Author Affiliations

Paritosh Manurkar,^1,* Edgar Perez,¹ Daniel D. Hickstein,² David R. Carlson,² Jeff Chiles,¹ Esther Baumann,¹ Scott A. Diddams,² Nathan R. Newbury,¹ Kartik Srinivasan,⁴ Scott B. Papp,^2,3 and Ian Coddington¹

¹Applied Physics Division, National Institute of Standards and Technology, 325 Broadway, Boulder, CO 80305

²Time and Frequency Division, National Institute of Standards and Technology, 325 Broadway, Boulder, CO 80305

³Department of Physics, University of Colorado, 2000 Colorado Ave., Boulder, CO 80309

⁴Center for Nanoscale Science and Technology, National Institute of Standards and Technology, 100 Bureau Drive, Gaithersburg, MD 20899

^*Corresponding author: Paritosh.Manurkar@nist.gov