[ 1 ]
[Wang, Jinshu]Key Laboratory of Advanced Functional Materials, Beijing University of Technology, Ministry of Education, 100 Pinleyuan, Beijing 100022, China
[ 2 ]
[Gao, Tao]Key Laboratory of Advanced Functional Materials, Beijing University of Technology, Ministry of Education, 100 Pinleyuan, Beijing 100022, China
[ 3 ]
[Liu, Wei]Key Laboratory of Advanced Functional Materials, Beijing University of Technology, Ministry of Education, 100 Pinleyuan, Beijing 100022, China
[ 4 ]
[Wang, Yiman]Key Laboratory of Advanced Functional Materials, Beijing University of Technology, Ministry of Education, 100 Pinleyuan, Beijing 100022, China
[ 5 ]
[Li, Ji]Beijing Vacuum Electronics Research Institute, P. O. Box 749-36, Beijing 100016, China
[ 6 ]
[Yuan, Haiqing]Beijing Vacuum Electronics Research Institute, P. O. Box 749-36, Beijing 100016, China