1. Centre for Innovation Competence
SiLi-nano, Martin Luther University of Halle-Wittenberg, Karl-Freiherr-von-Fritsch-Str. 3, 06120 Halle (Saale), Germany
2. Fraunhofer Center for Silicon Photovoltaics CSP, Walter-Hülse-Str.
1, 06120 Halle (Saale), Germany
3. Department of Electrical Engineering, South Westphalia University of Applied Sciences, Lübecker
Ring 2, 59494 Soest, Germany