1.6k citations · 2.5k across the 19 of their papers we have counts for
19 papers
Tunable quantum router with giant atoms, implementing quantum gates, teleportation, non-reciprocity, and circulators
Rui-Yang Gong, Zi-Yu He, Cheng-He Yu +3
The unique photon-scattering phenomena of giant-atom systems offer a novel paradigm for exploring innovative quantum optics phenomena and applications. Here, we investigate a giant…
Controllable Operations of Edge States in Cross-One-dimensional Topological Chains
Xian-Liang Lu, Ze-Liang Xiang
Topological edge states are recently attracting intense interest due to their robustness in the presence of disorder and defects. However, most approaches for manipulating such sta…
Heisenberg-limited spin squeezing in a hybrid system with Silicon-Vacancy centers
Zhen-Qiang Ren, Xian-Liang Lu, Ze-Liang Xiang
In this paper, we investigate spin squeezing in a hybrid quantum system consisting of a Silicon-Vacancy (SiV) center ensemble coupled to a diamond acoustic waveguide via the strain…
Quantum Phase Transitions in Optomechanical Systems
Bo Wang, Franco Nori, Ze-Liang Xiang
In this letter, we investigate the ground state properties of an optomechanical system consisting of a coupled cavity and mechanical modes. An exact solution is given when the rati…
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…
Universal time-dependent control scheme for realizing arbitrary linear bosonic transformations
Ze-Liang Xiang, Diego González Olivares, Juan José García-Ripoll +1
We study the implementation of arbitrary excitation-conserving linear transformations between two sets of stationary bosonic modes, which are connected through a photonic quant…
Coherent Resonant Coupling between Atoms and a Mechanical Oscillator Mediated by Cavity-Vacuum Fluctuations
Bo Wang, Jia-Ming Hu, Vincenzo Macrì +2
We show that an atom can be coupled to a mechanical oscillator via quantum vacuum fluctuations of a cavity field enabling energy transfer processes between them. In a hybrid quantu…
Work statistics in non-Hermitian evolutions with Hermitian endpoints
Zheng-Yang Zhou, Ze-Liang Xiang J. Q. You, Franco Nori
Non-Hermitian systems with specific forms of Hamiltonians can exhibit novel phenomena. However, it is difficult to study their quantum thermodynamical properties. In particular, th…
Non-Hermitian topological Mott insulators in one-dimensional fermionic superlattices
Tao Liu, James Jun He, Tsuneya Yoshida +2
We study interaction-induced Mott insulators, and their topological properties in a 1D non-Hermitian strongly-correlated spinful fermionic superlattice system with either nonrecipr…
Intracity quantum communication via thermal microwave networks
Ze-Liang Xiang, Mengzhen Zhang, Liang Jiang +1
Communication over proven-secure quantum channels is potentially one of the most wide-ranging applications of currently developed quantum technologies. It is generally envisioned t…
Hybrid quantum device with nitrogen-vacancy centers in diamond coupled to carbon nanotubes
Peng-Bo Li, Ze-Liang Xiang, Peter Rabl +1
We show that nitrogen-vacancy (NV) centers in diamond interfaced with a suspended carbon nanotube carrying a dc current can facilitate a spin-nanomechanical hybrid device. We demon…
Ultrastrong coupling phenomena beyond the Dicke model
Tuomas Jaako, Ze-Liang Xiang, Juan José Garcia-Ripoll +1
We study effective light-matter interactions in a circuit QED system consisting of a single resonator, which is coupled symmetrically to multiple superconducting qubits. Start…
Hybrid quantum device based on NV centers in diamond nanomechanical resonators plus superconducting waveguide cavities
Peng-Bo Li, Yong-Chun Liu, S. -Y. Gao +4
We propose and analyze a hybrid device by integrating a microscale diamond beam with a single built-in nitrogen-vacancy (NV) center spin to a superconducting coplanar waveguide (CP…
Spin-Orbit Qubit on a Multiferroic Insulator in a Superconducting Resonator
P. Zhang, Ze-Liang Xiang, Franco Nori
We propose a spin-orbit qubit in a nanowire quantum dot on the surface of a multiferroic insulator with a cycloidal spiral magnetic order. The spiral exchange field from the multif…
Quantum memory using a hybrid circuit with flux qubits and NV centers
Xin-You Lü, Ze-Liang Xiang, Wei Cui +2
We propose how to realize high-fidelity quantum storage using a hybrid quantum architecture including two coupled flux qubits and a nitrogen-vacancy center ensemble (NVE). One of t…
A hybrid quantum circuit consisting of a superconducting flux qubit coupled to both a spin ensemble and a transmission-line resonator
Ze-Liang Xiang, Xin-You Lu, Tie-Fu Li +2
We propose an experimentally realizable hybrid quantum circuit for achieving a strong coupling between a spin ensemble and a transmission-line resonator via a superconducting flux…
Implementing a topological quantum model using a cavity lattice
Ze-Liang Xiang, Ting Yu, Wenxian Zhang +2
Kitaev model has both Abelian and non-Abelian anyonic excitations. It can act as a starting point for topological quantum computation. However, this model Hamiltonian is difficult…
Confidence and Backaction in the Quantum Filter Equation
Wei Cui, Neill Lambert, Yukihiro Ota +4
We study the confidence and backaction of state reconstruction based on a continuous weak measurement and the quantum filter equation. As a physical example we use the traditional…
Hybrid quantum circuits: Superconducting circuits interacting with other quantum systems
Ze-Liang Xiang, Sahel Ashhab, J. Q. You +1
Hybrid quantum circuits combine two or more physical systems, with the goal of harnessing the advantages and strengths of the different systems in order to better explore new pheno…