1. School of Aerospace Engineering, Beijing Institute of Technology, Beijing 100081, China
2. Guangxi Key Laboratory of Optical and Electronic Materials and Devices, Guilin University of Technology, Guilin 541004, China
3. Institute for Applied Materials - Energy Storage Systems (IAM - ESS), Karlsruhe Institute of Technology (KIT), Hermann-von-Helmholtz-Platz 1, 76344 Eggenstein-Leopoldshafen, Germany
4. Institute for Applied Materials - Ceramic Materials and Technologies, Karlsruhe Institute of Technology, Haid-und-Neu Strasse 7, 76131 Karlsruhe, Germany
5. College of Chemistry and Molecular Engineering, Peking University, Beijing 100871, P. R. China
6. Department of Physics, Guangxi Normal University, Guilin 541004, PR China
7. Key Laboratory for RF Circuits and Systems, Ministry of Education, Key Laboratory of Large Scale Integrated Design of Zhejiang, Hangzhou Dianzi University, Hangzhou 310018, China
8. Technology Development Center, Guilin Guiye Machinery Co., Ltd., Guilin 541119, China