Parasitic lasing suppression in high gain femtosecond peta watt Ti:sapphire amplifier

Xiaoyan Liang*, Yuxin Leng, Cheng Wang, Chuang Li, Lihuang Lin, Baozhen Zhao, Yunhua Jiang, Xiaoming Lu, Minyuan Hu, Chunmei Zhang, Haihe Lu, Dingjun Yin, Yongliang Jiang, Xingqiang Lu, Hui Wei, Jianqiang Zhu, Ruxin Li, Zhizhan Xu

*Corresponding author for this work

Research output: Contribution to journalArticlepeer-review

108 Citations (Scopus)

Abstract

New parasitic lasing suppression techniques are developed and high gain amplification is demonstrated in a petawatt level Ti:sapphire amplifier based on the chirped pulse amplification (CPA) scheme. Cladding the large aperture Ti: sapphire with refractive-index matched liquid doped with absorber suppresses the transverse lasing. The acousto-optic programmable dispersive filter (AOPDF) is used to realize side-lobe suppression in the temporal profile of the compressed pulse. The 800 nm laser output with peak power of 0.89 PW and pulse width of 29.0 fs is demonstrated.

Original languageEnglish
Pages (from-to)15335-15341
Number of pages7
JournalOptics Express
Volume15
Issue number23
DOIs
Publication statusPublished - 12 Nov 2007
Externally publishedYes

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