Tunable output from 4.25 to 4.65-μm was demonstrated by using difference frequency generation in a PPLN OPO cavity. Up to 90-mW of cw power at 4.5-μm was achieved using a 1-μm Nd:YAG pump laser.
© 2003 Optical Society of America
(140.3070) Lasers and laser optics : Infrared and far-infrared lasers
(140.3580) Lasers and laser optics : Lasers, solid-state
(140.3600) Lasers and laser optics : Lasers, tunable
(190.2620) Nonlinear optics : Harmonic generation and mixing
(190.4360) Nonlinear optics : Nonlinear optics, devices
(190.4970) Nonlinear optics : Parametric oscillators and amplifiers
D. Chen, "CW tunable midwave infrared generation near 4.5 μm," in Advanced Solid-State Photonics, J. Zayhowski, ed., Vol. 83 of OSA Trends in Optics and Photonics (Optical Society of America, 2003), paper 320.
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