1. National Laboratory of Solid State Microstructures
2. College of Engineering and Applied Sciences
3. Collaborative Innovation Center of Advanced Microstructures
4. Nanjing University
5. Nanjing 210093
6. Division of Advanced Nanomaterials
7. Key Laboratory of Nanodevices and Applications
8. Joint Key Laboratory of Functional Nanomaterials and Devices
9. CAS Center for Excellence in Nanoscience
10. Suzhou Institute of Nano-Tech and Nano-Bionics
11. School of Electrical and Electronic Engineering
12. Nanyang Technological University
13. Singapore