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Neutral atom arrays provide a versatile platform for quantum information processing. However, in large-scale arrays, efficient photon collection remains a bottleneck for key tasks such as fast, non-destructive qubit readout and remote…

Microwave cavities with high quality factors enable coherent coupling of distant quantum systems. Virtual photons lead to a transverse exchange interaction between qubits, when they are non-resonant with the cavity but resonant with each…

Quantum Physics · Physics 2011-06-24 S. Filipp , M. Göppl , J. M. Fink , M. Baur , R. Bianchetti , L. Steffen , A. Wallraff

Neutral atom arrays and optical cavity QED systems have developed in parallel as central pillars of modern experimental quantum science. While each platform has demonstrated exceptional capabilities-such as high-fidelity quantum logic in…

We present an analytic solution of bound states in the continuum (BICs) for photons and atoms in a one-dimensional coupled cavity array. These bound states are formed by two ensembles of twolevel atoms confined in separated cavities of the…

Quantum Physics · Physics 2017-08-23 P. T. Fong , C. K. Law

The transfer of entanglement from optical fields to qubits provides a viable approach to entangling remote qubits in a quantum network. In cavity quantum electrodynamics, the scheme relies on the interaction between a photonic resource and…

Quantum Physics · Physics 2015-06-05 Yanqiang Guo , Jie Li , Tiancai Zhang , Mauro Paternostro

The purpose of this paper is to study the dynamics of a quantum coherent feedback network, where an $N$-level atom is coupled with a cavity and the cavity is also coupled with single or multiple parallel waveguides. When the atom is…

Quantum Physics · Physics 2025-04-21 Haijin Ding , Guofeng Zhang

We study the dynamics of a system composed of two coupled cavities, each containing a single Rydberg atom. The interplay between Rydberg-Rydberg interaction and photon hopping enables the transition of the atoms from the collective ground…

Quantum Physics · Physics 2013-10-11 Huaizhi Wu , Zhen-Biao Yang , Shi-Biao Zheng

We propose a feasible scheme to realize a spin network via a coupled cavity array with the appropriate arrangement of external multi-driving lasers. It is demonstrated that the linear photon-like dispersion is achievable and this property…

Quantum Physics · Physics 2008-02-04 Ying Li , M. X. Huo , Z. Song , C. P. Sun

In a cavity quantum electrodynamics (QED) system, where atoms coherently interact with photons in a cavity, the eigenstates of the system are the superposition states of atoms and cavity photons, the so-called dressed states of atoms. When…

Quantum Physics · Physics 2019-03-15 Shinya Kato , Nikolett Német , Kohei Senga , Shota Mizukami , Xinhe Huang , Scott Parkins , Takao Aoki

We investigate theoretically the model of a cavity-quantum-electrodynamics (QED) system that consists of two two-level atoms coupled to a single-mode cavity in the weak coupling regime, where the system is driven by quantum light. The…

Quantum Physics · Physics 2018-11-21 Qian Bin , Xin-You Lü , Shang-Wu Bin , Ying Wu

The strong coupling regime of photons and quantum materials inside optical cavities has emerged as a promising environment for manipulating states of matter with light. Here, in turn, we show that photons bear witness to cavity…

Strongly Correlated Electrons · Physics 2024-11-15 Benjamin Kass , Spenser Talkington , Ajit Srivastava , Martin Claassen

We calculate the normalized second-order correlation function for a system of two tunnel-coupled photonic resonators, each one exhibiting a single-photon nonlinearity of the Kerr type. We employ a full quantum formulation: the master…

Other Condensed Matter · Physics 2010-09-24 S. Ferretti , L. C. Andreani , H. E. Tureci , D. Gerace

We investigate theoretically the properties of the photon state and the electronic transport in a system consisting of a metallic quantum dot strongly coupled to a superconducting microwave transmission line cavity. Within the framework of…

Mesoscale and Nanoscale Physics · Physics 2015-06-03 C. Bergenfeldt , P. Samuelsson

We study a driven-dissipative array of coupled nonlinear optical resonators by numerically solving the Von Neumann equation for the density matrix. We demonstrate that quantum correlated states of many photons can be generated also in the…

Quantum Physics · Physics 2015-03-20 Timothy C. H. Liew , Vincenzo Savona

The dynamics of a system composed of two coupled optical cavities, each containing a single two-level atom, is studied over a wide range of detuning and coupling values. A description of the field in terms of delocalized modes reveals that…

Quantum Physics · Physics 2009-11-13 C. D. Ogden , E. K. Irish , M. S. Kim

Manipulating photons is an essential technique in quantum communication and computation. Combining the Raman electromagnetically induced transparency technology, we show that the photon blockade behavior can be actively controlled by using…

Quantum Physics · Physics 2018-12-12 Kui Hou , Jizi Lin , Chengjie Zhu , Yaping Yang

We entangle each individual matter-qubit in a register of ten to a separate travelling photon. The qubits are encoded in a string of cotrapped atomic ions. By switching the trap confinement, ions are brought one at a time into the waist of…

Quantum Physics · Physics 2024-06-17 M. Canteri , Z. X. Koong , J. Bate , A. Winkler , V. Krutyanskiy , B. P. Lanyon

We investigate the effect of a cavity on nonlinear two-photon transitions of a molecular system and how such an effect depends on the cavity quality factor, the field enhancement and the possibility of dephasing. We find that the molecular…

Quantum Physics · Physics 2023-10-16 Zeyu Zhou , Hsing-Ta Chen , Maxim Sukharev , Joseph E. Subotnik , Abraham Nitzan

Quantum networking protocols, including quantum teleportation and entanglement swapping, use linear-optical Bell state measurements for heralding the distribution and transfer of quantum information. However, a linear-optical Bell state…

Quantum Physics · Physics 2025-04-23 Joshua Akin , Yunlei Zhao , Paul G. Kwiat , Elizabeth A. Goldschmidt , Kejie Fang

We study controllable single photon scattering in a one-dimensional waveguide coupling with an additional cavity by second order nonlinear materials in a non-cascading configuration, where the additional cavity is embedded with two-level…

Optics · Physics 2020-07-15 Hongyu Lin , Xiaoqian Wang , Zhihai Yao , Dandan Zou