1. Guangxi Key Laboratory of Optical and Electronic Material and Devices, School of Materials Science and Engineering, Guilin University of Technology, 12 Jiangan Road, Guilin, Guangxi 541004, China
2. Collaborative Innovation Center for Exploration of Nonferrous Metal Deposits and Efficient Utilization of Resources, Guilin University of Technology, 12 Jiangan Road, Guilin, Guangxi 541004, China
3. Center for Excellence in Nanoscience (CAS), Key Laboratory of Nano system and Hierarchical Fabrication (CAS), National Center for Nanoscience and Technology, Beijing 100190, China