Improved Phase Locking of Laser Arrays with Nonlinear Coupling

Simon Mahler, Matthew L. Goh, Chene Tradonsky, Asher A. Friesem, Nir Davidson

Research output: Contribution to journalArticlepeer-review

Abstract

An arrangement based on a degenerate cavity laser for forming an array of nonlinearly coupled lasers with an intracavity saturable absorber is presented. More than 30 lasers were spatially phase locked and temporally Q switched. The arrangement with nonlinear coupling was found to be 25 times more sensitive to loss differences and converged five times faster to the lowest loss phase locked state than with linear coupling, thus providing a unique solution to problems that have several near-degenerate solutions.

Original languageEnglish
Article number133901
Number of pages5
JournalPhysical review letters
Volume124
Issue number13
DOIs
StatePublished - 1 Apr 2020

All Science Journal Classification (ASJC) codes

  • General Physics and Astronomy

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