Author Affiliations

Javier Sabines-Chesterking,^1,2,* Paul-Antoine Moreau,³ Alex McMillan,¹ Robert Fickler,⁴ John Rarity,¹ and Jonathan Matthews¹

¹Quantum Engineering Technology Labs, H. H. Wills Physics Laboratory and Department of Electrical and Electronic Engineering, University of Bristol, Merchant Venturers Building, Woodland Road, Bristol, BS8 1FD

²Joint Quantum Institute, National Institute of Standards and Technology and University of Maryland, Gaithersburg, Maryland 20899, USA UK

³School of Physics and Astronomy, University of Glasgow, G12 8QQ, UK

⁴Photonics Laboratory, Physics Unit, Tampere University, Tampere, FI-33 720, Finland

^*Corresponding author: jsabines@umd.edu