| Affiliation: | 1. Key Laboratory for Physical Electronics and Devices of the Ministry of Education & Shaanxi Key Lab of Information Photonic Technique, School of Electronic and Information Engineering, Xi'an Jiaotong University, Xi'an 710049, China;2. Department of Materials Science and Engineering, University of Washington, Seattle, WA 98195, USA;3. Department of Materials Science and Metallurgy, University of Cambridge, Cambridge CB3 0FS, UK;4. School of Electronic Enginnering, Xi'an University of Post & Telecommunication, Xi'an 710121, China;5. Department of Materials Science & Engineering, City University of Hong Kong, Kowloon 999077, Hong Kong;6. Collaborative Innovation Center of Extreme Optics,, Shanxi University, Taiyuan 030006, China |
