1. Key Laboratory of Photochemical Conversion and Optoelectronic Materials, Technical Institute of Physics and Chemistry, Chinese Academy of Sciences, Beijing, P. R. China;
2. University of Chinese Academy of Sciences, Beijing, P. R. China;
3. Exploration & Development Research Institute, Shengli Oilfield, SINOPEC, Dongying, Shandong, P. R. China;
4. Department of Investment and Development, Shengli Oilfield Company, SINOPEC, Dongying, Shandong, P. R. China