1. Faraday Materials Laboratory (FaMaL), Materials Research Centre, Indian Institute of Science, Bangalore 560012, India
2. Department of Chemistry, Ångström Laboratory, Uppsala University, Box 516, 75120 Uppsala, Sweden
3. Normandie University, ENSICAEN, UNICAEN, CNRS, CRISMAT, 14000 Caen, France
4. Condensed Matter Theory Group, Materials Theory Division, Department of Physics and Astronomy, Uppsala University, Box 516, 75120 Uppsala, Sweden
5. State Key Laboratory of Environment-Friendly Energy Materials, Southwest University of Science and Technology, Mianyang 621010, P. R. China
6. Department of Physics, Indian Institute of Technology Ropar, Rupnagar, Punjab 140001, India
7. Helmholtz Institute Ulm (HIU), Electrochemical Energy Storage, Ulm 89081, Germany
8. Institute of Nanotechnology, Karlsruhe Institute of Technology (KIT), Karlsruhe 76021, Germany