1. State Key Laboratory of Power Transmission Equipment and System Security and New Technology Chongqing University Chongqing China
2. Faculty of Electrical Engineering Kunming University of Science and Technology Kunming China
3. Soft Transducer Materials and Systems Universität Potsdam Potsdam Germany
4. Faculty IV Electrical Engineering and Computer Science Technische Universität Berlin Berlin Germany
5. Institute of Electrical Power Engineering Lodz University of Technology Lodz Poland
6. Faculty of Electrical Engineering University of West Bohemia Pilsen Czech Republic