Microchip lasers with passive Q-switching based on Nd:YAG/Cr⁴⁺:YAG epitaxial structures
Abstract
The features of developing microchip lasers with passive Q-switching are considered. The active medium of the laser is an epitaxial layer of the saturable absorber Cr⁴⁺:YAG grown by liquid-phase epitaxy on an Nd:YAG substrate. Laser mirrors were deposited by electron-beam evaporation. Pumping was carried out with a continuous-wave semiconductor laser (808 nm). The obtained laser parameters are: pulse duration of 1.3 ns, pulse repetition rate of 5.5 kHz, and peak pulse power of 1.2 kW.
Copyright (c) 2005 Izhnin I. I., Vakiv N. M., Izhnin A. I., Syvorotka I. M., Ubizskii S. B.

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