1. Catalysis for Energy, CE-GKAT, Energy Materials In-situ Laboratory (EMIL), BESSY II, Helmholtz-Zentrum Berlin für Materialien und Energie GmbH, Albert-Einstein-Straße 15, 12489 Berlin, Germany
2. Department of Inorganic Chemistry, Fritz-Haber-Institut der Max-Planck-Gesellschaft, Faradayweg 4-6, 14195 Berlin, Germany
3. Department of Heterogeneous Reactions, Max Planck Institute for Chemical Energy Conversion, Stiftstraße 34-36, Mülheim an der Ruhr 45470, Germany
4. CNR-IOM DEMOCRITOS, Consiglio Nazionale delle Ricerche─Istituto Officina dei Materiali, c/o SISSA, Via Bonomea 265, 34136 Trieste, Italy
5. Theoretical Division, Los Alamos National Lab, Los Alamos, New Mexico 00000, United States