203 citations · 692 across the 20 of their papers we have counts for
20 papers
Purcell-Engineered Hybrid Coupler for Leakage-Suppressed Robust CZ Gates
Hui Wang, Feng Bao, Yan-Jun Zhao +1
We propose a Purcell-engineered notch-filter hybrid coupler for superconducting controlled- (CZ) gates that combines coherent interaction engineering with leakage-selective diss…
Control the qubit-qubit coupling in the superconducting circuit with double-resonator couplers
Hui Wang, Yan-Jun Zhao, Hui-Chen Sun +5
We propose a scheme of using two fixed frequency resonator couplers to tune the coupling strength between two Xmon qubits. The induced indirect qubit-qubit interactions by two reso…
Coherently amplifying photon production from vacuum with a dense cloud of accelerating photodetectors
Hui Wang, Miles Blencowe
An accelerating photodetector is predicted to see photons in the electromagnetic vacuum. However, the extreme accelerations required have prevented the direct experimental verifica…
Vortex-Meissner phase transition induced by two-tone-drive-engineered artificial gauge potential in the fermionic ladder constructed by superconducting qubit circuits
Yan-Jun Zhao, Xun-Wei Xu, Hui Wang +2
We propose to periodically modulate the onsite energy via two-tone drives, which can be furthermore used to engineer artificial gauge potential. As an example, we show that the fer…
Analogue Gravity on a Superconducting Chip
Miles P. Blencowe, Hui Wang
We describe how analogues of a Hawking evaporating black hole as well as the Unruh effect for an oscillatory, accelerating photodetector in vacuum may be realized using superconduc…
Nonreciprocal transition between two nondegenerate energy levels
Xun-Wei Xu, Yan-Jun Zhao, Hui Wang +2
Stimulated emission and absorption are two fundamental processes of light-matter interaction, and the coefficients of the two processes should be equal in general. However, we will…
Mechanically Generating Entangled Photons from the Vacuum: A Microwave Circuit-Acoustic Resonator Analogue of the Unruh Effect
Hui Wang, M. P. Blencowe, C. M. Wilson +1
We consider a model for an oscillatory, relativistic accelerating photodetector inside a cavity and show that the entangled photon pair production from the vacuum (Unruh effect) ca…
Nonreciprocal photon blockade via quadratic optomechanical coupling
Xun-Wei Xu, Yan-Jun Zhao, Hui Wang +2
We propose to manipulate the statistic properties of the photons transport nonreciprocally via quadratic optomechanical coupling. We present a scheme to generate quadratic optomech…
Generalized Su-Schrieffer-Heeger model in one dimensional optomechanical arrays
Xun-Wei Xu, Yan-Jun Zhao, Hui Wang +2
We propose an implementation of a generalized Su-Schrieffer-Heeger (SSH) model based on optomechanical arrays. The topological properties of the generalized SSH model depend on the…
Two-dimensional optomechanics formed by the graphene sheet and photonic crystal cavity
Hui Wang, Qifeng Qiao, Chenyu Peng +4
We theoretically study photon transmission and mechanical ground state cooling in a two-dimensional optomechanical system that is formed of a suspended graphene sheet on an one-dim…
Quantum Dynamics of a Josephson Junction-Driven Cavity Mode System in the Presence of Voltage Bias Noise
Hui Wang, M. P. Blencowe, A. D. Armour +1
We give a semiclassical analysis of the average photon number as well as photon number variance (Fano factor ) for a Josephson-junction (JJ) embedded microwave cavity system, wh…
Off resonance coupling between a cavity mode and an ensemble of driven spins
Hui Wang, Sergei Masis, Roei Levi +2
We study the interaction between a superconducting cavity and a spin ensemble. The response of a cavity mode is monitored while simultaneously the spins are driven at a frequency c…
Devil's Staircase in an Optomechanical Cavity
Hui Wang, Yuvaraj Dhayalan, Eyal Buks
We study self-excited oscillation (SEO) in an on-fiber optomechanical cavity. While the phase of SEO randomly diffuses in time when the laser power that is injected into the cavity…
Tunable photon blockade in a hybrid system consisting of an optomechanical device coupled to a two-level system
Hui Wang, Xiu Gu, Yu-xi Liu +2
We study photon blockade and anti-bunching in the cavity of an optomechanical system in which the mechanical resonator is coupled to a two-level system (TLS). In particular, we ana…
Noise suppression of on-chip mechanical resonators by chaotic coherent feedback
Nan Yang, Jing Zhang, Hui Wang +5
We propose a method to decouple the nanomechanical resonator in optomechanical systems from the environmental noise by introducing a chaotic coherent feedback loop. We find that th…
Transparency and amplification in a hybrid system of mechanical resonator and circuit QED
Hui Wang, Hui-Chen Sun, Jing Zhang +1
We theoretically study the transparency and amplification of a weak probe field applied to the cavity in hy- brid systems formed by a driven superconducting circuit QED system and…
Phonon amplification in two coupled cavities containing one mechanical resonator
Hui Wang, Zhixin Wang, Jing Zhang +3
We study a general theory of phonon lasing [I. S. Grudinin et al., Phys. Rev. Lett. 104, 083901 (2010)] in coupled optomechancial systems. We derive the dynamical equation of the p…
Optomechanical analog of two-color electromagnetically-induced transparency: Photon transmission through an optomechanical device with a two-level system
Hui Wang, Xiu Gu, Yu-xi Liu +2
Some optomechanical systems can be transparent to a probe field when a strong driving field is applied. These systems can provide an optomechanical analogue of electromagnetically-…
Feedback-induced nonlinearity and superconducting on-chip quantum optics
Zhong-Peng Liu, Hui Wang, Jing Zhang +3
Quantum coherent feedback has been proven to be an efficient way to tune the dynamics of quantum optical systems and, recently, those of solid-state quantum circuits. Here, inspire…
Engineering of nonclassical motional states in optomechanical systems
Xun-Wei Xu, Hui Wang, Jing Zhang +1
We propose to synthesize arbitrary nonclassical motional states in optomechanical systems by using sideband excitations and photon blockade. We first demonstrate that the Hamiltoni…