1. State Key Laboratory of Organic Geochemistry; Guangzhou Institute of Geochemistry, Chinese Academy of Sciences; Guangzhou China
2. State Key Laboratory of Environmental Geochemistry; Institute of Geochemistry, Chinese Academy of Sciences; Guiyang China
3. University of Chinese Academy of Sciences; Beijing China
4. Department of Civil Engineering; Lamar University; Beaumont Texas USA
5. College of Energy and Environment; South China University of Technology; Guangzhou China