1. Network
for Computational Nanotechnology (NCN), Purdue University, West Lafayette, Indiana 47906, United States
2. Department
of Electrical and Electronic Engineering, University of Melbourne, Victoria 3010, Australia
3. Institute
of Functional Nano and Soft Materials (FUNSOM), Jiangsu Key Laboratory
for Carbon-Based Functional Materials and Devices, and Collaborative
Innovation Center of Suzhou Nano Science and Technology, Soochow University, Suzhou 215123, People’s Republic of China