Direct generation of bright quadripartite continuous-variable entanglement use cascaded Ï2 nonlinear interactions in a quasiperiodic optical superlattice
Keywords: نیمه فاز همگرا; Continuous-variable; Entanglement; Optical supperlattice; Quasi-phase-matched; 03.67.Mn; 03.65.Ud; 42.79.Nv;