1. School of Materials Science and Engineering, Jiangsu Collaborative Innovation Center for Photovoltic Science and Engineering, Jiangsu Province Cultivation base for State Key Laboratory of Photovoltaic Science and Technology Changzhou University Changzhou China
2. Micro/Nano Science and Technology Center Jiangsu University Zhenjiang China
3. National United Engineering Laboratory for Advanced Bearing Tribology Henan University of Science and Technology Luoyang China