1. Empa, Swiss Federal Laboratories for Materials Science and Technology Überland Strasse 129 Dübendorf 8600 Switzerland
2. ETH Zürich Stefano‐Franscini‐Platz 3 Zürich 8093 Switzerland
3. Department of Information Technology and Electrical Engineering ETH Zürich Stefano‐Franscini‐Platz 3 Zürich 8093 Switzerland
4. School of Light Industry and Engineering South China University of Technology Guangzhou 510640 China
5. School of Energy and Environmental Engineering University of Science and Technology Beijing Beijing 100083 China
6. Department of Health Sciences and Technology ETH Zürich Schmelzbergstrasse 9 Zürich 8092 Switzerland