All-optical isolation by directional coupling.
A nonlinear phase defect inserted in a coherent coupler can realize an effective all-optical diode. Basic features, design criteria, and suggested implementations are discussed with reference to Kerr-like media.
Alberucci
Alessandro
A
Nonlinear Optics and OptoElectronics Lab (NooEL), University "Roma Tre," Via della Vasca Navale 84, 00146, Rome, Italy.
Assanto
Gaetano
G