Author Affiliations

HemingWang,¹ Boqiang Shen,¹ Chengying Bao,¹ Warren Jin,² Lin Chang,² Mark A. Leal,² Avi Feshali,³ Mario Paniccia,³ John E. Bowers,^1,* and Kerry Vahala^1,**

¹T. J. Watson Laboratory of Applied Physics, California Institute of Technology, Pasadena, CA 91125, USA

²ECE Department, University of California Santa Barbara, Santa Barbara, CA 93106, USA

³Anello Photonics, Santa Clara, CA

^*Corresponding author: jbowers@ucsb.edu

^** vahala@caltech.edu