1. École Polytechnique Fédérale de Lausanne (EPFL), Institute of Microengineering (IMT), Photovoltaics and Thin Film Electronics Laboratory, Rue de la Maladière 71b, CH-2002 Neuchâtel, Switzerland
2. Choshu Industry Co., Ltd., 3740, Shin-yamanoi, Sanyo Onoda, Yamaguchi 757-8511, Japan
3. Department of Materials Science and Engineering, Yamaguchi University, 2-16-1 Tokiwadai, Ube, Yamaguchi 755-8611, Japan
4. King Abdullah University of Science and Technology (KAUST), KAUST Solar Center (KSC), Thuwal, 23955-6900, Saudi Arabia
5. CSEM PV-Center, Jaquet-Droz 1, CH-2002 Neuchâtel, Switzerland