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Related papers: Thermality of the Unruh effect with intermediate s…

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Macroscopic concepts pertaining to the Unruh effect are elaborated and used to clarify its physical manifestations. Based on a description of the motion of accelerated, spatially extended laboratories in Minkowski space in terms of…

General Relativity and Quantum Cosmology · Physics 2015-12-16 Detlev Buchholz , Rainer Verch

It is well known that the experience of a linearly accelerated observer with acceleration $a$, interacting with a massless scalar field in its vacuum state in $3+1$ Minkowski spacetime, is identical to that of a static observer interacting…

General Relativity and Quantum Cosmology · Physics 2024-03-25 Cameron R. D. Bunney , Leo Parry , T. Rick Perche , Jorma Louko

We study the dynamics of steering between two correlated Unruh-Dewitt detectors when one of them locally interacts with external scalar field via different quantifiers. We find that the quantum steering, either measured by the entropic…

General Relativity and Quantum Cosmology · Physics 2018-08-29 Tonghua Liu , Jieci Wang , Jiliang Jing , Heng Fan

Using the Zubarev quantum-statistical density operator, we calculated the corrections to the energy-momentum tensor of a massless fermion gas associated with acceleration. It is shown that when fourth-order corrections are taken into…

High Energy Physics - Theory · Physics 2019-05-08 George Y. Prokhorov , Oleg V. Teryaev , Valentin I. Zakharov

We study the response of an accelerated Unruh-DeWitt detector to a one-parameter family of ``kappa Rindler'' vacua, which generalize the standard Unruh effect. These states, parameterized by $\kappa$, continuously interpolate between the…

High Energy Physics - Theory · Physics 2025-09-09 Arash Azizi

We investigate the Unruh effect for a massless scalar field in the two dimensional Minkowski space in the presence of a uniformly accelerated perfect mirror, with the trajectory of the mirror chosen in such a way that the mirror completely…

High Energy Physics - Theory · Physics 2015-02-05 Nistor Nicolaevici

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

We investigate the Minkowski ground state associated with a real massless scalar field as seen by an accelerated observer under the perspective of the de Broglie-Bohm quantum theory. We use the Schr\"odinger picture to obtain the wave…

High Energy Physics - Theory · Physics 2023-10-18 Matheus M. A. Paixão , Olesya Galkina , Nelson Pinto-Neto

We explore the effects of different boundary conditions and coupling schemes on the response of a particle detector undergoing uniform acceleration in optical cavities. We analyze the thermalization properties of the accelerated detector…

Quantum Physics · Physics 2013-09-23 Wilson G. Brenna , Eric G. Brown , Robert B. Mann , Eduardo Martin-Martinez

We put forward a physical model of a uniformly accelerated Unruh-DeWitt battery and use quantum work extraction as a probe to witness the thermal nature of the Unruh effect in a high dimensional Minkowski spacetime. By means of the open…

High Energy Physics - Theory · Physics 2025-03-05 Yan Chen , Wei-Wei Zhang , Tian-Xi Ren , Xiang Hao

We study, in the framework of open quantum systems, the entanglement dynamics for a quantum system composed of two uniformly accelerated Unruh-Dewitt detectors interacting with a bath of massive scalar fields in the Minkowski vacuum. We…

General Relativity and Quantum Cosmology · Physics 2021-09-20 Yuebing Zhou , Jiawei Hu , Hongwei Yu

We investigate when temporal ordering becomes operationally meaningful in relativistic quantum field theory using localized detector models. A time parameter alone does not ensure that different sequences of operations are physically…

Quantum Physics · Physics 2026-04-29 Marcello Rotondo

We explore the quantum coherence between a pair of entangled Unruh-DeWitt detectors, interacting with a quantum field, using a nonperturbative approach in a (3+1)-dimensional Minkowski spacetime with instantaneous switching…

Quantum Physics · Physics 2025-06-18 Shu-Min Wu , Yu-Xuan Wang , Wentao Liu

We analyze the response of an Unruh-DeWitt detector moving along an unbounded spatial trajectory in a two-dimensional spatial plane with constant independent magnitudes of both the four-acceleration and of a timelike proper time derivative…

General Relativity and Quantum Cosmology · Physics 2014-06-17 Shohreh Abdolrahimi

We study the dynamics of quantum coherence under Unruh thermal noise and seek under which condition the coherence can be frozen in a relativistic setting. We find that the frozen condition is either (i) the initial state is prepared as a…

Quantum Physics · Physics 2016-06-08 Jieci Wang , Zehua Tian , Jiliang Jing , Heng Fan

We study the radiative process of two entangled two-level atoms uniformly accelerated in a thermal bath, coupled to a massless scalar field. First, using the positive frequency Wightman function from the Minkowski modes with a Rindler…

General Relativity and Quantum Cosmology · Physics 2021-05-25 Subhajit Barman , Bibhas Ranjan Majhi

In this paper, we consider the decoherence patterns of a topological qubit made of two Majorana zero modes in the generic linear and circular motions in the Minkowski spacetime. We show that the reduced dynamics is exact without Markov…

Quantum Physics · Physics 2016-08-30 Pei-Hua Liu , Feng-Li Lin

An uniformly accelerated (Rindler) observer will detect particles in the Minkowski vacuum, known as Unruh effect. The spectrum is thermal and the temperature is given by that of the Killing horizon, which is proportional to the…

General Relativity and Quantum Cosmology · Physics 2018-02-07 Ananya Adhikari , Krishnakanta Bhattacharya , Chandramouli Chowdhury , Bibhas Ranjan Majhi

We study a uniformly accelerated detector coupled to a massless scalar field for a finite time interval. By considering the detector initially prepared in a superposition state, qubit state, we find that the acceleration induces decoherence…

High Energy Physics - Theory · Physics 2020-08-31 Helder A. S. Costa

The thermal spectrum seen by accelerated observers in Minkowski space - known as the Unruh effect - is derived within the tunneling mechanism. This is a new result in this mechanism and it completes the treatment of Unruh effect via…

High Energy Physics - Theory · Physics 2009-11-13 Debraj Roy