We have efficiently generated THz waves continuously tunable in the range of 84–1134 μm in a cubic crystal, GaP, based on collinear quasi-phase-matched difference-frequency generation. The highest peak power is 15.6 W at 173 μm.
© 2004 Optical Society of America
(140.0140) Lasers and laser optics : Lasers and laser optics
(140.3070) Lasers and laser optics : Infrared and far-infrared lasers
(190.0190) Nonlinear optics : Nonlinear optics
(190.2620) Nonlinear optics : Harmonic generation and mixing
W. Shi and Y. J. Ding, "Observation of efficient THz generation with a tuning range of 84 - 1134 μm based on quasi-phase-matched difference-frequency generation in a cubic crystal," in Conference on Lasers and Electro-Optics/International Quantum Electronics Conference and Photonic Applications Systems Technologies, Technical Digest (CD) (Optical Society of America, 2004), paper CMI5.
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