1. Key Laboratory of General Chemistry of the National Ethnic Affairs Commission, School of Chemistry and Environment, Southwest Minzu University , Chengdu 610041 , China
2. Key Laboratory of Pollution Control Chemistry and Environmental Functional Materials for Qinghai-Tibet Plateau of the National Ethnic Affairs Commission, School of Chemistry and Environment, Southwest Minzu University , Chengdu 610041 , China
3. School of Mechanical Engineering, Chengdu University , Chengdu 610106 , China