1. Department of Chemistry − Ångström Laboratory, Structural Chemistry, Uppsala University, Box 538, Uppsala 751 21, Sweden
2. Department of Sustainable Energy Technology, SINTEF Industry, Trondheim 7491, Norway
3. ROM-EST Laboratory, ICSI Energy Department, National Research and Development Institute for Cryogenic and Isotopic Technologies − ICSI, 4 Uzinei, Ramnicu Valcea 240050, Romania
4. Faculty of Energy Engineering, National University of Science and Technology POLITEHNICA Bucharest, 313 Splaiul Independentei, Bucharest 060042, Romania
5. Research and Innovation Department, Solvionic, Toulouse 31100, France
6. Vianode, Kristiansand 4621, Norway
7. Institute of Condensed Matter and Nanosciences, Université Catholique de Louvain, Louvain-la-Neuve B-1348, Belgium
8. Department of Physics and Astronomy, Division of X-ray Photon Science, Uppsala University, Box
516, S-751 20 Uppsala, Sweden