1. Fraunhofer Institute for Organic Electronics, Electron Beam and Plasma Technology (FEP), Dresden, Germany
2. Faculty of Electrical and Computer Engineering, Technical University of Dresden, Dresden, Germany
3. International Institute for Carbon-Neutral Energy Research (I2CNER), Kyushu University, Fukuoka, Japan
4. Department of Materials Science and Engineering (DMSE), Massachusetts Institute of Technology (MIT), Cambridge, USA