Passively Q-switched photonic crystal fiber laser and intracavity optical parametric oscillator

W. Z. Zhuang, W. C. Huang, Y. P. Huang, Kuan-Wei Su, Yung-Fu Chen

Research output: Contribution to journalArticlepeer-review

11 Scopus citations

Abstract

We report on a passively Q-switched photonic crystal fiber (PCF) laser with Cr4+:YAG as a saturable absorber. Under a pump power of 14.2 W, the maximum pulse energy is up to 630 μJ with a pulse width of 36 ns at a repetition rate of 5.6 kHz. With an intracavity optical parametric oscillator, the passively Q-switched PCF laser is used to generate the signal wave at 1515 nm. The output pulse energy of the signal wave is found to be 140 μJ with a pulse width as short as 1.0 ns at a repetition rate of 3.3 kHz. The very short pulse width leads to the peak power up to 140 kW.

Original languageEnglish
Pages (from-to)8969-8975
Number of pages7
JournalOptics Express
Volume18
Issue number9
DOIs
StatePublished - 26 Apr 2010

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