1. School of Materials and Chemistry, University of Shanghai for Science and Technology, 334 Jungong Road, Shanghai200093, P. R. China
2. School of Materials Science and Engineering, Nanyang Technological University, 50 Nanyang Avenue, Singapore639798, Singapore
3. Singapore-HUJ Alliance for Research and Enterprise (SHARE), Nanomaterials for Energy and Energy Water Nexus (NEW), Campus for Research Excellence and Technological Enterprise (CREATE), Singapore138602, Singapore
4. MOE Key Laboratory of New Processing Technology for Non-ferrous Metals and Materials, Guangxi Key Laboratory of Processing for Non-ferrous Metals and Featured Materials, Guangxi University, Nanning, Guangxi530004, China