1. College of Materials, Chemistry & Chemical Engineering; State Key Laboratory of Geohazard Prevention and Geoenvironment Protection, Chengdu University of Technology; 1#, Dongsanlu, Erxianqiao Chengdu 610059 Sichuan China
2. College of Environment and Ecology; Chengdu University of Technology; 1#, Dongsanlu, Erxianqiao Chengdu 610059 Sichuan China