170 citations · 662 across the 40 of their papers we have counts for
35 papers · 1 filter
Phase-controlled bipartite and tripartite entanglement and Bell nonlocality in a closed-loop optomechanical system
Sha-Sha Zheng, Zi-Nan Wu, Di-Di Xu +4
We propose a novel scheme to generate and manipulate bipartite and tripartite entanglement and Bell nonlocality in a closed-loop three-mode optomechanical system, where two optical…
Asymptotic Entanglement across Dynamical Regimes of a Dissipative Bosonic Dimer
Chenghe Yu, Mingsheng Tian, Feng-Xiao Sun +1
Dynamical instability in parametrically driven bosonic systems is generally associated with diverging occupations and the absence of a stationary state, but its implications for lo…
Projection measurement of the comb basis through free-electron-photon interactions
Zihang Zou, Feng-Xiao Sun, Yunquan Liu +1
Free electrons, driven by rapid advances in photon-induced near-field electron microscopy, have emerged as a promising platform for quantum information processing, including quantu…
Foundation Model for Unified Characterization of Optical Quantum States
Xiaoting Gao, Yan Zhu, Feng-Xiao Sun +2
Machine learning methods have been used to infer specific properties of limited families of optical quantum states, but a unified model that predicts a broad range of properties fo…
Detection of non-Gaussian quantum correlations through measurement-after-interaction protocols
Jiajie Guo, Feng-Xiao Sun, Matteo Fadel +1
Additional state evolutions performed before measurement, also called measurement-after-interactions (MAI) protocols, have shown a great potential for increasing the sensitivity of…
Task-Oriented Gaussian Optimization for Non-Gaussian Resources in Continuous-Variable Quantum Computation
Boxuan Jing, Feng-Xiao Sun, Qiongyi He
In continuous-variable systems, non-Gaussian resources are essential for achieving universal quantum computation that lies beyond classical simulation. Among the candidate states,…
Boundary-induced Phases in the Dissipative Dicke Lattice Model
Peng-Fei Wei, Yilun Xu, Fengxiao Sun +3
The superradiant phase transition in the dissipative Dicke lattice model, driven by on-site collective atom-photon interactions and inter-site photon hopping, is a cornerstone of n…
Classifying Multipartite Continuous Variable Entanglement Structures through Data-augmented Neural Networks
Xiaoting Gao, Mingsheng Tian, Feng-Xiao Sun +3
Neural networks have emerged as a promising paradigm for quantum information processing, yet they confront the challenge of generating training datasets with sufficient size and ri…
Characterizing the Multipartite Entanglement Structure of Non-Gaussian Continuous-Variable States with a Single Evolution Operator
Mingsheng Tian, Xiaoting Gao, Boxuan Jing +4
Multipartite entanglement is an essential resource for quantum information tasks, but characterizing entanglement structures in continuous variable systems remains challenging, esp…
Quantum phase transition in a quantum Rabi square with next-nearest-neighbor hopping
Yilun Xu, Feng-Xao Sun, Qiongyi He +2
We propose a quantum Rabi square model where both the nearest-neighbor and the next-nearest-neighbor photon hopping are allowed among four quantum Rabi systems located at the verti…
Breeding the Cat Through Superposition of Two Schrodinger Kittens Based on Coupled Waveguides
Nuo Wang, Xinchen Zhang, Qi Liu +3
Optical Schrodinger's cat (SC) is highly anticipated because of the potential of realizing fault-tolerant quantum computing, but the practical merit is only shown when the amplitud…
Phase transition and multistability in Dicke dimer
Yilun Xu, Feng-Xiao Sun, Wei Zhang +2
The exotic phase transitions and multistabilities in atom-cavity coupled systems have attracted tremendous interests recently. In this work, we investigate the effect of photon hop…
Optomechanical cooling with simultaneous intracavity and extracavity squeezed light
S. S. Zheng, F. X. Sun, M. Asjad +6
We propose a novel and experimentally feasible approach to achieve high-efficiency ground-state cooling of a mechanical oscillator in an optomechanical system under the deeply unre…
Correlation-pattern-based Continuous-variable Entanglement Detection through Neural Networks
Xiaoting Gao, Mathieu Isoard, Fengxiao Sun +5
Entanglement in continuous-variable non-Gaussian states provides irreplaceable advantages in many quantum information tasks. However, the sheer amount of information in such states…
Assisted metrology and preparation of macroscopic superpositions with split spin-squeezed states
Jiajie Guo, Fengxiao Sun, Qiongyi He +1
We analyse the conditional states in which one part of a split spin-squeezed state is left, upon performing a collective spin measurement on the other part. For appropriate measure…
Certification of non-Gaussian Einstein-Podolsky-Rosen Steering
Mingsheng Tian, Zihang Zou, Da Zhang +5
Non-Gaussian quantum states are a known necessary resource for reaching a quantum advantage and for violating Bell inequalities in continuous variable systems. As one kind of manif…
Fast quantum state transfer and entanglement preparation in strongly coupled bosonic systems
Yilun Xu, Daoquan Zhu, Feng-Xiao Sun +2
Continuous U(1) gauge symmetry, which guarantees the conservation of the total excitations in linear bosonic systems, will be broken when it comes to the strong-coupling regime whe…
Generating optical cat states via quantum interference of multi-path free-electron-photons interactions
Feng-Xiao Sun, Yiqi Fang, Qiongyi He +1
The novel quantum effects induced by the free-electron-photons interaction have attracted increasing interest due to their potential applications in ultrafast quantum information p…
Remote preparation of optical cat states based on Gaussian entanglement
Dongmei Han, Fengxiao Sun, Na Wang +5
Remote state preparation enables one to prepare and manipulate quantum state non-locally. As an essential quantum resource, optical cat state is usually prepared locally by subtrac…
Fast Generation of High-Fidelity Mechanical Non-Gaussian States via Additional Amplifier and Photon Subtraction
Dong-Long Hu, Jia-Jin Zou, Feng-Xiao Sun +3
Non-Gaussian states (NGSs) with higher-order correlation properties have wide-range applications in quantum information processing. However, the generation of such states with high…
Nonreciprocal Amplification Transition in a Driven-Dissipative Quantum Network
Mingsheng Tian, Fengxiao Sun, Kaiye Shi +3
We study the transport properties of a driven-dissipative quantum network, where multiple bosonic cavities such as photonic microcavities are coupled through a nonreciprocal bus wi…
Characterizing Multipartite Non-Gaussian Entanglement for Three-Mode Spontaneous Parametric Down-Conversion Process
Mingsheng Tian, Yu Xiang, Feng-Xiao Sun +2
Very recently, strongly non-Gaussian states have been observed via a direct three-mode spontaneous parametric down-conversion in a superconducting cavity [Phys. Rev. X 10, 011011 (…
Experimental demonstration of remotely creating Wigner negativity via quantum steering
Shuheng Liu, Dongmei Han, Na Wang +7
Non-Gaussian states with Wigner negativity are of particular interest in quantum technology due to their potential applications in quantum computing and quantum metrology. However,…
Remote generation of magnon Schrödinger cat state via magnon-photon entanglement
Feng-Xiao Sun, Sha-Sha Zheng, Yang Xiao +3
Magnon cat state represents a macroscopic quantum superposition of collective magnetic excitations of large number spins that not only provides fundamental tests of macroscopic qua…