Compact, high-average-power, nanosecond multi-pass Nd:YVO4 Innoslab amplifier

Sihan Sang, Hengli Zhang*, Yefei Mao, Xin Zhang, Junyu Zou, Jianguo Xin, Jichuan Xing, Yi Jiang

*Corresponding author for this work

Research output: Contribution to journalArticlepeer-review

9 Citations (Scopus)

Abstract

We reported on a compact, nanosecond multi-pass Nd:YVO4 Innoslab amplifier. A diode-pumped Q-switched Nd:YVO4 laser generating 6 W, 5 ns pulses with the repetition rate of 30 kHz was introduced as the seed. With effective shaping designs for seed laser, mode matching and sufficient coverage of gain volume were achieved. After the seed laser passed gain medium eight times, a high average output power of 92 W was achieved, and the corresponding extraction efficiency was 31.9 %. The beam quality factor M2 in the two orthogonal directions was 1.89 and 1.38, respectively.

Original languageEnglish
Pages (from-to)131-134
Number of pages4
JournalApplied Physics B: Lasers and Optics
Volume121
Issue number2
DOIs
Publication statusPublished - 1 Nov 2015

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