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We study the pair production, string breaking, and hadronization of a receding electron-positron pair using the bosonized version of the massive Schwinger model in quantum electrodynamics in 1+1 space-time dimensions. Specifically, we study…

High Energy Physics - Theory · Physics 2024-09-02 Laura Batini , Lara Kuhn , Jürgen Berges , Stefan Floerchinger

The Sauter-Schwinger effect predicts the creation of electron-positron pairs out of the quantum vacuum by a strong and slowly varying electric field. This effect can be dynamically assisted by an additional weaker time-dependent field,…

High Energy Physics - Theory · Physics 2017-06-28 Greger Torgrimsson , Christian Schneider , Johannes Oertel , Ralf Schützhold

We study neutral Fermions pair creation with anomalous magnetic moment from the vacuum by time-independent magnetic-field inhomogeneity as an external background. We show that the problem is technically reduced to the problem of…

High Energy Physics - Theory · Physics 2021-12-14 T. C. Adorno , Zi-Wang He , S. P. Gavrilov , D. M. Gitman

The scalar particle production from vacuum in the presence of electric field, on the de Sitter spacetime is studied. We use perturbation methods to define the transition amplitude. We obtain that the momentum is not conserved in this…

High Energy Physics - Theory · Physics 2014-08-29 Băloi Mihaela-Andreea

Starting from a general relativistic kinetic equation, a self-consistent mean-field equation for fermions is derived within a covariant density matrix approach of QED plasmas in strong external fields. A Schr\"odinger picture formulation on…

Quantum Physics · Physics 2007-05-23 A. Hoell , V. Morozov , G. Roepke

The effect of the electric field on the creation of spin 1/2 particles from vacuum in the (1+1) dimensional de-Sitter space-time is studied. The Dirac equation with a constant electric field is solved by introducing an unitary…

General Relativity and Quantum Cosmology · Physics 2015-05-01 S. Haouat , R. Chekireb

Real-time quantum simulation of quantum field theory in (3+1)D requires large quantum computing resources. With a few-qubit quantum computer, we develop a novel algorithm and experimentally study the Schwinger effect, the electron-positron…

Quantum Physics · Physics 2022-12-28 Bin Xu , Wei Xue

We study massive charged particle production from the vacuum confined between two vibrating plates in the presence of a strong electric field. We analytically derive a formula for the production number based on the perturbation theory in…

High Energy Physics - Phenomenology · Physics 2020-07-01 Hidetoshi Taya

Researches on the electron-positron pair production in the presence of the intense laser field are reviewed, motivated by the theoretical importance of the nonperturbative QED problem and the worldwide development of the strong laser…

Atomic Physics · Physics 2020-10-28 Huayu Hu

The Breit-Wheeler pair production process in $2+1$ dimensional spacetime is investigated. In the perturbative regime, non-vanishing rates at the energy threshold are found when odd numbers of photons take part on the reaction. This…

High Energy Physics - Phenomenology · Physics 2021-05-12 Alina Golub , Selym Villalba-Chávez , Carsten Müller

Pair-creation of charged particles in a strong gauge-field background - the renowned Schwinger effect - can strongly alter the efficiency of gauge-field production during axion inflation. It is therefore crucial to have a clear…

High Energy Physics - Phenomenology · Physics 2025-04-14 Richard von Eckardstein , Kai Schmitz , Oleksandr Sobol

Strong QED has attracted attention recently partly because many astrophysical phenomena have been observed to involve electromagnetic fields beyond the critical strength for electron-positron pair production and partly because terrestrial…

High Energy Physics - Theory · Physics 2008-02-06 Sang Pyo Kim

Particle production through ultra-strong electric fields is a well-studied research field. Nevertheless, despite repeated attempts to relate the production rate within the field to the formation time of a particle, the latter is still…

High Energy Physics - Phenomenology · Physics 2023-08-09 Matthias Diez , Reinhard Alkofer , Christian Kohlfürst

Production of electron-positron pairs from the quantum vacuum polarized by the superposition of a strong and a perturbative oscillating electric-field mode is studied. Our outcomes rely on a nonequilibrium quantum field theoretical…

High Energy Physics - Phenomenology · Physics 2014-12-09 Ibrahim Akal , Selym Villalba-Chávez , Carsten Müller

It is known that time-dependent vacuum expectation value of the background field may lead to abundant particle production in the early Universe. In supersymmetric theories bosons and fermions are produced in a correlated manner that depends…

High Energy Physics - Phenomenology · Physics 2015-10-07 Olga Czerwinska , Seishi Enomoto , Zygmunt Lalak

Using Lewis-Riesenfeld theory, we derive an exact non-adiabatic master equation describing the time evolution of the QED Schwinger pair production rate for a general time-varying electric field. This equation can be written equivalently as…

High Energy Physics - Theory · Physics 2012-01-10 Sang Pyo Kim , Christian Schubert

It is a long-standing non-trivial prediction of quantum electrodynamics that its vacuum is unstable in the background of a static, spatially uniform electric field and, in principle, sparks with spontaneous emission of electron-positron…

High Energy Physics - Phenomenology · Physics 2019-07-03 Anthony Hartin , Andreas Ringwald , Natalia Tapia

We consider a system of ultracold atoms in an optical lattice as a quantum simulator for electron-positron pair production in quantum electrodynamics (QED). For a setup in one spatial dimension, we investigate the nonequilibrium phenomenon…

Quantum Gases · Physics 2016-08-09 V. Kasper , F. Hebenstreit , M. Oberthaler , J. Berges

We investigate the phenomenon of electron-positron pair production from vacuum in the presence of a strong electric field of circular polarization. By means of a nonperturbative approach based on the quantum kinetic equations (QKEs), we…

High Energy Physics - Phenomenology · Physics 2024-04-04 I. A. Aleksandrov , A. Kudlis

Particle production due to a quantized, massless, minimally coupled scalar field in two-dimensional flat spacetime with an accelerating mirror is investigated, with a focus on the time dependence of the process. We analyze first the classes…

General Relativity and Quantum Cosmology · Physics 2014-01-17 Michael R. R. Good , Paul R. Anderson , Charles R. Evans