High-power Yb-fiber comb based on pre-chirped-management self-similar amplification

Daping Luo, Yang Liu, Chenglin Gu, Chao Wang, Zhiwei Zhu, Wenchao Zhang, Zejiang Deng, Lian Zhou, Wenxue Li, Heping Zeng

Research output: Contribution to journalArticlepeer-review

42 Scopus citations

Abstract

We report a fiber self-similar-amplification (SSA) comb system that delivers a 250-MHz, 109-W, 42-fs pulse train with a 10-dB spectral width of 85 nm at 1056 nm. A pair of grisms is employed to compensate the group velocity dispersion and third-order dispersion of pre-amplified pulses for facilitating a self-similar evolution and a self-phase modulation (SPM). Moreover, we analyze the stabilities and noise characteristics of both the locked carrier envelope phase and the repetition rate, verifying the stability of the generated high-power comb. The demonstration of the SSA comb at such high power proves the feasibility of the SPM-based low-noise ultrashort comb.

Original languageEnglish
Article number061106
JournalApplied Physics Letters
Volume112
Issue number6
DOIs
StatePublished - 5 Feb 2018

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