English
Related papers

Related papers: Schwinger Pair Production by Electric Field Couple…

200 papers

The particle production in a de Sitter space provides an interesting model to understand the curvature effect on Schwinger pair production by a constant electric field or Schwinger mechanism on the de Sitter radiation. For that purpose, we…

General Relativity and Quantum Cosmology · Physics 2015-06-19 Sang Pyo Kim

We investigate Schwinger pair production in spatially inhomogeneous electric backgrounds. A critical point for the onset of pair production can be approached by fields that marginally provide sufficient electrostatic energy for an off-shell…

High Energy Physics - Phenomenology · Physics 2016-03-09 Holger Gies , Greger Torgrimsson

The production of electron-positron pairs in time-dependent electric fields (Schwinger mechanism) depends non-linearly on the applied field profile. Accordingly, the resulting momentum spectrum is extremely sensitive to small variations of…

High Energy Physics - Phenomenology · Physics 2015-12-23 Florian Hebenstreit

The Schwinger mechanism of electron-positron pair production in the presence of strong external electric fields is analyzed numerically for the case of one- and two-dimensional field configurations where the external field depends both on…

High Energy Physics - Theory · Physics 2016-09-28 I. A. Aleksandrov , G. Plunien , V. M. Shabaev

We consider the particle-antiparticle pairs produced by both a strong electric field and de Sitter curvature. We investigate in 1 + 1 D the backreaction of the pairs on the electromagnetic field. To do so we describe the canonical…

High Energy Physics - Theory · Physics 2016-07-15 Clément Stahl , She-Sheng Xue

We investigate pair creation by an electric field in four-dimensional de Sitter space. The expectation value of the induced current is computed, using the method of adiabatic regularization. Under strong electric fields the behavior of the…

High Energy Physics - Theory · Physics 2014-11-06 Takeshi Kobayashi , Niayesh Afshordi

A quantum kinetic equation has been derived for the description of pair production in a time-dependent homogeneous electric field $E(t)$. As a source term, the Schwinger mechanism for particle creation is incorporated. Possible particle…

High Energy Physics - Phenomenology · Physics 2007-05-23 S. A. Smolyansky , G. Roepke , S. Schmidt , D. Blaschke , V. D. Toneev , A. V. Prozorkevich

We consider Schwinger pair production in 1+1 dimensional de Sitter space, filled with a constant electric field $E$. This can be thought of as a model for describing false vacuum decay beyond the semiclassical approximation, where pairs of…

High Energy Physics - Theory · Physics 2015-06-18 Markus B. Fröb , Jaume Garriga , Sugumi Kanno , Misao Sasaki , Jiro Soda , Takahiro Tanaka , Alexander Vilenkin

A quantum kinetic equation is derived for the description of pair production in a time-dependent homogeneous electric field $E(t)$. As a source term, the Schwinger mechanism for particle creation is incorporated. Possible particle…

High Energy Physics - Phenomenology · Physics 2015-06-25 S. Schmidt , D. Blaschke , G. Röpke , S. A. Smolyansky , A. V. Prozorkevich , V. D. Toneev

We propose a new Sauter-like field model with combinatorial multiple potentials consisting of a deep slow-varying and some shallow fast-varying potentials. The dynamically assisted Sauter-Schwinger effect on the pair production is found by…

High Energy Physics - Phenomenology · Physics 2024-07-12 Lie-Juan Li , Li Wang , Melike Mohamedsedik , Li-Na Hu , Bai-Song Xie

We study the electron-positron pair production process in strong background electric fields with spatio-temporal inhomogeneity in the time-dependent Basis Light-front Quantization approach. We calculate the observables such as the invariant…

High Energy Physics - Phenomenology · Physics 2022-01-06 Zhiyu Lei , Bolun Hu , Xingbo Zhao

Electron-positron pair production is considered for many-center systems with multiple bare nuclei immersed in a constant electric field. It is shown that there are two distinct regimes where the pair production rate is enhanced. At small…

Quantum Physics · Physics 2013-08-09 François Fillion-Gourdeau , Emmanuel Lorin , André D. Bandrauk

We consider a charged scalar field in a $D$-dimensional de Sitter spacetime and investigate pair creation by a Schwinger mechanism in a constant electric field background. Using a semiclassical approximation the current of the created pairs…

High Energy Physics - Theory · Physics 2017-01-11 Ehsan Bavarsad , Clément Stahl , She-Sheng Xue

We investigate electron-positron pair production in pulse-shaped electric background fields using a non-Markovian quantum kinetic equation. We identify a pulse-length range for subcritical fields still in the nonperturbative regime where…

High Energy Physics - Phenomenology · Physics 2008-12-18 Florian Hebenstreit , Reinhard Alkofer , Holger Gies

Electron-positron pairs can be produced via the Schwinger mechanism in the presence of strong electric fields. In particular, the fields involved in $\alpha$ decay and nuclear fission are strong enough to produce them. The energy of the…

Nuclear Theory · Physics 2023-04-12 Thomas Settlemyre , Hua Zheng , Aldo Bonasera

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

We compute Schwinger pair production rates at finite temperature, in the presence of homogeneous, concurrent electric and magnetic fields. Expressions are obtained using the semiclassical worldline instanton formalism, to leading order, for…

High Energy Physics - Theory · Physics 2019-04-01 Mrunal Korwar , Arun M. Thalapillil

We study electron-positron pair production by the combination of a strong, constant electric field and a thermal background. We show that this process is similar to dynamically assisted Schwinger pair production, where the strong field is…

High Energy Physics - Phenomenology · Physics 2019-05-16 Greger Torgrimsson

By using the first-principles approach, we derive a system of three quantum kinetic equations governing the production and evolution of charged scalar particles by an electric field in an expanding universe. Analyzing the ultraviolet…

General Relativity and Quantum Cosmology · Physics 2020-08-04 O. O. Sobol , E. V. Gorbar , A. I. Momot , S. I. Vilchinskii

The Schwinger mechanism, the production of charged particle-antiparticle pairs in a macroscopic external electric field, is derived for 2+1 dimensional theories. The rate of pair production per unit area for four species of massless…

Mesoscale and Nanoscale Physics · Physics 2009-02-23 Danielle Allor , Thomas D. Cohen , David A. McGady
‹ Prev 1 2 3 10 Next ›