Niranjan Ramakrishnegowda1,2, David S. Knoche1,2, Lutz Mühlenbein1,2, Andriy Lotnyk3,4, Akash Bhatnagar1,2
1Institute of Physics, Martin-Luther-Universität Halle-Wittenberg, Halle 06120, Germany
2Zentrum für Innovationskompetenz SiLi-nano, Martin-Luther-Universität Halle-Wittenberg, Halle 06120, Germany
3Laboratory of Infrared Materials and Devices, the Research Institute of Advanced Technologies, Ningbo University, 315211 Ningbo, China
4Leibniz Institute of Surface Engineering (IOM), 04318 Leipzig, Germany