1. Key Laboratory of Nonferrous Metal Chemistry and Resources Utilization of Gansu Province and State Key Laboratory of Applied Organic Chemistry, Key Laboratory of Special Function Materials and Structure Design, Ministry of Education, College of Chemistry and Chemical Engineering, Lanzhou University, Lanzhou 730000, People’s Republic of China
2. College of Chemistry and Chemical Engineering, Qinghai Normal University, Xining 810016, People’s Republic of China
3. School of Materials Science and Engineering, Nanyang Technological University, Singapore 639798, Singapore