Affiliation: | 1. Hong Kong Branch of National Precious Metals Material Engineering Research Centre, Department of Material Science and Engineering, City University of Hong Kong, Hong Kong, 999077 China;2. Hong Kong Branch of National Precious Metals Material Engineering Research Centre, Department of Material Science and Engineering, City University of Hong Kong, Hong Kong, 999077 China Center of Super-Diamond and Advanced Films (COSDAF), City University of Hong Kong, Tat Chee Avenue 83, Kowloon, Hong Kong, 999077 China Department of Mechanical Engineering, City University of Hong Kong, Hong Kong, 999077 China Department of Materials Science and Engineering, City University of Hong Kong, Hong Kong, 999077 China These authors contributed equally to this work.;3. Hong Kong Branch of National Precious Metals Material Engineering Research Centre, Department of Material Science and Engineering, City University of Hong Kong, Hong Kong, 999077 China Center of Super-Diamond and Advanced Films (COSDAF), City University of Hong Kong, Tat Chee Avenue 83, Kowloon, Hong Kong, 999077 China;4. Department of Applied Physics, The Hong Kong Polytechnic University, Hong Kong, 999077 China;5. Department of Materials Science and Engineering, City University of Hong Kong, Hong Kong, 999077 China;6. Department of Chemistry, City University of Hong Kong, Hong Kong, 999077 China |