279 citations · 1.5k across the 66 of their papers we have counts for
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Optical nonlinearity in a strongly interacting Rydberg atom ensemble
Lu Qin, Zeyun Shi, Xingdong Zhao +2
Rydberg atoms, characterized by their giant polarizability and strong long-range interactions, provide an ideal platform for exploring optical nonlinearities. By coupling light to…
Shock wave generation and propagation in dissipative and nonlocal nonlinear Rydberg media
Lu Qin, Chao Hang, Guoxiang Huang +1
We investigate the generation of optical shock waves in strongly interacting Rydberg atomic gases with a spatially homogeneous dissipative potential. The Rydberg atom interaction i…
Accessing and Manipulating Dispersive Shock Waves in a Nonlinear and Nonlocal Rydberg Medium
Chao Hang, Zhengyang Bai, Weibin Li +2
Dispersive shock waves (DSWs) are fascinating wave phenomena occurring in media when nonlinearity overwhelms dispersion (or diffraction). Creating DSWs with low generation power an…
Stable high-dimensional weak-light soliton molecules and their active control
Lu Qin, Chao Hang, Boris A. Malomed +1
Bound states of solitons, alias soliton molecules (SMs), are well known in one-dimensional (1D) systems, while making stable bound states of multidimensional solitons is a challeng…
Quantum Squeezing of Slow-Light Solitons
Jinzhong Zhu, Qi Zhang, Guoxiang Huang
We investigate the quantum squeezing of slow-light solitons generated in a -shaped three-level atomic system working under condition of electromagnetically induced transparency…
Experimental Observation of Partial Parity-Time Symmetry and Its Phase Transition with a Laser-Driven Cesium Atomic Gas
Yongmei Xue, Chao Hang, Yunhui He +5
Realization and manipulation of parity-time (PT) symmetry in multidimensional systems are highly desirable for exploring nontrivial physics and uncovering exotic phenomena in non-H…
Selection and cloning of optical patterns with a cold Rydberg atomic gas
Zeyun Shi, Guoxiang Huang
We show that optical patterns formed in a cold Rydberg atomic gas working at the condition of electromagnetically induced transparency (EIT) can be selected by using a weakly modul…
Structural Phase Transitions of Optical Patterns in Atomic Gases with Microwave Controlled Rydberg Interactions
Zeyun Shi, Weibin Li, Guoxiang Huang
Spontaneous symmetry breaking and formation of self-organized structures in nonlinear systems are intriguing and important phenomena in nature. Advancing such research to new nonli…
Quantum Reflections of Nonlocal Optical Solitons in a Cold Rydberg Atomic Gas
Zhengyang Bai, Qi Zhang, Guoxiang Huang
Quantum reflection refers to a non-vanishing reflection probability in the absence of a classically turning point. Much attention has been paid to such reflections due to their fun…
Stable single light bullets and vortices and their active control in cold Rydberg gases
Zhengyang Bai, Weibin Li, Guoxiang Huang
Realizing single light bullets and vortices that are stable in high dimensions is a long-standing goal in the study of nonlinear optical physics. On the other hand, the storage and…
Low-loss Airy Surface Plasmon Polaritons
Qi Zhang, Chaohua Tan, Chao Hang +1
We propose a scheme to obtain a low-loss propagation of Airy surface plasmon polaritons (SPPs) along the interface between a dielectric and a negative-index metamaterial (NIMM). We…
Storage and Retrieval of Surface Polaritons
Junfeng Su, Datang Xu, Guoxiang Huang
We investigate the memory of surface polariton (SP) via the electromagnetically induced transparency (EIT) of quantum emitters doped at the interface between a dielectric and a met…
Storage and Retrieval of Light Pulses in a Fast-Light Medium via Active Raman Gain
Datang Xu, Zhengyang Bai, Guoxiang Huang
We propose a scheme to realize the storage and retrieval of light pulses in a fast-light medium via a mechanism of active Raman gain (ARG). The system under consideration is a four…
Analogue of double--type atomic medium and vector dromions in a plasmonic metamaterial
Qi Zhang, Zhengyang Bai, Guoxiang Huang
We consider an array of the meta-atom consisting of two cut-wires and a split-ring resonator interacting with an electromagnetic field with two polarization components. We prove th…
Three-dimensional topological solitons in PT-symmetric optical lattices
Yaroslav V. Kartashov, Chao Hang, Guoxiang Huang +1
We address the properties of fully three-dimensional solitons in complex parity-time (PT)-symmetric periodic lattices with focusing Kerr nonlinearity, and uncover that such lattice…
Stern-Gerlach effect of multi-component ultraslow optical solitons via electromagnetically induced transparency
Zhiming Chen, Guoxiang Huang
We propose a scheme to exhibit a Stern-Gerlach effect of n-component (n > 2) high-dimensional ultraslow optical solitons in a coherent atomic system with (n + 1)-pod level configur…
Trapping of Weak Signal Pulses by Soliton and Trajectory Control in a Coherent Atomic Gas
Zhiming Chen, Guoxiang Huang
We propose a method for trapping weak signal pulses by soliton and realizing its trajectory control via electromagnetically induced transparency (EIT). The system we consider is a…
Storage and retrieval of (3+1)-dimensional weak-light bullets and vortices in a coherent atomic gas
Zhiming Chen, Zhengyang Bai, Hui-jun Li +2
A robust light storage and retrieval (LSR) in high dimensions is highly desirable for light and quantum information processing. However, most schemes on LSR realized up to now enco…
Lossless Airy Surface Polaritons in a Metamaterial via Active Raman Gain
Qi Zhang, Chaohua Tan, Guoxiang Huang
We propose a scheme to realize a lossless propagation of linear and nonlinear Airy surface polaritons (SPs) via active Raman gain (ARG). The system we suggest is a planar interface…
Enhanced third-order and fifth-order Kerr nonlinearities in a cold atomic system via Rydberg-Rydberg interaction
Zhengyang Bai, Guoxiang Huang
We investigate the optical Kerr nonlinearities of an ensemble of cold Rydberg atoms under the condition of electromagnetically induced transparency (EIT). By using an approach beyo…
Suppression and restoration of disorder-induced light localization mediated by PT-symmetry breaking
Yaroslav V. Kartashov, Chao Hang, Vladimir V. Konotop +3
We uncover that the breaking point of the PT-symmetry in optical waveguide arrays has a dramatic impact on light localization induced by the off-diagonal disorder. Specifically, wh…
Theoretical analysis on quantum interference effect in fast-light media
Datang Xu, Chaohua Tan, Guoxiang Huang
We make a systematic theoretical analysis on the quantum interference (QI) effects in various fast-light media (including gain-assisted , gain-assisted ladder-I, and gain-assist…
Ultraslow Optical Solitons and Their Storage and Retrieval in an Ultracold Ladder-Type Atomic System
Yang Chen, Zhengyang Bai, Guoxiang Huang
We propose a scheme to obtain stable nonlinear optical pulses and realize their storage and retrieval in an ultracold ladder-type three-level atomic gas via electromagnetically ind…
PT-symmetric coupler with a coupling defect: soliton interaction with exceptional point
Yuli V. Bludov, Chao Hang, Guoxiang Huang +1
We study interaction of a soliton in a parity-time (PT) symmetric coupler which has local perturbation of the coupling constant. Such a defect does not change the PT-symmetry of th…