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Conferences > CLEO_QELS > 2017 > FM2F > FM2F.6

Cross-Interaction of Quadratic and Cubic Nonlinearities in Four-Wave Mixing in GaAs at 10μm

D.A. Matteo, J.J. Pigeon, S.Ya. Tochitsky, and C. Joshi

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Abstract

We have measured the efficiency of collinear four-wave mixing of CO2 laser beat-waves in GaAs for different crystal orientations. We deduce significant contribution of cascaded difference frequency generation to the effective nonlinear refractive index.

© 2017 Optical Society of America

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