1. Nano-organic
Photoelectronic Laboratory and Key Laboratory of Photochemical Conversion
and Optoelectronic Materials, Technical Institute of Physics and Chemistry, Chinese Academy of Sciences, Beijing 100190, People’s Republic of China
2. University of Chinese Academy of Sciences, Beijing 100039, People’s Republic of China
3. Center
of Super-Diamond and Advanced Films (COSDAF) and Department of Physics
and Materials Science, City University of Hong Kong, Hong Kong SAR, People’s Republic of China
4. College
of Physics, Electronic Engineering, Taishan University, Taian, Shandong 271021, People’s Republic of China