1. Department of Materials Science and Engineering Carnegie Mellon University Pittsburgh PA 15213 USA
2. Paul Scherrer Institut Swiss Light Source Villigen PSI CH‐5232 Switzerland
3. Center for Quantum Devices Niels Bohr Institute University of Copenhagen Universitetsparken 5 Copenhagen Denmark
4. Microsoft Quantum Materials lab Microsoft Denmark Kanalvej 7 Kongens Lyngby 2800 Denmark
5. Station Q Microsoft Corporation Santa Barbara CA 93106‐6105 USA
6. Microsoft Quantum One Microsoft Way Redmond WA 98052 USA
7. Physics Department ETH Zurich CH‐8093 Switzerland
8. Institut de Physique EPFL Lausanne CH‐1015 Switzerland
9. Quantum Science Center Oak Ridge TN 37830 USA
10. Department of Physics Carnegie Mellon University Pittsburgh PA 15213 USA
11. Department of Chemistry Carnegie Mellon University Pittsburgh PA 15213 USA