259 citations · 952 across the 35 of their papers we have counts for
31 papers · 1 filter
Tunable Optomechanically Induced Sideband Comb
Jun-Hao Liu, Guangqiang He, Qin Wu +3
Cavity optomechanical system can exhibit higher-order sideband comb effect when it is driven by a control field and a probe field , and works in the non-perturbative…
Nonreciprocal photon blockade in a two-mode cavity with a second-order nonlinearity
Kai Wang, Ya-Fei Yu, Zhi-Ming Zhang
It is shown that the Fizeau drag can be used to cause nonreciprocity. We propose the use of a nanostructured toroid cavity made of nonlinear materials to achieve nonrecip…
Quantum entanglement distribution with hybrid parity gate
Feng Mei, Ya-Fei Yu, Xun-Li Feng +2
We propose a scheme for entanglement distribution among different single atoms trapped in separated cavities. In our scheme, by reflecting an input coherent optical pulse from a ca…
Nonreciprocal transmission and fast-slow light effects in a cavity optomechanical system
Jun-Hao Liu, Ya-Fei Yu, Zhi-Ming Zhang
We study the nonreciprocal transmission and the fast-slow light effects in a cavity optomechanical system, in which the cavity supports a clockwise and a counter-clockwise circulat…
A single-photon router based on a modulated cavity optomechanical system
Jun-Hao Liu, Ya-Fei Yu, Zhi-Ming Zhang
We investigate the routing of a single-photon in a modulated cavity optomechanical system, in which the cavity is driven by a strong coupling field, and the mechanical resonator (M…
Controllable single-photon nonreciprocal transmission in a cavity optomechanical system with a weak coherent driving
Jun-Hao Liu, Ya-Fei Yu, Zhi-Ming Zhang
We study the nonreciprocal transmission of a single-photon in a cavity optomechanical system, in which the cavity supports a clockwise and a counter-clockwise circulating optical m…
Continuous-variable measurement-device-independent multipartite quantum communication
Yadong Wu, Jian Zhou, Xinbao Gong +3
A continuous variable measurement device independent multi-party quantum communication protocol is investigated in this paper. Utilizing distributed continuous variable Greenberger…
Tunable multi-channel inverse optomechanically induced transparency
Qin Wu, Jian-Qi Zhang, Jin-Hui Wu +2
In contrast to the optomechanically induced transparency (OMIT) defined conventionally, the inverse OMIT behaves as coherent absorption of the input lights in the optomechanical sy…
Experimental Observation of Simultaneous Wave and Particle Behaviors in a Narrowband Single Photon's Wave Packe
H. Yan, K. Liao, Z. Deng +4
Light's wave-particle duality is at the heart of quantum mechanics and can be well illustrated by Wheeler's delayed-choice experiment. The choice of inserting or removing the secon…
Bidirectional and tunable single-photons multi-channel quantum router between microwave and optical light
Peng-Cheng Ma, Jian-Qi Zhang, Mang Feng +1
Routing of photon play a key role in optical communication and quantum networks. Although the quantum routing of signals has been investigated in various systems both in theory and…
Subnatural-Linewidth Polarization-Entangled Photon Pairs with Controllable Temporal Length
Kaiyu Liao, Hui Yan, Junyu He +3
We demonstrate an efficient experimental scheme for producing polarization-entangled photon pairs from spontaneous four-wave mixing (SFWM) in a laser-cooled Rb atomic ensemb…
Simulation of the Majorana equation in circuit QED
Sheng Liu, Chuan-Jia Shan, Zhi-Ming Zhang +1
We propose a scheme to simulate the 1D Majorana equation with two Cooper pair boxes coupled to a 1D superconducting transmission line resonator, where strong coupling limit can be…
Entanglement and nonclassicality of photon-added two-mode squeezed thermal state
Li-Yun Hu, Fang Jia, Zhi-Ming Zhang
We introduce a kind of entangled state---photon-addition two-mode squeezed thermal state (TMSTS) by adding photons to each mode of the TMSTS. Using the P-representation of thermal…
Adiabatic approximation in the ultrastrong-coupling regime of a system consisting of an oscillator and two qubits
Ping Yang, Zhi-Ming Zhang
We present a system composed of two flux qubits and a transmission-line resonator. Instead of using the rotating wave approximation (RWA), we analyse the system by the adiabatical…
New approach for normalization and photon-number distributions of photon-added (-subtracted) squeezed thermal states
Li-Yun Hu, Zhi-Ming Zhang
Using the thermal field dynamics theory to convert the thermal state to a "pure" state in doubled Fock space, it is found that the average value of e^{fa^{†}a} under squeezed therm…
Nonclassicality and decoherence of photon-added squeezed thermal state in thermal environment
Li-Yun Hu, Zhi-Ming Zhang
Theoretical analysis is given of nonclassicality and decoherence of the field states generated by adding any number of photons to the squeezed thermal state (STS). Based on the fac…
Two-qubit controlled phase gate based on two nonresonant quantum dots trapped in a coupled-cavity array
Jian-Qi Zhang, Ya-Fei Yu, Zhi-Ming Zhang
We propose a scheme for realizing quantum controlled phase gates with two nonidentical quantum dots trapped in two coupled photonic crystal cavities and driven by classical laser f…
The scalable quantum computation based on quantum dot systems
Jian-Qi Zhang, Ya-Fei Yu, Xun-Li Feng +1
We propose a scheme for realizing the scalable quantum computation based on nonidentical quantum dots trapped in a single-mode waveguide. In this system, the quantum dots simultane…
Quantum controlled phase gate based on two nonresonant quantum dots trapped in two coupled photonic crystal cavities
Jian-Qi Zhang, Ya-Fei Yu, Xun-Li Feng +1
We propose a scheme for realizing two-qubit quantum phase gates with two nonidentical quantum dots trapped in two coupled photonic crystal cavities and driven by classical laser fi…
An unconventional geometric phase gate with two nonresonant quantum dots trapped in a photonic crystal cavity
Jian-Qi Zhang, Ya-Fei Yu, Zhi-Ming Zhang
We propose a scheme for realizing a two-qubit controlled phase gate via an unconventional geometric phase with two nonresonant quantum dots trapped in a photonic crystal cavity. In…
Scalable quantum information processing with atomic ensembles and flying photons
Feng Mei, Mang Feng, Ya-Fei Yu +1
We present a scheme for scalable quantum information processing (QIP) with atomic ensembles and flying photons. Using the Rydberg blockade, we encode the qubits in the collective a…
A scheme for generating entangled cluster state of atomic ensembles
Ya-Fei Yu, Feng Mei, Zhi-Ming Zhang +1
It was shown in Ref.[Phys.Rev.A 77,045802(2008)] that the dynamics of a control atom and an atomic sample interacting dispersively with a cavity can be discribed by the Jaynes-Cumm…
Decoherence-free quantum memory for photonic state using atomic ensembles
Feng Mei, Ya-Fei Yu, Zhi-Ming Zhang
Large scale quantum information processing requires stable and long-lived quantum memories. Here, using atom-photon entanglement, we propose an experimentally feasible scheme to re…
Decoherence of two qubits in a non-Markovian squeezed reservoir
Fa-Qiang Wang, Zhi-Ming Zhang, Rui-Sheng Liang
The decoherence of two initially entangled qubits in a squeezed vacuum cavity has been investigated exactly. The results show that, first, in principle, the disentanglement time de…