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Conferences > CLEO_QELS > 2019 > FW3B > FW3B.6

Laser Beat-Wave Induced Enhancement of the Kerr Nonlinearity in Bulk GaAs at 10µm

Daniel Matteo, Jeremy Pigeon, Sergei Tochitsky, Ulrich Huttner, Mackillo Kira, Stephan W. Koch, Jerome V. Moloney, and Chan Joshi

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Abstract

We experimentally and theoretically demonstrate enhancement of the Kerr nonlinearity in semi-insulating GaAs through four-wave mixing of a CO2 laser beat-wave. Nonlinearity increases with decreasing beat frequency, attributed to nonlinear currents modulated by the beat-wave.

© 2019 The Author(s)

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