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A way to encode acceleration directly into fields has recently being proposed, thus establishing a new kind of fields, the accelerated fields. The definition of accelerated fields points to the quantization of space and time, analogously to…

General Relativity and Quantum Cosmology · Physics 2018-06-15 Lucas Chibebe Céleri , Vasileios Kiosses

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

In quantum field theory, the vacuum is popularly considered to be a complex medium populated with virtual particle + antiparticle pairs. To an observer experiencing uniform acceleration, it is generally held that these virtual particles…

General Physics · Physics 2026-04-28 Alexandre Deur , Stanley J. Brodsky , Craig D. Roberts , Balša Terzić

We study the evolution of neutrinos in a background matter moving with a linear acceleration. The Dirac equation for a massive neutrino electroweakly interacting with background fermions is obtained in a comoving frame where matter is at…

High Energy Physics - Phenomenology · Physics 2015-09-03 Maxim Dvornikov

We investigate the resonance interaction energy between two uniformly accelerated identical atoms, interacting with the scalar field or the electromagnetic field in the vacuum state, in the reference frame coaccelerating with the atoms. We…

Quantum Physics · Physics 2016-11-29 Wenting Zhou , Roberto Passante , Lucia Rizzuto

We investigate the properties of quantum radiation produced by a uniformly accelerating charged particle undergoing thermal random motions, which originates from the coupling to the vacuum fluctuations of the electromagnetic field. Because…

High Energy Physics - Theory · Physics 2016-04-18 Naritaka Oshita , Kazuhiro Yamamoto , Sen Zhang

We study the quantum Fisher information (QFI) of acceleration, in the open quantum systems, for a two-level atom with the circular motion coupled to a massless scalar field in the Minkowski vacuum without and with a reflecting boundary in…

General Relativity and Quantum Cosmology · Physics 2021-05-05 Zixu Zhao , Shuhang Zhang , Qiyuan Pan , Jiliang Jing

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

In a quantum sense, vacuum is not an empty void but full of virtual particles (fields). It may have long-range properties, be altered, and even undergo phase transitions. It is suggested that long-range properties of a quantum vacuum may be…

High Energy Physics - Theory · Physics 2022-09-28 Shijing Cheng , Wenting Zhou , Hongwei Yu

Newton's Second Law defines inertial mass as the ratio of the applied force on an object to the responding acceleration of the object (viz., F=ma). Objects that exhibit finite accelerations under finite forces are described as being…

General Physics · Physics 2007-05-23 L. J. Nickisch , Jules Mollere

The Unruh effect establishes a fundamental equivalence between acceleration and thermality by demonstrating that a uniformly accelerated ground-state detector undergoes excitation as if immersed in a thermal bath. In this paper, we…

General Relativity and Quantum Cosmology · Physics 2025-08-14 Shijing Cheng , Wenting Zhou , Hongwei Yu

We briefly review the current status of a new quantum gravity theory called Electro-Magnetic Quantum Gravity. EMQG is manifestly compatible with Cellular Automata (CA) theory, and is based on a new theory of inertia proposed by R. Haisch,…

General Physics · Physics 2007-05-23 Tom Ostoma , Mike Trushyk

Despite numerous proposals investigating various properties of accelerated detectors in different settings, detecting the Unruh effect remains challenging due to the typically weak signal at achievable accelerations. For an atom with…

Quantum Physics · Physics 2024-10-07 Navdeep Arya , D. Jaffino Stargen , Kinjalk Lochan , Sandeep K. Goyal

It is shown that the Unruh effect, i.e. the increase in temperature indicated by a uniformly accelerated thermometer in an inertial vacuum state of a quantum field, cannot be interpreted as the result of an exchange of heat with a…

General Relativity and Quantum Cosmology · Physics 2016-03-08 Detlev Buchholz , Rainer Verch

A state that an inertial observer in Minkowski space perceives to be the vacuum will appear to an accelerating observer to be a thermal bath of radiation. We study the impact of this Davies-Fulling-Unruh noise on communication, particularly…

Quantum Physics · Physics 2012-05-16 Kamil Bradler , Patrick Hayden , Prakash Panangaden

Petawatt class femtosecond lasers and x-ray free electron lasers (XFEL) open up a new page in research fields related to space and vacuum physics. One of fundamental principles can be explored by these new instruments is the equivalence…

Plasma Physics · Physics 2017-09-07 Masahiro Yano , Alexei Zhidkov , Ryosuke Kodama

We discuss different physical effects related to the uniform acceleration of atoms in vacuum, in the framework of quantum electrodynamics. We first investigate the van der Waals/Casimir-Polder dispersion and resonance interactions between…

Quantum Physics · Physics 2017-08-24 M. Lattuca , J. Marino , A. Noto , R. Passante , L. Rizzuto , S. Spagnolo , W. Zhou

It has been predicted that an accelerating electron performs a Brownian motion in the inertial frame. This Brownian motion in the inertial frame has its roots in the interaction with the thermal excitation given by the Unruh effect in the…

High Energy Physics - Theory · Physics 2015-10-13 Shingo Takeuchi

We study a two-level atom in interaction with a real massless scalar quantum field in a spacetime with a reflecting boundary. The presence of the boundary modifies the quantum fluctuations of the scalar field, which in turn modifies the…

General Relativity and Quantum Cosmology · Physics 2014-11-17 Hongwei Yu , Shizhuan Lu

The Unruh effect -- according to which linearly accelerated observers with proper acceleration a= constant in the (no-particle) vacuum state of inertial observers experience a thermal bath of particles with temperature $T_U = a \hbar / (2…

General Relativity and Quantum Cosmology · Physics 2017-04-26 Gabriel Cozzella , Andre G. S. Landulfo , George E. A. Matsas , Daniel A. T. Vanzella