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  1. Article

    Open Access

    Large-scale 2D heterostructures from hydrogen-bonded organic frameworks and graphene with distinct Dirac and flat bands

    The current strategies for building 2D organic-inorganic heterojunctions involve mostly wet-chemistry processes or exfoliation and transfer, leading to interface contaminations, poor crystallizing, or limited ...

    **n Zhang, **aoyin Li, Zhengwang Cheng, Aixi Chen, Pengdong Wang in Nature Communications (2024)

  2. Article

    Open Access

    Nonreciprocal macroscopic tripartite entanglement in atom-optomagnomechanical system

    We investigate how to generate the nonreciprocal macroscopic tripartite entanglement among the atomic ensemble, ferrimagnetic magnon and mechanical oscillator in a hybrid atom-optomagnomechanical system, where...

    Qianjun Zheng, Wenxue Zhong, Guangling Cheng, Aixi Chen in EPJ Quantum Technology (2024)

  3. No Access

    Article

    Genuine magnon–photon–magnon tripartite entanglement in a cavity electromagnonical system based on squeezed-reservoir engineering

    Here we investigate the genuine tripartite entanglement among one photon and two magnons in a cavity electromagnonical system, where two yttrium iron garnet (YIG) spheres are placed in a microwave cavity dampe...

    Qianjun Zheng, Wenxue Zhong, Guangling Cheng, Aixi Chen in Quantum Information Processing (2023)

  4. No Access

    Article

    Optical PT symmetry and PT antisymmetry in one- and two-dimensional optical lattices

    The optical PT-symmetric and PT-antisymmetric characteristics are simultaneously investigated in the four-level atoms trapped in one-dimensional and two-dimensional optical lattices. The atoms with Gaussian-distr...

    Rui** Sun, Wenxue Zhong, Guangling Cheng, Aixi Chen in The European Physical Journal D (2023)

  5. No Access

    Article

    Controllable magnon–magnon entanglement and one-way EPR steering with two cascaded cavities

    We propose an alternative scheme for achieving magnon–magnon entanglement and one-way Einstein–Podolsky–Rosen (EPR) steering via the cavity dissipation processes, where two cascaded cavities are respectively c...

    Dingwei Zhao, Wenxue Zhong, Guangling Cheng, Aixi Chen in Quantum Information Processing (2022)

  6. No Access

    Article

    Controllable asymmetric diffraction grating with PT symmetry in quantum dot molecules

    A controllable and high-efficient asymmetric diffraction grating based on PT symmetry is proposed in multi-quantum dot molecular system. The proposed scheme utilizes the particle number modulation besides the ...

    Yongsheng Hu, Rui** Sun, Guangling Cheng, Aixi Chen in The European Physical Journal Plus (2022)

  7. No Access

    Article

    Observation of metallic TeO2 thin film with rutile structure on FeTe surface

    The discovery of high mobility p-type two-dimensional beta-tellurite (β-TeO2) has led to an increasing interest in tellurium oxide-related polymorphs. Bulk TeO2 is known to exist in three polymorphs (α-, β-, and ...

    Kun Peng, Wei Ren, Ying Wu, Hao Ru, Shuai Lu, Aixi Chen in Journal of Materials Science (2022)

  8. No Access

    Article

    Optomechanical ratchet resonators

    We describe an optomechanical ratchet scheme to realize nonreciprocal transmission of a light field, which is based on the bias of the optical cavity’s frequency spectrum caused by mechanical ratchet interacti...

    Wenjie Nie, Leqi Wang, Yu Wu, Aixi Chen in Science China Physics, Mechanics & Astrono… (2022)

  9. No Access

    Article

    The Stationary Optomechanical Entanglement Between an Optical Cavity Field and a Cubic Anharmonic Oscillator

    Currently, the creation of the quantum entanglement is still one of the most challenging goals. Here, we theoretically investigate the stationary entanglement between an optical cavity field mode and a cubic n...

    Sumei Huang, Yunqi Wu, Aixi Chen in International Journal of Theoretical Physics (2021)

  10. No Access

    Article

    Normal Mode Splitting in a Cavity Optomechanical System with a Cubic Anharmonic Oscillator

    The strong coupling between a macroscopic mechanical oscillator and a cavity field is essential for many quantum phenomena in a cavity optomechanical system. In this work, we discuss the normal mode splitting ...

    Hongmiao Hao, Sumei Huang, Aixi Chen in International Journal of Theoretical Physics (2021)

  11. No Access

    Article

    Quantum coherence transfer between an optical cavity and mechanical resonators

    This study highlights the theoretical investigation of quantum coherence in mechanical oscillators and its transfer between the cavity and mechanical modes of an optomechanical system comprising an optical cav...

    GuoYao Li, WenJie Nie, **Yun Li, MingCui Li in Science China Physics, Mechanics & Astrono… (2019)

  12. Article

    Open Access

    Ground-state cooling of a mechanical oscillator in a hybrid optomechanical system including an atomic ensemble

    We investigate dynamical properties and the ground-state cooling of a mechanical oscillator in an optomechanical system coupling with an atomic ensemble. In this hybrid optomechanical system, an atomic ensembl...

    Wei Zeng, Wenjie Nie, Ling Li, Aixi Chen in Scientific Reports (2017)

  13. No Access

    Article

    Quantum information-holding single-photon router based on spontaneous emission

    In this paper, we propose a single-photon router via the use of a four-level atom system coupled with two one-dimensional coupled-resonator waveguides. A single photon can be directed from one quantum channel ...

    GuoAn Yan, HaoXue Qiao, Hua Lu, Ai** Chen in Science China Physics, Mechanics & Astronomy (2017)

  14. Article

    Open Access

    Transparency and tunable slow and fast light in a nonlinear optomechanical cavity

    We investigate theoretically the optical response of the output field and the tunable slow and fast light in a nonlinear optomechanical cavity with a degenerate optical parametric amplifier (OPA) and a higher ...

    Ling Li, Wenjie Nie, Aixi Chen in Scientific Reports (2016)

  15. No Access

    Article

    Highly sensitive lable-free electrochemical aptasensor for thrombin detection with cobalt hexacyanoferrate as the electrochemical probe

    A highly sensitive label-free electrochemical aptasensor has been constructed for the electrochemical detection of thrombin (TB), where two layers of cobalt hexacyanoferrate (CoHCF) redox probes sandwiched wit...

    Shaoming Yang, Hong Li, Wenling Zha, Qing Sun in Journal of Solid State Electrochemistry (2013)

  16. Chapter and Conference Paper

    An Equilateral Triangle Waveguide Beam Splitter

    In this paper an optical beam splitter based on an equilateral triangle waveguide (ETW) is studied theoretically and numerically. We show that an optical beam splitter bases on ETW formed only when the length ...

    Zhimin Liu, Fengqi Zhou, Hongjian Li in Computer and Computing Technologies in Agr… (2011)

  17. No Access

    Article

    Optical bistability and multistability via atomic coherence in the quasi-Λ-type atomic system

    The steady-state optical bistability (OB) and optical multistability (OM) behavior in the quasi-Λ-type atomic system driven by a probe field and a coherent coupling field inside a unidirectional ring cavity ar...

    Ai** Chen, Zhi** Wang, DeHai Chen in Science in China Series G: Physics, Mechan… (2009)

  18. No Access

    Article

    Scheme for Generation of W and W-like States of Nonidentical Particles and their Application in Teleportation

    In this paper, a scheme is proposed for the preparation of the tripartite W state or W-like state of nonidentical particles. In our scheme, our required resources include two atoms and one cavity field, which ...

    Aixi Chen, Li Deng in Quantum Information Processing (2007)