We show that inhomogeneous waveguides of slowly varied parity-time(PT) symmetry support localized optical resonances.The......

信息时代的快速发展，使得人们迫切希望找到一种超高容量，超高速，传输距离足够长的信息技术。全光通信是未来最具潜力的应用技术。光孤......