1. State Key Laboratory of Power Transmission Equipment and System Security and New Technology, Chongqing University, Chongqing, China
2. Electric Power Research Institute of Guangdong Power Grid Corporation, Guangzhou, China
3. Soft Transducer Materials and Systems, Universität Potsdam, Potsdam, Germany
4. Faculty IV Electrical Engineering and Computer Science, Technische Universität Berlin, Berlin, Germany