1. Hunan
Key Laboratory of Green Packaging and Application of Biological Nanotechnology, Hunan University of Technology, Zhuzhou 412008, P. R. China
2. State
Key Laboratory of Bioelectronics, School of Biological Science and
Medical Engineering, Southeast University, Nanjing 210096, P. R. China
3. Department
of Chemistry and Biochemistry, California State University, Los Angeles, California 90032, United States