1. State Key Laboratory for Superlattices and Microstructures; Institute of Semiconductors; Chinese Academy of Sciences; Beijing 100083 China
2. Key Laboratory of Physics and Technology for Advanced Batteries (Ministry of Education); Jilin University; Changchun 130012 P. R. China
3. School of Mathematics and Physics; University of Science and Technology Beijing; Beijing 100083 China
4. Institute and Hospital of Hepatobiliary Surgery; Key Laboratory of Digital Hepatobiliary Surgery of Chinese PLA; Chinese PLA Medical School; Chinese PLA General Hospital; Beijing 100853 China
5. College of Materials Science and Opto-electronic Technology; University of Chinese Academy of Sciences; Beijing 100049 China