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Related papers: Dynamically assisted Schwinger mechanism and chira…

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Quantum kinetic theory is an important tool for studying non-equilibrium, non-perturbative and non-linear interactions within an open quantum system, and as such is able to provide an unprecedented view on particle production in the…

High Energy Physics - Phenomenology · Physics 2025-08-12 James P. Edwards , Naser Ahmadiniaz , Sebastian M. Schmidt , Christian Kohlfürst

We investigated the spin effect on the vacuum pair production by Dirac-Heisenberg-Wigner (DHW) formalism under two-color counter-rotating electric fields. We primarily studied the combined effects of the field asymmetry, time delay, and…

High Energy Physics - Phenomenology · Physics 2025-05-19 Zhao-Yuan Chen , Orkash Amat , Jin-hui Bai , Mamat Ali Bake

While the Sauter-Schwinger effect describes nonperturbative electron-positron pair creation from vacuum by a strong and slowly varying electric field $E_{\mathrm{strong}}$ via tunneling, the dynamically assisted Sauter-Schwinger effect…

High Energy Physics - Theory · Physics 2015-10-13 Malte F. Linder , Christian Schneider , Joachim Sicking , Nikodem Szpak , Ralf Schützhold

We consider particle production in $1+1$ dimensional thermal Anti-de Sitter space under the influence of a constant electric field. The vacuum-persistence amplitude is given by a non-relativistic tunnelling instanton once we interpret the…

High Energy Physics - Theory · Physics 2019-04-24 Prasant Samantray , Suprit Singh

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

In this work, we show how the knowledge of the first few terms of the Euler-Heisenberg Lagrangian's weak-field expansion in a magnetic field background is enough to reconstruct the pair-production rate in a strong electric field background.…

High Energy Physics - Theory · Physics 2020-06-30 Adrien Florio

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

We report on a numerical study of real-time dynamics of electromagnetically interacting chirally imbalanced lattice Dirac fermions within the classical statistical field theory approach. Namely, we perform exact simulations of the real-time…

High Energy Physics - Theory · Physics 2016-07-13 P. V. Buividovich , M. V. Ulybyshev

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

We study chiral symmetry breaking for fundamental charged fermions coupled electromagnetically to photons with the inclusion of four-fermion contact self-interaction term. We employ multiplicatively renormalizable models for the photon…

High Energy Physics - Phenomenology · Physics 2013-05-30 F. Akram , A. Bashir , L. X. Gutierrez-Guerrero , B. Masud , J. Rodriguez-Quintero , C. Calcaneo-Roldan , M. E. Tejeda-Yeomans

In-medium interactions of a particle in a hot plasma are considered in the framework of thermal field theory. The formalism to calculate gauge invariant rates for photon and dilepton production from the medium is given. In the application…

High Energy Physics - Phenomenology · Physics 2009-10-28 E. Quack , P. A. Henning

Pair production in spatially inhomogeneous chirped electric fields with super-Gaussian pulse shape is investigated using the Dirac-Heisenberg-Wigner formalism, and the effect of super-Gaussian pulse shapes on the reduced momentum spectrum…

High Energy Physics - Phenomenology · Physics 2025-12-02 Xiao-Ting Xu , Le-Le Chen , Rong-an Tang , Xue-Ren Hong , Lie-Juan Li , Bai-Song Xie

We numerically investigate the temporal behavior and the structure of longitudinal momentum spectrum and the field polarity effect on pair production in pulsed electric fields in scalar quantum electrodynamics (QED). Using the evolution…

High Energy Physics - Theory · Physics 2012-07-24 Sang Pyo Kim , Hyung Won Lee , Remo Ruffini

We study the production of chiral fermions in a background of a strong non-abelian gauge field with a non-vanishing Chern-Pontryagin density. We discuss both pair production analogous to the Schwinger effect as well as asymmetric production…

High Energy Physics - Phenomenology · Physics 2019-06-03 Valerie Domcke , Yohei Ema , Kyohei Mukaida , Ryosuke Sato

Pair creation in a uniform classical electromagnetic field (Schwinger mechanism) is studied focusing on the time evolution of the distribution of created particles. The time evolution of the distribution in time-dependent fields is also…

High Energy Physics - Phenomenology · Physics 2010-04-15 Naoto Tanji

We study pair production from a strong electric field in boost-invariant coordinates as a simple model for the central rapidity region of a heavy-ion collision. We derive and solve the renormalized equations for the time evolution of the…

High Energy Physics - Phenomenology · Physics 2008-11-26 F. Cooper , J. M. Eisenberg , Y. Kluger , E. Mottola , B. Svetitsky

In a recent article, Ayala et al. [Phys. Rev. D 73, 105009 (2006)] have studied the dynamical generation of masses for fundamental fermions in strongly coupled QED in the presence of weak magnetic fields. We argue that the results and…

High Energy Physics - Phenomenology · Physics 2007-05-23 S. -Y. Wang

We investigate the spontaneous pair production, including the Schwinger mechanism and the Hawking thermal radiation, of charged scalar particles from the near horizon region of a (near) extremal Reissner-Nordstr\"om black hole. The paradigm…

High Energy Physics - Theory · Physics 2013-05-30 Chiang-Mei Chen , Sang Pyo Kim , I-Chieh Lin , Jia-Rui Sun , Ming-Fan Wu

We study electron-positron pair production by spatially inhomogeneous electric fields. Depending on the localization of the field, a critical point (critical surface) exists in the space of field configurations where the pair production…

High Energy Physics - Theory · Physics 2017-02-08 Holger Gies , Greger Torgrimsson

We discuss the Schwinger pair creation process for the system of massless Dirac fermions in the presence of constant external magnetic and electric fields. The pair production rate remains finite unlike the vacuum decay rate. In the…

Mesoscale and Nanoscale Physics · Physics 2016-12-28 R. A. Abramchuk , M. A. Zubkov