52 citations · 303 across the 25 of their papers we have counts for
28 papers
Nonreciprocal Coupling Induced Non-Hermitian Entanglement in Optomechanical Systems
W. Y. Hu, H. Yi, H. N. Liu +4
Quantum entanglement, one of the most intrinsic properties of quantum mechanics, corresponds to a key resource for quantum information. Exceptional points (EPs) are special phase t…
Non-Markovian Entanglement via Parametrically Mediated Molecular Cavity Optomechanics
Wenyao Hu, H. N. Liu, X. C. Zhang +3
Quantum entanglement in molecular cavity optomechanical (COM) systems serves as a fundamental resource to explore quantum-enhanced sensing, coherent molecular dynamics, and quantum…
Giant-Atom-Induced High-Order Output Zeros in a Coupled-Cavity Array
Mengxue Li, H. Z. Shen, H. D. Liu +1
Coherent perfect absorption, zero transmission and zero reflection are several scattering phenomena governed by interference engineering in Hermitian and non-Hermitian systems. Hig…
Bound-State Engineered Quantum Batteries Against Decoherence
J. L. Li, C. Cui, W. Y. Hu +3
Quantum batteries promise revolutionary advantages for energy storage but are fundamentally crippled by environmental decoherence, which induces self-discharge and rapid "aging." H…
Preparation of Multimode NOON States via Floquet-Engineered Conditional Chiral Excitation
Mengxue Li, Bo Tian, H. Z. Shen +2
The NOON states possess Heisenberg-limited phase sensitivity and are crucial for quantum-enhanced metrology. In our work, we develop a Floquet-engineered conditional-routing framew…
Simultaneous nonreciprocal unconventional photon blockade via two degenerate optical parametric amplifiers in spinning resonators
J. X. Yang, Cheng Shang, Yan-Hui Zhou +1
We propose a scheme to achieving simultaneous nonreciprocal unconventional photon blockade in a system of two coupled spining resonators marked by modes a and b, each incorporating…
Dressed bound states and non-Markovian dynamics with a whispering-gallery-mode microcavity coupled to a two-level atom and a semi-infinite photonic waveguide
J. Y. Sun, C. Cui, Y. F. Li +4
We investigate the dressed bound states (DBS) in an open cavity with a whispering-gallery-mode microring coupled to a two-level atom and a waveguide with a mirror at the right end.…
Higher-Order Exceptional Points Induced by Non-Markovian Environments
H. Z. Shen, X. C. Zhang, L. Y. Ning +3
Exceptional points (EPs) are central to non-Hermitian physics because of their unique properties and broad application prospects. While extensively studied in parity-time ($\mathca…
Nonreciprocal quantum router with non-Markovian environments
T. Z. Luan, Cheng Shang, H. Yi +4
Quantum routers are essential elements of quantum networks, enabling coherent information transfer between distant nodes. While their behavior has been extensively studied under Ma…
Photon blockade in non-Hermitian optomechanical systems with nonreciprocal couplings
J. Y. Sun, H. Z. Shen
We study the photon blockade at exceptional points for a non-Hermitian optomechanical system coupled to the driven whispering-gallery-mode microresonator with two nanoparticles und…
Multiple single-photon generations in three-level atoms coupled to cavity with non-Markovian effects
H. Z. Shen, Y. Chen, T. Z. Luan +1
In this paper, we show how to generate the multiple single-photon wavepackets of arbitrary temporal shape from an optical cavity coupled with three-level atoms driven by a driv…
Optomechanical second-order sidebands and group delays in a spinning resonator with parametric amplifier and non-Markovian effects
Wei Zhang, H. Z. Shen
We investigate the generation of the frequency components at the second-order sidebands based on a spinning resonator containing a degenerate optical parametric amplifier (OPA). We…
Shortcuts to adiabaticity with general two-level non-Hermitian systems
T. Z. Luan, H. Z. Shen, X. X. Yi
Shortcuts to adiabaticity are alternative fast processes which reproduce the same final state as the adiabatic process in a finite or even shorter time, which have been extended fr…
Non-Markovian dynamics with a giant atom coupled to a semi-infinite photonic waveguide
Z. Y. Li, H. Z. Shen
We study the non-Markovian dynamics of a two-level giant atom interacting with a one-dimensional semi-infinite waveguide through multiple coupling points, where a perfect mirror is…
Coupling Enhancement and Symmetrization in Dissipative Optomechanical Systems
Cheng Shang, H. Z. Shen
Observing few-photon optomechanical effects remains a significant challenge in optomechanical systems. To investigate intrinsic radiation-pressure-induced nonlinear effects in the…
Open dynamics in the Aubry-André-Harper model coupled to a finite bath: the influence of localization in the system and dimensionality of bath
H. T. Cui, M. Qin, L. Tang +2
The population evolution of single excitation is studied in the Aubry- André- Harper (AAH) model coupled to a -dimensional simple lattices bath with a focus on the effe…
Single photon transmission in strong three-mode optomechanical circulatory system
Cheng Shang, H. Z. Shen, X. X. Yi
In the few-photon regime, we theoretically propose a feasible scheme to realize strong coupling optomechanical cycle in a three-mode optomechanical circulatory system (OMCS) compri…
Effect of spin relaxations on the spin mixing conductances for a bilayer structure
D. X. Li, H. Z. Shen, H. D. Liu +1
The spin current can result in a spin-transfer torque in the normal-metal(NM)|ferromagnetic-insulator(FMI) or normal-metal(NM)|ferromagnetic-metal(FMM) bilayer. In the earlier stud…
Bound state and Localization of excitation in many-body open systems
H. T. Cui, H. Z. Shen, S. C. Hou +1
Bound state and time evolution for single excitation in one dimensional XXZ spin chain within non-Markovian reservoir are studied exactly. As for bound state, a common feature is t…
Shortcuts to adiabaticity in non-Hermitian quantum systems without rotating-wave approximation
Hong Li, H. Z. Shen, S. L. Wu +1
The technique of shortcuts to adiabaticity (STA) has attracted broad attention due to their possible applications in quantum information processing and quantum control. However, mo…
Effects of system-bath coupling on Photosynthetic heat engine: A polaron master equation approach
M Qin, H Z Shen, X L Zhao +1
In this paper, we apply the polaron master equation, which offers the possibilities to interpolate between weak and strong system-bath coupling, to study how system-bath couplings…
Hall conductance of two-band systems in a quantized field
Z. C. Shi, H. Z. Shen, X. X. Yi
Kubo formula gives a linear response of a quantum system to external fields, which are classical and weak with respect to the energy of the system. In this work, we take the quantu…
A multi-pathway model for Photosynthetic reaction center
M. Qin, H. Z Shen, X. X. Yi
Charge separation in light-harvesting complexes occurs in a pair of tightly coupled chlorophylls at the heart of photosynthetic reaction centers of both plants and bacteria. Recent…
Quantum response theory for open systems and its application to Hall conductance
H. Z. Shen, M. Qin, Y. H. Zhou +2
Quantum linear response theory considers only the response of a closed quantum system to a perturbation up to first order in the perturbation. This theory breaks down when the syst…