The development of quasi-phase-matched materials based on orientation-patterned GaAs (OP-GaAs) offers the potential for a wide range of long-wave infrared sources. We have employed OP-GaAs as a source for long-wave infrared cavity ring-down spectroscopy.
© 2004 Optical Society of America
(190.0190) Nonlinear optics : Nonlinear optics
(190.4410) Nonlinear optics : Nonlinear optics, parametric processes
(300.0300) Spectroscopy : Spectroscopy
(300.6340) Spectroscopy : Spectroscopy, infrared
S. E. Bisson, T. Kulp, O. Levi, M. Fejer, and J. S. Harris, "Long-wave infrared chemical sensing based on difference frequency generation in orientation- patterned GaAs," 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 CMN1.
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