1. State Key Laboratory of Oil and Gas Reservoir Geology and Exploitation, Southwest Petroleum University, Xindu Road No.8, Chengdu, Sichuan 610500, China
2. Department of Physics and Technology, University of Bergen, Allegaten 55, 5007 Bergen, Norway
3. Department of Environmental Engineering, University of California Irvine, Henry Samueli School of Engineering, 4200 Engineering Gateway Building, Irvine, California 92697-3975, United States
4. Department of Fluid Mechanics, E.N.S.E.E.I.H.T Engineering School, 2 rue Charles Camichel, 31500 Toulouse, France