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We study novel contributions to the partition function of the Maxwell system defined on a small compact manifold ${\mathbb{M}}$ with nontrivial mappings $\pi_1[U(1)]\cong\mathbb{Z}$. These contributions cannot be described in terms of…

High Energy Physics - Theory · Physics 2017-03-29 Yuan Yao , Ariel R. Zhitnitsky

We study novel types of contributions to the partition function of the Maxwell system defined on a small compact manifold. These contributions, often not addressed in the perturbative treatment with physical photons, emerge as a result of…

High Energy Physics - Theory · Physics 2016-03-30 ChunJun Cao , Yuan Yao , Ariel R. Zhitnitsky

We study the Topological Casimir effect, in which extra vacuum energy emerges as a result of the topological features of the theory, rather than due to the conventional fluctuations of the physical propagating degrees of freedom. We compute…

High Energy Physics - Theory · Physics 2013-05-21 ChunJun Cao , Moos van Caspel , Ariel R. Zhitnitsky

We study novel type of contributions to the partition function of the Maxwell system defined on a small compact manifold such as torus. These new terms can not be described in terms of the physical propagating photons with two transverse…

High Energy Physics - Theory · Physics 2014-11-11 Ariel Zhitnitsky

The dynamical Casimir effect (DCE) is the production of photons by the amplification of vacuum fluctuations. In this paper we demonstrate new resonance conditions in DCE that potentially allow the production of optical photons when the…

Quantum Physics · Physics 2016-12-09 B. E. Ordaz-Mendoza , S. F. Yelin

One of the most surprising predictions of modern quantum theory is that the vacuum of space is not empty. In fact, quantum theory predicts that it teems with virtual particles flitting in and out of existence. While initially a curiosity,…

Quantum Physics · Physics 2012-04-20 C. M. Wilson , G. Johansson , A. Pourkabirian , J. R. Johansson , T. Duty , F. Nori , P. Delsing

Real photon pairs can be created in a dynamic cavity with periodically modulated refractive index of the constituent media or oscillating boundaries. This effect is called Dynamic Casimir effect (DCE), which represents one of the most…

Optics · Physics 2018-12-06 Shaojie Ma , Haixing Miao , Yuanjiang Xiang , Shuang Zhang

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

The generation of photons from the vacuum by means of the movement of a mirror is known as the dynamical Casimir effect (DCE). In general, this phenomenon is effectively described by a field with time-dependent boundary conditions.…

Quantum Physics · Physics 2021-06-04 Andrés Agustí , Laura García-Álvarez , Enrique Solano , Carlos Sabín

The dynamical Casimir effect (DCE) predicts the generation of photons from the vacuum due to the parametric amplification of the quantum fluctuation of an electromagnetic field\cite{casimir1,casimir2}. The verification of such effect is…

The dynamical Casimir effect is the generation of pairs of real particles or photons from the vacuum as a result of a non-adiabatic change of a system parameter or boundary condition. As opposed to standard parametric amplification where…

The dynamical Casimir effect is an intriguing phenomenon in which photons are generated from vacuum due to a non-adiabatic change in some boundary conditions. In particular, it connects the motion of an accelerated mechanical mirror to the…

Quantum Physics · Physics 2018-09-06 Mikel Sanz , Witlef Wieczorek , Simon Gröblacher , Enrique Solano

We develop a microscopic toy model for Cavity dynamical Casimir effect (DCE), namely, the photon generation from vacuum due to a nonstationary dielectric slab in a fixed single mode cavity. We represent the slab by $N\gg 1$ noninteracting…

Quantum Physics · Physics 2015-05-29 I. M. de Sousa , A. V. Dodonov

We propose to realize a mechanical dynamical Casimir effect (MDCE) in a hybrid optomechanical system consisting of a cavity mode, a low-frequency mechanical oscillator, and a two-level atomic system. Described by the effective Hamiltonian,…

Quantum Physics · Physics 2025-02-24 Tian-hao Jiang , Jun Jing

Dynamical Casimir effect (DCE) is the name assigned to the process of generating quanta from vacuum due to an accelerated motion of macroscopic neutral bodies (mirrors) or time-modulation of cavity material properties, as well as the…

Quantum Physics · Physics 2013-02-12 A. V. Dodonov

Moving mirrors as analogue sources of Hawking radiation from black holes have been explored extensively, less so with cosmological particle creation (CPC), even though the analogy between dynamical Casimir effect (DCE) and CPC based on the…

High Energy Physics - Theory · Physics 2024-11-26 Jen-Tsung Hsiang , Bei-Lok Hu

We consider an atom in its ground state undergoing a non-relativistic oscillation in free space. The interaction with the electromagnetic quantum vacuum leads to two effects to leading order in perturbation theory. When the mechanical…

Quantum Physics · Physics 2018-04-04 Reinaldo de Melo e Souza , François Impens , Paulo A. Maia Neto

To observe the dynamical Casimir effect (DCE) induced by a moving mirror is a long-standing challenge because the mirror velocity needs to approach the speed of light. Here, we present an experimentally feasible method for observing this…

Quantum Physics · Physics 2019-12-10 Wei Qin , Vincenzo Macrì , Adam Miranowicz , Salvatore Savasta , Franco Nori

Vacuum fluctuations provide a fundamental source of dissipation for systems coupled to quantum fields by radiation pressure. In the dynamical Casimir effect, accelerating neutral bodies in free space give rise to the emission of real…

Quantum Physics · Physics 2015-05-19 Diego A. R. Dalvit , Paulo A. Maia Neto , Francisco Diego Mazzitelli

Parametric photon creation via the dynamical Casimir effect (DCE) is evaluated numerically, in a three-dimensional rectangular resonant cavity bisected by a semiconductor diaphragm (SD), which is irradiated by a pulsed laser with frequency…

Quantum Physics · Physics 2011-05-19 Wade Naylor , S. Matsuki , Tomoaki Nishimura , Yoshiaki Kido
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