1. Department of Applied Physics The Hong Kong Polytechnic University Hung Hom Kowloon Hong Kong China
2. College of Architecture and Environment National Engineering Research Centre for Flue Gas Desulfurization Carbon Neutral Technology Innovation Center of Sichuan Sichuan University Chengdu 610065 China
3. Physics Department and Jiangsu Key Laboratory for Chemistry of Low-Dimensional Materials Huaiyin Normal University Huaian 223300 China
4. Department of Chemistry and Center of Super-Diamond and Advanced Films (COSDAF) City University of Hong Kong Kowloon Hong Kong China