Frequency doubling of a tunable continuous wave CO2 laser in orientation-patterned GaAs is demonstrated. For 1.8 W incident power at 9.29 micron, 1.9 mW of second harmonic power was obtained from a 4 cm long crystal.
© 2011 OSA
(190.2620) Nonlinear optics : Harmonic generation and mixing
(190.4400) Nonlinear optics : Nonlinear optics, materials
(190.5970) Nonlinear optics : Semiconductor nonlinear optics including MQW
L. P. Gonzalez, D. Upchurch, P. G. Schunemann, L. Mohnkern, and S. Guha, "Continuous-wave second harmonic generation of a tunable CO2 laser in orientation-patterned GaAs," in CLEO:2011 - Laser Applications to Photonic Applications, OSA Technical Digest (CD) (Optical Society of America, 2011), paper JThB74.
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