1. School of Petroleum Engineering, China University of Petroleum (East China), Qingdao 266580, Shandong, China
2. School of Materials Science and Engineering, China University of Petroleum (East China), Qingdao 266580, Shandong, China
3. Department of Chemistry, University of Nebraska─Lincoln, Lincoln, Nebraska 68588, United States
4. Department of Earth and Environmental Science, University of Pennsylvania, Philadelphia, Pennsylvania 19104-6316, United States