1. IEK-5 Photovoltaics Forschungszentrum Jülich, Wilhelm-Johnen-Strasse 52425 Jülich Germany
2. Device Solution Division Samsung Electronics Semiconductor R&D Center 1, Samsungjeonja-ro, Hwaseong-si Gyeonggi-do 18448 South Korea
3. Central Institute for Engineering Electronics and Analytics (ZEA-3) Forschungszentrum Jülich, Wilhelm-Johnen-Strasse 52425 Jülich Germany