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Conferences > CLEOPR > 2020 > C8B > C8B_4

Enhanced Nonlinear Phase-Shift in Epsilon-Near-Zero Materials: The effect of Group and Phase Velocity

Sepehr Benis, Natalia Munera, Eric W. Van Stryland, and David J. Hagan

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Abstract

We present Beam-Deflection experiments, to measure the temporal and spectral dependence of the nonlinear phase-shift of ITO at ENZ. Our measurements suggest that group and phase velocity contribute to the enhanced nonlinearities observed at ENZ. © 2020 The Author(s)

© 2020 The Author(s)

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