Author:
Gong Zheng,Kurczveil Geza,Van Vaerenbergh Thomas,Cheung Stanley,Descos Antoine,Beausoleil Raymond G.
Abstract
We propose a novel parity-time (PT) symmetric device to generate nonlinear activation for optical computing. By leveraging PT phase transition, our device can realize reconfigurable all-optical activation functions featuring low thresholds and low insertion loss.