1. AMO GmbH, Otto-Blumenthal-Str. 25, 52074 Aachen, Germany
2. Chair of Electronic Devices, RWTH Aachen University, Otto-Blumenthal-Str. 2, 52074 Aachen, Germany
3. The Hydrogen and Fuel Cell Center─ZBT GmbH, Carl-Benz-Str. 201, 47057 Duisburg, Germany
4. Micro- and Nanoanalytics Group, University of Siegen, Paul-Bonatz-Straße 9-11, 57076 Siegen, Germany
5. Sixonia Tech GmbH, Maria-Reiche-Str. 3, 01109 Dresden, Germany
6. Chair for Molecular Functional Materials, Technische Universität Dresden, Mommsenstr. 4, 01062 Dresden, Germany