1. Institute of Engineering Thermodynamics/Electrochemical Energy Technology, German Aerospace Center (DLR), Pfaffenwaldring 38-40, 70569 Stuttgart, Germany
2. Institute of Engineering Thermodynamics/Computational Electrochemistry, German Aerospace Center (DLR), Pfaffenwaldring 38-40, 70569 Stuttgart, Germany
3. Department of Mechanical and Industrial Engineering, Faculty of Applied Science and Engineering, University of Toronto Institute for Sustainable Energy, University of Toronto, Toronto, Ontario, M5S 3G8, Canada
4. Fraunhofer-Institut für Solare Energiesysteme ISE, Heidenhofstraße 2, 79110 Freiburg, Germany
5. Institute of Building Energetics, Thermal Engineering and Energy Storage (IGTE), University of Stuttgart, Pfaffenwaldring 31, 70569 Stuttgart, Germany