摘要
A stable diode-pumped passively Q-switched Tm,Ho：YVO4 laser with Cr：ZnS saturable absorber is reported. The shortest pulse duration of -500 ns with the central wavelength of 2041 nm is obtained at the pump power of 7.4 W, corresponding to the pulse energy of 3.5 μd at repetition rate of 65 kHz.
A stable diode-pumped passively Q-switched Tm,Ho：YVO4 laser with Cr：ZnS saturable absorber is reported. The shortest pulse duration of -500 ns with the central wavelength of 2041 nm is obtained at the pump power of 7.4 W, corresponding to the pulse energy of 3.5 μd at repetition rate of 65 kHz.
基金
Supported by the National Natural Science Foundation of China under Grant No 61308009, the Postdoctoral Science Foundation of China under Grant No 2013M540288, the Fundamental Research Funds for the Central Universities under Grant No HIT.NSRIF.2014044, and the Science Fund for Outstanding Youths of Heilongjiang Province under Grant No JQ201310.
