ministry of Land and Resources, Qingdao Institute of Marine Geology, Qingdao, China