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Multi-wavelength mid-infrared light source using multi-quasi-phase-matched LiNbO3 waveguide and tunable laser diode array

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Abstract

We constructed a novel mid-infrared light source that can generate multiple unequally spaced wavelengths. Utilizing the wavelength switching capability, we demonstrate the detection of multiple hydrocarbon gases, namely CH4, C2H4, and C2H6.

© 2007 Optical Society of America

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