1. Department of Energy Conversion and StorageTechnical University of Denmark Risø Campus DK‐4000 Roskilde Denmark
2. Unité Mixte de Physique CNRSThales, Université Paris‐SudUniversité Paris‐Saclay 91767 Palaiseau France
3. New Energy Technology Engineering Laboratory of Jiangsu Provence & School of ScienceNanjing University of Posts and Telecommunications Nanjing 210046 China
4. National Laboratory for Condensed Matter Physics and Institute of PhysicsChinese Academy of Sciences Beijing 100190 China
5. Center for Quantum DevicesNiels Bohr InstituteUniversity of Copenhagen 2100 Copenhagen Denmark