Author Affiliations

Peter Chang,^1,2,* Nazanin Hoghooghi,³ Stephanie Swartz,² Daniel Lesko,^2,4 Ragib Ishrak,⁶ Scott Egbert,³ Jens Biegert,⁷ Rohith Reddy,⁶ Gregory Rieker,³ and Scott Diddams^1,2,5

¹Department of Physics, University of Colorado Boulder

²Time and Frequency Division, National Institute of Standards and Technology

³Department of Mechanical Engineering, University of Colorado Boulder

⁴Department of Chemistry, University of Colorado Boulder

⁵Department of Electrical and Computer Engineering, University of Colorado Boulder

⁶Department of Electrical and Computer Engineering, University of Houston

⁷ICFO, The Institute of Photonics Sciences, Barcelona

^*Corresponding author: peter.chang-1@colorado.edu