1. College of Materials and Chemical Engineering, Engineering Research Center of Eco-environment in Three Gorges Reservoir Region, Ministry of Education, Key Laboratory of Inorganic Nonmetallic Crystalline and Energy Conversion Materials, China Three Gorges University, Yichang, Hubei 443002, P. R. China
2. Gansu Key Laboratory of Biomonitoring and Bioremediation for Environmental Pollution, School of Life Sciences, Lanzhou University, Lanzhou, Gansu, 730000, P. R. China
3. ISM, UMR CNRS No. 5255, Univ. Bordeaux, 351 Cours de la Libération, 33405 Talence Cedex, France