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We use the evolution operator method to find the Schwinger pair-production rate at finite temperature in scalar and spinor QED by counting the vacuum production, the induced production and the stimulated annihilation from the initial…

High Energy Physics - Theory · Physics 2009-03-12 Sang Pyo Kim , Hyun Kyu Lee , Yongsung Yoon

We study the possibility of observing Schwinger pair production enhanced by a thermal bath of photons. We consider the full range of temperatures and electric field intensities from pure Schwinger production to pure thermal production, and…

High Energy Physics - Phenomenology · Physics 2019-05-29 Oliver Gould , Stuart Mangles , Arttu Rajantie , Steven Rose , Cheng Xie

We calculate the rate of thermal Schwinger pair production at arbitrary coupling in weak external fields. Our calculations are valid independently of many properties of the charged particles produced, in particular their spin and whether…

High Energy Physics - Theory · Physics 2017-10-11 Oliver Gould , Arttu Rajantie

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

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

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 consider induced pair production in an external field at finite temperature. One-loop correction to the Green function of a meson is calculated semiclassically within the framework of saddle-point analysis of Schwinger proper time…

High Energy Physics - Phenomenology · Physics 2009-02-19 A. K. Monin , A. V. Zayakin

Thermal corrections to Schwinger pair production are potentially important in particle physics, nuclear physics and cosmology. However, the lowest-order contribution, arising at one loop, has proved difficult to calculate unambiguously. We…

High Energy Physics - Theory · Physics 2017-03-15 Leandro Medina , Michael C. Ogilvie

With increasing temperatures, Schwinger pair production changes from a quantum tunnelling to a classical, thermal process, determined by a worldline sphaleron. We show this and calculate the corresponding rate of pair production for both…

High Energy Physics - Theory · Physics 2018-10-10 Oliver Gould , Arttu Rajantie , Cheng 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

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

We study particle - antiparticle pair production under action of a strong time dependent space homogeneous electric field at the presence of a collinear constant magnetic field. We derive the kinetic equation for a such field configuration…

High Energy Physics - Phenomenology · Physics 2017-08-23 A. V. Tarakanov , A. V. Reichel , S. A. Smolyansky , S. M. Schmidt , D. V. Vinnik

In scalar QED we study the Schwinger pair production from an initial ensemble of charged bosons when an electric field is turned on for a finite period together with or without a constant magnetic field. The scalar QED Hamiltonian depends…

High Energy Physics - Theory · Physics 2008-11-26 Sang Pyo Kim , Hyun Kyu Lee

In these lecture notes we give an introduction to the kinetic equation approach to pair production form the vacuum in strong, time-dependent external fields (dynamical Schwinger process). We first give a derivation of the kinetic equation…

High Energy Physics - Phenomenology · Physics 2017-04-14 D. B. Blaschke , S. A. Smolyansky , A. Panferov , L. Juchnowski

In this work we study the influence of external electric field and temperature on the chiral phase transition of Quantum Chromodynamics. We use the two-flavor Linear Sigma Model coupled with quarks (LSMq) in a thermal and electrized medium…

High Energy Physics - Phenomenology · Physics 2023-08-02 William R. Tavares , Sidney S. Avancini , Ricardo L. S. Farias

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

Recent years, multiphoton pair production has become one of the most promising approaches to investigate the Schwinger effect. However, the production and evolution of chirality, a key topic in the study of this effect, has not been…

High Energy Physics - Phenomenology · Physics 2024-01-30 Chengpeng Yu

In the context of quantum electrodynamics, the decay of false vacuum leads to the production of electron-positron pair, a phenomenon known as the Schwinger effect. In practical experimental scenarios, producing a pair requires an extremely…

We show that contrary to the claim made by Hallin and Liljenberg in Phys. Rev. D52 1150,(1995), (hep-th/9412188) the thermal correction to the thermal decay or pair production rate for a system placed in a heat bath in the presence of an…

High Energy Physics - Theory · Physics 2016-09-06 Avijit K. Ganguly

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
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