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Related papers: 1- and 3-photon dynamical Casimir effects using no…

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We introduce a method for the conditional generation of nonclassical states of light in a cavity. We consider two-level atoms traveling along the transverse direction to the cavity axis and show that by conditioning on one of the output…

Quantum Physics · Physics 2019-10-21 Karsten Weiher , Elizabeth Agudelo , Martin Bohmann

It is well known that in the quantum Rabi model, a three-photon resonance occurs when the cavity field bare frequency is about 1/3 of the atomic transition frequency. In this manuscript, we show that the resonance can also be generated in…

Quantum Physics · Physics 2024-11-07 Ke-Xiong Yan , Yuan Qiu , Yang Xiao , Ye-Hong Chen , Yan Xia

We develop an open-system dynamical theory of the Casimir interaction between coherent atomic waves and a material surface. The system --- the external atomic waves --- disturbs the environment --- the electromagnetic field and the atomic…

Quantum Physics · Physics 2014-02-27 François Impens , Claudio Ccapa Ttira , Ryan O. Behunin , Paulo A. Maia Neto

We analyse here the pseudo-Hermitian Dynamical Casimir effect, proposing a non-Hermitian version of the effective Law's Hamiltonian used to describe the phenomenon. We verify that the average number of created photons can be substantially…

Quantum Physics · Physics 2022-03-02 D. Cius , F. M. Andrade , A. S. M. de Castro , M. H. Y. Moussa

We report nonclassical aspects of the collective behaviour of two atoms in a cavity by investigating the photon statistics and photon distribution in a very broad domain of parameters. Starting with the dynamics of two atoms radiating in…

Quantum Physics · Physics 2018-02-22 M. -O. Pleinert , J. von Zanthier , G. S. Agarwal

We present a study of manipulating the multiphoton blockade phenomenon in a single mode cavity with two ladder-type three-level atoms. Combining the cavity QED with electromagnetically induced transparency technique, we show that it is…

Quantum Physics · Physics 2019-06-05 Jizi Lin , Kui Hou , Chengjie Zhu , Yaping Yang

The features of vacuum particle creation in an external classical field are studied for simplest external field models in $3 + 1$ dimensional QED. The investigation is based on a kinetic equation that is a nonperturbative consequence of the…

High Energy Physics - Phenomenology · Physics 2017-04-05 S. A. Smolyansky , A. D. Panferov , D. B. Blaschke , L. Juchnowski , B. Kaempfer , A. Otto

We investigate the dynamical behavior of the atom-photon entanglement in a V-type three-level quantum system using the atomic reduced entropy. It is shown that an atom and photons are entangled at the steady-state; however disentanglement…

Quantum Physics · Physics 2012-10-16 Mohammad Abazari , Ali Mortezapour , Mohammad Mahmoudi , Mostafa Sahrai

We show that a spontaneous release of virtual photon pairs can occur in a quantum optical system in the ultrastrong coupling regime. In this regime, which is attracting interest both in semiconductor and superconducting systems, the…

Quantum Physics · Physics 2015-06-11 R. Stassi , A. Ridolfo , O. Di Stefano , M. J. Hartmann , S. Savasta

We consider a system comprising two groups of quantum dimers placed in a common electromagnetic cavity, and controlled by selectively applying a static external potential to one of the groups. We show that in the regime of deep strong…

Mesoscale and Nanoscale Physics · Physics 2023-08-21 Andrey Kudlis , Denis Novokreschenov , Ivan Iorsh , Ilya Tokatly

In conventional Bardeen-Cooper-Schrieffer (BCS) superconductors, electrons with opposite momenta bind into Cooper pairs due to an attractive interaction mediated by phonons in the material. While superconductivity naturally emerges at…

We theoretically propose and investigate a feasible experimental scheme for the realization of the dynamical Casimir effect (DCE) in a hybrid optomechanical cavity with a moving end mirror containing an interacting cigar-shaped…

Quantum Physics · Physics 2018-07-27 Ali Motazedifard , A. Dalafi , M. H. Naderi , R. Roknizadeh

Zero-point electromagnetic fields were first introduced to explain the origin of atomic spontaneous emission. Vacuum fluctuations associated with the zero-point energy in cavities are now utilized in quantum devices such as single-photon…

We consider a real massless scalar field in 3+1 dimensions satisfying a Robin boundary condition at a nonrelativistic moving mirror. Considering vacuum as the initial field state, we compute explicitly the number of particles created per…

Quantum Physics · Physics 2013-03-12 Andreson L. C. Rego , B. W. Mintz , C. Farina , Danilo T. Alves

The dynamical Casimir effect is the physical phenomenon where the mechanical energy of a movable wall of a cavity confining a quantum field can be converted into quanta of the field itself. This effect has been recognized as one of the most…

In this chapter, we present the state-of-the-art in the generation of nonclassical states of light using semiconductor cavity quantum electrodynamics (QED) platforms. Our focus is on the photon blockade effects that enable the generation of…

Optics · Physics 2017-07-18 Marina Radulaski , Kevin Fischer , Jelena Vuckovic

We study analytically the dynamics of cavity QED nodes in a practical quantum network. Given a single 3-level $\Lambda$-type atom or quantum dot coupled to a micro-cavity, we derive several necessary and sufficient criteria for the coherent…

Quantum Physics · Physics 2007-05-23 David Fattal , Ray Beausoleil , Yoshihisa Yamamoto

The dynamical Casimir effect (DCE) describes the energy conversion from a mechanical motion to the electromagnetic fields. When the mechanical oscillator is in a mechanically excited state, the free evolution due to the DCE produces…

Quantum Physics · Physics 2025-12-03 Ke-Xiong Yan , Yuan Qiu , Yang Xiao , Jie Song , Ye-Hong Chen , Yan Xia

We analyze the non-Markovian spontaneous emission dynamics of a two-level test atom placed in a cavity formed by two atomic arrays in a waveguide quantum electrodynamics (QED) setup. We demonstrate a crossover from single-mode to multimode…

Quantum Physics · Physics 2026-03-03 Annyun Das , Pablo Solano , Kanu Sinha

We consider classical and quantum electromagnetic fields in a three-dimensional (3D) cavity and in a waveguide with oscillating boundaries of the frequency $\Omega $. The photons created by the parametric resonance are distributed in the…

Quantum Physics · Physics 2009-10-30 Jeong-Young Ji , Kwang-Sup Soh , Rong-Gen Cai , Sang Pyo Kim
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