High-Q And Low-Loss Chalcogenide Waveguide For Nonlinear Supercontinuum Generation

Abstract

We report on wafer-scale processing of GeSbS-based chalcogenide waveguides on silicon substrates. High Q-factor (106), low propagation loss (0.2 dB/cm), and supercontinuum generation in a 2-cm-long waveguide with 120 pJ pulses are demonstrated

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