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Related papers: Multi-mode effects in cavity QED based on a one-di…

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We calculate the weak-driving transmission of a linearly polarized cavity mode strongly coupled to the D2 transition of a single Cesium atom. Results are relevant to future experiments with microtoroid cavities, where the single-photon Rabi…

Quantum Physics · Physics 2009-11-13 K. M. Birnbaum , A. S. Parkins , H. J. Kimble

The generation and control of quantum states of light constitute fundamental tasks in cavity quantum electrodynamics (QED). The superconducting realization of cavity QED, circuit QED, enables on-chip microwave photonics, where…

We investigate the multiphoton quantum dynamics of a leaking single-mode quantized cavity field coupled with a resonantly driven two-level system possessing permanent dipoles. The frequencies of the interacting subsystems are being…

Quantum Physics · Physics 2021-04-27 Alexandra Mirzac , Sergiu Carlig , Mihai A. Macovei

We present results of numerical investigation of a microscopic dynamics of a two-level atom embedded into a ``linear crystal'' of other two-level atoms. These additional atoms play a role of a material media. All atoms interact with a…

Quantum Physics · Physics 2007-05-23 V. Buzek , G. Drobny , Min Gyu Kim , M. Havukainen , P. L. Knight

We investigate the behavior of a circuit QED device when the resonator is initially populated with a mesoscopic coherent field. The strong coupling between the cavity and the qubit produces an entangled state involving mesoscopic…

Quantum Physics · Physics 2008-04-16 Valentin Bonzom , Hichem Bouzidi , Pascal Degiovanni

We study the non-Markovian quantum dynamics of an emitter inside an open multimode cavity, focusing on the case where the emitter is resonant with high-frequency cavity modes. Based on a Green's function technique suited for open photonic…

Quantum Physics · Physics 2014-03-13 Dmitry O. Krimer , Matthias Liertzer , Stefan Rotter , Hakan E. Tureci

We discuss the generation of a macroscopic entangled state in a single atom cavity-QED system. The three-level atom in a cascade configuration interacts dispersively with two classical coherent fields inside a doubly resonant cavity. We…

Quantum Physics · Physics 2009-11-13 Ling Zhou , Han Xiong , M. Suhail Zubairy

We propose a realizable architecture using one-dimensional transmission line resonators to reach the strong coupling limit of cavity quantum electrodynamics in superconducting electrical circuits. The vacuum Rabi frequency for the coupling…

Mesoscale and Nanoscale Physics · Physics 2009-11-10 Alexandre Blais , Ren-Shou Huang , Andreas Wallraff , S. M. Girvin , R. J. Schoelkopf

We investigate the behavior of N atoms resonantly coupled to a single electromagnetic field mode sustained by a high quality cavity, containing a mesoscopic coherent field. We show with a simple effective hamiltonian model that the strong…

We propose a quantum simulation of a two-level atom coupled to a single mode of the electromagnetic field in the ultrastrong-coupling regime based upon resonant Raman transitions in an atom interacting with a high finesse optical cavity…

Quantum Physics · Physics 2014-08-27 Arne L. Grimsmo , Scott Parkins

In this work, we consider atomic spontaneous emission in a system consisting of two identical two-level atoms interacting dispersively with the quantized electromagnetic field in a high-Q cavity. We investigate the destructive effect of the…

Quantum Physics · Physics 2007-05-23 P. P. Munhoz , J. A. Roversi , A. Vidiella-Barranco , F. L. Semiao

We revisit the superstrong coupling regime of multi-mode cavity quantum electrodynamics (QED), defined to occur when the frequency of vacuum Rabi oscillations between the qubit and the nearest cavity mode exceeds the cavity's free spectral…

Quantum Physics · Physics 2022-10-27 Nitish Mehta , Cristiano Ciuti , Roman Kuzmin , Vladimir E. Manucharyan

The future of quantum information processing hinges on chip-scale nanophotonics, specifically cavity QED and waveguide QED. One of the foremost processes underpinning quantum photonic technologies is the phenomenon of Rabi oscillations,…

Quantum Physics · Physics 2024-10-28 Debsuvra Mukhopadhyay , Jung-Tsung Shen

Circuit quantum electrodynamics (QED) studies the interaction of artificial atoms, open transmission lines and electromagnetic resonators fabricated from superconducting electronics. While the theory of an artificial atom coupled to one…

We perform theoretical calculations to study steady-state electron transport in a double quantum dot, DQD, coupled to a quantized cavity photon field both in resonance and off-resonance regimes considering weak and strong coupling. In the…

Mesoscale and Nanoscale Physics · Physics 2023-02-22 Halo Anwar Abdulkhalaq , Nzar Rauf Abdullah , Vidar Gudmundsson

From fundamental studies of light-matter interaction to applications in quantum networking and sensing, cavity quantum electrodynamics (QED) provides a platform-crossing toolbox to control interactions between atoms and photons. The…

We predict large cooperative effect involving two atom two photon vacuum Rabi oscillations in a high quality cavity. The two photon emission occurs as a result of simultaneous de-excitation of both atoms with two photon resonance condition…

Quantum Physics · Physics 2009-11-10 P. K. Pathak , G. S. Agarwal

We study a special two-atom entanglement case in assumed Cavity QED experiment in which only one atom effectively exchanges a single photon with a cavity mode. We compute diatom entanglement under position-dependent atomic resonant…

Quantum Physics · Physics 2009-09-29 Yan-Qing Guo , Hai-Jing Cao , He-Shan Song

Large single-atom cooperativity in quantum systems is important for quantum information processing. Here, we propose to exponentially enhance the single-atom cooperativity parameter by exploiting the strongly localized effect of modes in…

Quantum Physics · Physics 2025-09-08 Qian Bin , Ying Wu , Jin-Hua Gao , Aixi Chen , Franco Nori , Xin-You Lü

We present an analytical solution of the single photon quantum feedback in a cavity quantum electrodynamics system based on a half cavity set-up coupled to a structured continuum. The exact analytical expression we obtain allows us to…