Pulse shortening in an actively mode-locked laser with parity-time symmetry

We consider an actively mode-locked laser system with parity-time symmetry. The system consists of two ring cavities, each incorporating an amplitude modulator operating at the same modulation frequency, but with the modulation phases differing by π. We show that spontaneous parity-time symmetry bre...

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Bibliographic Details
Main Authors: Luqi Yuan, Qian Lin, Meng Xiao, Avik Dutt, Shanhui Fan
Format: Article
Language:English
Published: AIP Publishing LLC 2018-08-01
Series:APL Photonics
Online Access:http://dx.doi.org/10.1063/1.5039375