Author:
Izhak Shani,Karnieli Aviv,Yesharim Ofir,Tsesses Shai,Arie Ady
Abstract
Inspired by spintronics, we theoretically demonstrate an all-optical spin-valve device and a spin-dependent beamsplitter, where the optical pseudospin is a superposition of signal and idler beams undergoing sum-frequency generation within a 2D nonlinear photonic crystal.