2 papers
physics.optics2022
Extremely Large Nondegenerate Nonlinear Index and Phase Shift in Epsilon-Near-Zero Materials
Sepehr Benis, Natalia Munera, Sanaz Faryadras +2
Epsilon-near-zero (ENZ) materials have emerged as viable platforms for strong nonlinear optical (NLO) interactions. The NLO phase shift in materials exhibiting an ENZ condition is…
physics.optics2019
Nondegenerate Two-Photon Absorption in GaAs/AlGaAs Multiple Quantum Well Waveguides
Nicholas Cox, Junxiong Wei, Himansu Pattanaik +4
We present femtosecond pump-probe measurements of the nondegenerate (1960nm excitation and 1176--1326nm probe) two-photon absorption spectra of 8 nm GaAs/12nm Al$_{…