English
Related papers

Related papers: Gravitational waves affect vacuum entanglement

200 papers

We investigate the entanglement harvesting protocol within the context of cylindrical gravitational waves given first by Einstein and Rosen, focusing on the interactions between non-relativistic quantum systems and linearized quantum…

General Relativity and Quantum Cosmology · Physics 2025-09-30 Feifan He , Yongjie Pan , Baocheng Zhang

Entanglement harvesting from the quantum field is a well-known fact that, in recent times, is being rigorously investigated further in flat and different curved backgrounds. The usually understood formulation studies the possibility of two…

General Relativity and Quantum Cosmology · Physics 2022-08-17 Dipankar Barman , Subhajit Barman , Bibhas Ranjan Majhi

We implement the entanglement harvesting protocol, in which two Unruh-DeWitt detectors become entangled through local interactions with a quantum field, for the first time in the vicinity of a black hole. Our study, focusing on the BTZ…

We study entanglement harvesting for matter systems such as atoms, ions or molecules, whose center of mass degrees of freedom are quantum delocalized and which couple to a relativistic quantum field. We employ a generalized Unruh-deWitt…

We investigate the protocol of entanglement harvesting, where two spacelike separated particle detectors extract quantum correlations from a quantum field. Specifically, we analyze the role of the mass of the field and the energy gap of the…

Quantum Physics · Physics 2022-08-26 Héctor Maeso-García , T. Rick Perche , Eduardo Martín-Martínez

Separate regions in space are generally entangled, even in the vacuum state. It is known that this entanglement can be swapped to separated Unruh-DeWitt detectors, i.e., that the vacuum can serve as a source of entanglement. Here, we…

Quantum Physics · Physics 2011-03-23 Mathieu Cliche , Achim Kempf

We examine in $(2+1)$-dimensional anti-de Sitter (AdS) space the phenomena of entanglement harvesting - the process in which a pair of detectors (two-level atoms) extract entanglement from a quantum field through local interactions with the…

We study how quantum systems can harvest entanglement from the quantum degrees of freedom of the gravitational field. Concretely, we describe in detail the interaction of non-relativistic quantum systems with linearized quantum gravity, and…

Quantum Physics · Physics 2023-11-21 T. Rick Perche , Boris Ragula , Eduardo Martín-Martínez

We study entanglement harvested from a quantum field through local interaction with Unruh-DeWitt detectors undergoing linear acceleration. The interactions allow entanglement to be swapped locally from the field to the detectors. We find an…

Quantum Physics · Physics 2017-10-19 Grant Salton , Robert B. Mann , Nicolas C. Menicucci

It has been shown that the vacuum state of a free quantum field is entangled and such vacuum entanglement can be harvested by a pair of initially uncorrelated detectors interacting locally with the vacuum field for a finite time. In this…

Quantum Physics · Physics 2022-06-01 Hui Hu , Jialin Zhang , Hongwei Yu

We investigate how entangled inertial Unruh-DeWitt detectors are affected by interaction with a quantum field using a nonperturbative method. Inertial detectors in a $(3+1)$-dimensional Minkowski spacetime with instantaneous switching…

Quantum Physics · Physics 2021-12-28 Kensuke Gallock-Yoshimura , Robert B. Mann

The aim of this work is to study the entanglement harvesting between two graphene layers inside a planar microcavity. Applying time-dependent perturbation theory it is shown that nonclassical correlations between electrons in different…

Strongly Correlated Electrons · Physics 2018-08-20 Juan Sebastian Ardenghi

We study the effects of horizons on the entanglement harvested between two Unruh-DeWitt detectors via the use of moving mirrors with and without strict horizons. The entanglement reveals the sensitivity of the entanglement harvested to the…

General Relativity and Quantum Cosmology · Physics 2020-10-20 Wan Cong , Chen Qian , Michael R. R. Good , Robert B. Mann

This study explores the transfer of nonclassical correlations from an ultra-cold atom system to a pair of pulsed laser beams. Through nondestructive local probe measurements, we introduce an alternative to destructive techniques for mapping…

Quantum Physics · Physics 2023-08-16 Cisco Gooding , Allison Sachs , Robert B. Mann , Silke Weinfurtner

In the present article, we study how different gravitational wave (GW) burst profiles in linearized gravity, with and without the asymptotic memory, may influence the harvesting between two static Unruh-DeWitt detectors. To this end, we…

General Relativity and Quantum Cosmology · Physics 2023-09-29 Subhajit Barman , Indranil Chakraborty , Sajal Mukherjee

The quantum vacuum has long been known to be characterized by field correlations between spacetime points. These correlations can be swapped with a pair of particle detectors, modelled as simple two-level quantum systems (Unruh-DeWitt…

High Energy Physics - Theory · Physics 2020-10-29 Matthew P. G. Robbins , Laura J. Henderson , Robert B. Mann

We show, under a very general set of assumptions, that pairs of identical particle detectors in spacelike separation, such as atomic probes, can only harvest entanglement from the vacuum state of a quantum field when they have a non-zero…

Quantum Physics · Physics 2017-06-01 Alejandro Pozas-Kerstjens , Jorma Louko , Eduardo Martin-Martinez

We study, in the framework of the entanglement harvesting protocol, the entanglement harvesting of both a pair of inertial and uniformly accelerated detectors locally interacting with vacuum massless scalar fields subjected to a perfectly…

Quantum Physics · Physics 2021-09-01 Zhihong Liu , Jialin Zhang , Hongwei Yu

We study the properties of the transition probability and entanglement harvesting phenomenon for circularly accelerated detectors locally interacting with massless scalar fields. The dependence of the transition probability on the…

Quantum Physics · Physics 2020-09-30 Jialin Zhang , Hongwei Yu

We investigate the effects of relative motion on entanglement harvesting by considering a pair of Unruh-Dewitt detectors moving at arbitrary, but independent and constant velocities, both linearly interacting with the vacuum scalar field.…

Quantum Physics · Physics 2022-07-06 Cendikiawan Suryaatmadja , Wan Cong , Robert . B. Mann
‹ Prev 1 2 3 10 Next ›