1. Center for Micro Nano Systems, School of Information Science and Technology (SIST), Fudan University, Handan 220, Shanghai 200433, China
2. Academy for Engineering & Technology (FAET), Fudan University, Handan 220, Shanghai 200433, China
3. Department of Electrical Engineering (ESAT), KU Leuven, Kasteelpark Arenberg 10, Leuven 3001, Belgium
4. Imec, imo-imomec, Thin Film PV Technology−partner in Solliance, Thor Park 8320, Genk 3600, Belgium
5. EnergyVille, imo-imomec, Thor Park 8320, Genk 3600, Belgium
6. Plasma & Materials Processing, Department of Applied Physics and Science of Education, Eindhoven University of Technology (TU/e), P.O. Box 513, Eindhoven 5600 MB, The Netherlands
7. Hasselt University, imo-imomec, Martelarenlaan 42, Hasselt 3500, Belgium
8. Eindhoven Institute of Renewable Energy Systems (EIRES), Eindhoven 5600 MB, The Netherlands