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We study, in the framework of open quantum systems, the geometric phase acquired by a uniformly accelerated two-level atom undergoing nonunitary evolution due to its coupling to a bath of fluctuating vacuum electromagnetic fields in the…

Quantum Physics · Physics 2012-03-28 Jiawei Hu , Hongwei Yu

A uniformly accelerated atom captures Pancharatnam-Berry phase in its quantum state and the phase factor depends on the vacuum fluctuation of the background quantum fields. We observe that the thermal nature of the fields further affects…

General Relativity and Quantum Cosmology · Physics 2024-09-10 Debasish Ghosh , Bibhas Ranjan Majhi

We investigate the transition of a two-level atom as the Unruh-Dewitt detector accelerated in the electromagnetic field in this paper. The enhancement of the transition probability is found for different field states under the conditions…

High Energy Physics - Theory · Physics 2023-04-17 Yongjie Pan , Baocheng Zhang

We study the accelerated motion of mirrors and the photonic Unruh effect. The solutions of Maxwell's equations with appropriate boundary conditions in Rindler coordinates are found. The canonical quantization of the field is carried out…

General Relativity and Quantum Cosmology · Physics 2021-09-21 E. Sadurní , M. A. Estévez , J. L. Díaz-Cruz

We show that a detector acquires a Berry phase due to its motion in spacetime. The phase is different in the inertial and accelerated case as a direct consequence of the Unruh effect. We exploit this fact to design a novel method to measure…

Quantum Physics · Physics 2011-09-20 E. Martin-Martinez , I. Fuentes , R. B. Mann

In this note we report on some new results \cite{SHP} on corrections to the Casimir-Polder \cite{caspol} retardation force due to atomic motion and present a preliminary (unpublished) critique on one recently proposed cavity QED detection…

Quantum Physics · Physics 2011-07-19 B. L. Hu , A. Roura , S. Shresta

Efficient relativistic turbulent acceleration of particles is indicated by recent astrophysical observations. The Type II mechanism with acceleration due to the temporal variations of magnetic field strengths remains underexplored. The…

High Energy Astrophysical Phenomena · Physics 2026-05-08 Saikat Das , Siyao Xu , Joonas Nättilä

We show that anomalous dispersion characteristic of fast-light can be used to enhance the sensitivity of optical interferometry under certain conditions. In particular, we show that a dual-chamber Fabry-Perot interferometer with a shared…

Quantum Physics · Physics 2007-05-23 M. S. Shahriar , R. Tripathi , G. S. Pati , V. Gopal , M. Messall , K. Salit

We consider an atom (represented by a two-level system) moving in front of a dielectric plate, and study how traces of dissipation and decoherence (both effects induced by vacuum field fluctuations) can be found in the corrections to the…

Quantum Physics · Physics 2017-09-13 Fernando C. Lombardo , Paula I. Villar

We study the generalized Unruh effect for accelerated reference frames that include rotation in addition to acceleration. We focus particularly on the case where the motion is planar, with presence of a static limit in addition to the event…

High Energy Physics - Theory · Physics 2009-11-10 Jan Ivar Korsbakken , Jon Magne Leinaas

Acceleration radiation - or Unruh radiation - the thermal radiation observed by an ever accelerating observer or detector, although having similarities to Hawking radiation, so far has proved extremely challenging to observe experimentally.…

Quantum Physics · Physics 2020-03-05 Brian P. Dolan , Aonghus Hunter-McCabe , Jason Twamley

Cosmic ray particles are more rapidly accelerated in oblique shocks, with the magnetic field inclined with respect to the shock normal direction, than in parallel shocks, as a result of mirror reflection at the shock surface and slower…

Astrophysics · Physics 2009-11-23 Y. S. Honda , M. Honda

We consider the question raised by Unruh and Wald of whether mirrored boxes can self-accelerate in flat spacetime (the ``self-accelerating box paradox''). From the point of view of the box, which perceives the acceleration as an impressed…

High Energy Physics - Theory · Physics 2009-11-07 Donald Marolf , Rafael Sorkin

In our previous work it has been shown the possibility to use the Aharonov-Anandan invariant as a tool in the analysis of disparate systems, including Hawking and Unruh effects, as well as graphene physics and thermal states. We show that…

Quantum Physics · Physics 2016-10-28 A. Capolupo , G. Vitiello

The behavior of a two level atom in a half-cavity, i.e. a cavity with one mirror, is studied within the framework of a one dimensional model with respect to spontaneous decay and resonance fluorescence. The system under consideration…

Quantum Physics · Physics 2009-11-07 U. Dorner , P. Zoller

This paper proposes a novel quantum effect wherein particle spectra show extra broadening due to local short-time acceleration (as well as in a deSitter spacetime background). This effect provides a simple interpretation for the…

General Relativity and Quantum Cosmology · Physics 2026-02-17 M. J. Luo

We investigate, from the point of view of a coaccelerated frame, the spontaneous excitation of a uniformly accelerated two-level atom interacting with a scalar field in a thermal state at a finite temperature $T$ and show that the same…

General Relativity and Quantum Cosmology · Physics 2008-11-26 Zhiying Zhu , Hongwei Yu

We investigate the transition rates of uniformly accelerated two-level single and entangled atomic systems in empty space as well as inside a cavity. We take into account the interaction between the systems and a massless scalar field from…

Quantum Physics · Physics 2023-10-26 Arnab Mukherjee , Sunandan Gangopadhyay , A. S. Majumdar

The inverse beta decay of accelerated protons has been analyzed both in the laboratory frame (where the proton is accelerated) and in the comoving frame (where the proton is at rest and interacts with the Fulling-Davies-Unruh thermal bath…

High Energy Physics - Phenomenology · Physics 2018-05-14 Massimo Blasone , Gaetano Lambiase , Giuseppe Gaetano Luciano , Luciano Petruzziello

The equivalence principle is a perennial subject of controversy, especially in connection with radiation by a uniformly accelerated classical charge, or a freely falling charge observed by a supported detector. Recently, related issues have…

Quantum Physics · Physics 2019-09-05 S. A. Fulling , J. H. Wilson
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