Abstract
We demonstrate a high-power blue InGaN diode laser pumped passively Q-switching of a Pr3+:LiYF4 laser with a Cr4+:YAG saturable absorber and its intracavity SHG at 320-nm deep UV. Under high power pumping, the repetition rate reaches to 787 kHz with a pulse width of 74 ns.
© 2014 Optical Society of America
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