1. Department of Physics and Astronomy, Northwestern University, Evanston, Illinois 60208, USA
2. Department of Materials Science and Engineering, Northwestern University, Evanston, Illinois 60208, USA
3. International Institute for Nanotechnology, Northwestern University, Evanston, Illinois 60208, USA
4. Rigetti Computing, Berkeley, California 94710, USA
5. Department of Chemistry, Northwestern University, Evanston, Illinois 60208, USA
6. Department of Electrical and Computer Engineering, Northwestern University, Evanston, Illinois 60208, USA