1. University of Nottingham, Ningbo, China
2. Fraunhofer Institute for Silicon Technology, Itzehoe, Germany
3. China Beacons Institute, University of Nottingham, Ningbo, China
4. Karlsruhe Institute of Technology, Karlsruhe, Germany
5. Kiel University, Kiel, Germany
6. Department of Electrical Engineering, Pukyong National University, Busan, South Korea
7. School of Electrical Engineering, Southeast University, Nanjing, China
8. Logistics Engineering College, Shanghai Maritime University, Shanghai, China