Frequency microcombs (IMAGE) California Institute of Technology Caption An artist's concept of the frequency microcomb developed by Caltech's Kerry Vahala and his collaborators. Credit Yuan, Bowers, Vahala, et al. Usage Restrictions Must provide credit. License Original content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.