1. School of Earth Sciences and Environmental Engineering, Gwangju Institute of Science and Technology (GIST), Gwangju 61005, Republic of Korea
2. International Future Research Center of Chemical Energy Storage and Conversion Processes (ifRC−CHESS), GIST, Gwangju 61005, Republic of Korea
3. Ertl Center for Electrochemistry and Catalysis, GIST, Gwangju 61005, Republic of Korea
4. German Aerospace Center (DLR), Institute of Engineering Thermodynamics, Pfaffenwaldring 38-40, Stuttgart 70569, Germany
5. Institute of Building Energetics, Thermal Engineering and Energy Storage (IGTE), University of Stuttgart, Pfaffenwaldring 6, Stuttgart 70569, Germany