1. Hong Kong Branch of National Precious Metals Material Engineering Research CentreDepartment of Material Science and EngineeringCity University of Hong Kong Hong Kong China
2. College of Physics and EnergyFujian Normal UniversityFujian Provincial Key Laboratory of Quantum Manipulation and New Energy Materials Fuzhou 350117 China
3. Fujian Provincial Collaborative Innovation Center for Optoelectronic Semiconductors and Efficient Devices Xiamen 361005 China
4. Center for Advanced Structural MaterialsCity University of Hong Kong Shenzhen Research Institute Shenzhen China
5. Department of Mechanical and Biomedical EngineeringCity University of Hong Kong 83 Tat Chee Avenue Kowloon Hong Kong