1. Martin-Luther-University Halle-Wittenberg (MLU); Heinrich Damerow Str. 4 06120 Halle Germany
2. Walter Schottky Institut (WSI); Technische Universität München; Am Coulombwall 4 85748 Garching Germany
3. National Renewable Energy Laboratory NREL; 15013 Denver West Parkway Golden CO 80401 USA
4. Fraunhofer Heinrich Hertz Institute (HHI); Am Stollen 19B 38640 Goslar Germany
5. Friedrich-Schiller-University Jena (FSU); Institute for Applied Physics; Max-Wien-Platz 1 07743 Jena Germany
6. Fraunhofer Institute for Applied Optics and Precision Engineering; Albert-Einstein-Straße 7 07745 Jena Germany
7. Fraunhofer Center for Silicon Photovoltaics; Walter-Hülse-Str. 1 06120 Halle Germany
8. Graduate School of EEWS (WCU) and KAIST Institute Nano Century; Korea Advanced Institute of Science and Technology (KAIST); Yuseong-gu Daejon 305-701 Republic of Korea
9. Fraunhofer Institute for Mechanics of Materials IWM; Walter-Hülse-Str. 1 06120 Halle Germany