1. School of Energy Resources, China University of Geosciences (Beijing), 29 Xueyuan Road, 100083 Beijing, China
2. Stanford Geothermal Program, Stanford University, Stanford, California 94305-2220, United States
3. China Pingmei Shenma Group, 63 Jianshe Road, 467000 Pingdingshan City, Henan Province, China
4. Wuhan Xinyue Energy Technology Co., Ltd., 430000 Wuhan, Hubei, China