1. Key Laboratory of Functional Materials and Devices for Special Environments of CAS, Xinjiang Key Laboratory of Electronic Information Materials and Devices, Xinjiang Technical Institute of Physics & Chemistry of CAS, 40-1 South Beijing Road, Urumqi 830011, China
2. Department
of Chemistry, University of Houston, 136 Fleming Building, Houston, Texas 77204, United States
3. Department
of Chemistry, Northwestern University, 2145 Sheridan Road, Evanston, Illinois 60208-3133, United States