Author Affiliations

W. Xie,¹ C.-C. Lee,¹ T. Shoji,¹ S. Todaro,¹ K. L. Silverman,² A. Feldman,² T. Harvey,² R. P. Mirin,² and T. R. Schibli^1,3,4,*

¹Department of Physics, University of Colorado at Boulder, 2000 Colorado Avenue, Boulder, CO 80309, USA

²National Institute of Standards and Technology, 325 Broadway, Boulder, CO 80305, USA

³Department of Electrical, Computer and Energy Engineering, University of Colorado, Boulder, CO 80309, USA

⁴JILA, National Institute of Standards and Technology and University of Colorado, Boulder, CO 80309, USA

^*Corresponding author: trs@colorado.edu