We present a fast wavelength tuning of a Littrow-type EC-QCL. This configuration allows for coarse broadband and high resolution mode-hop-free wavelength scanning at >1kHz rates. Example EC-QCL measurements of mid-infrared ammonia spectra are demonstrated.
© 2009 The Optical Society
T. R. Tsai and G. Wysocki, "Fast Wavelength Tuning of External Cavity Quantum Cascade Lasers," in Conference on Lasers and Electro-Optics/International Quantum Electronics Conference, OSA Technical Digest (CD) (Optical Society of America, 2009), paper JTuD15.
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