1. Chemical Synthesis and Pollution Control; Key Laboratory of Sichuan Province; School of Chemistry and Chemical Engineering; China West Normal University; Nanchong 637002 Sichuan China
2. Chengdu Institute of Geology and Mineral Resources; Chengdu 610081 Sichuan China
3. Chemistry Department and Center of Excellence for Advanced Materials Research; King Abdulaziz University; Jeddah 21589 Saudi Arabia