Author Affiliations

Matthew J. Collins,^1,*,† Jack Zhang,^2,* Richard Bojko,³ Lukas Chrostowki,² and Mikael C. Rechtsman¹

¹Physics Department and LEPTOS, the Pennsylvania State University, University Park, PA 16802

²Department of Electrical and Computer Engineering, The University of British Columbia 2332 Main Mall, Vancouver, BC V6T 1Z4 Canada

³Department of Electrical Engineering, University of Washington, Seattle, WA 98195 USA

^†Now at MQ Photonics Research Centre, Department of Physics and Astronomy, Macquarie University, Sydney, Australia

^*These authors contributed equally to this work