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Related papers: Schwinger mechanism revisited

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In this paper, we show how classical statistical field theory techniques can be used to efficiently perform the numerical evaluation of the non-perturbative Schwinger mechanism of particle production by quantum tunneling. In some…

High Energy Physics - Phenomenology · Physics 2013-08-09 F. Gelis , N. Tanji

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 study, for the first time, the Schwinger mechanism for the pair production of charged scalars in the presence of an arbitrary time-dependent background electric field E(t) by by directly evaluating the path integral. We obtain an exact…

High Energy Physics - Theory · Physics 2007-05-23 Fred Cooper , Gouranga C. Nayak

We discuss several aspects of particle production in: (a) time dependent electric field and (b) expanding Friedmann background. In the first part of the paper, we provide an algebraic mapping between the differential equations describing…

General Relativity and Quantum Cosmology · Physics 2019-08-28 Karthik Rajeev , Sumanta Chakraborty , T. Padmanabhan

We prescribe a formulation of the particle production with real-time Stochastic Quantization. To construct the retarded and the time-ordered propagators we decompose the stochastic variables into positive- and negative-energy parts. In this…

High Energy Physics - Theory · Physics 2014-09-02 Kenji Fukushima , Tomoya Hayata

We study particle creation in a single pulse of an electric field in scalar quantum electrodynamics. We first identify parameter regions of the theory where the dynamical pair creation and Schwinger mechanism respectively dominate each…

High Energy Physics - Theory · Physics 2015-12-29 Takashi Arai

We study the Schwinger mechanism for the pair production of fermions in the presence of an arbitrary time-dependent background electric field E(t) by directly evaluating the path integral. We obtain an exact non-perturbative result for the…

High Energy Physics - Theory · Physics 2007-05-23 Fred Cooper , Gouranga C. Nayak

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 the particle creation process in the Schwinger model coupled with an external classical source. One can approach the problem by taking advantage that the full quantized model is solvable and equivalent to a (massive) gauge field…

High Energy Physics - Theory · Physics 2022-11-29 José Navarro-Salas , Silvia Pla

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

Non-perturbative electron-positron pair creation (Schwinger effect) is studied based on the equal-time Wigner formalism in 1+1 dimensions. An ab initio calculation of the Schwinger effect in the presence of a simple space- and…

High Energy Physics - Phenomenology · Physics 2011-11-11 Florian Hebenstreit , Reinhard Alkofer , Holger Gies

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 generalize the Schwinger mechanism and calculate the probability of the decay of intense electromagnetic fields to pseudoscalar particles. We also point out that our estimate for axion emission in a previous paper was incorrect.

High Energy Physics - Phenomenology · Physics 2009-10-31 J. A. Grifols , Eduard Masso , Subhendra Mohanty

We discuss the Schwinger mechanism in scalar QED and derive the multiplicity distribution of particles created under an external electric field using the LSZ reduction formula. Assuming that the electric field is spatially homogeneous, we…

High Energy Physics - Phenomenology · Physics 2009-11-23 K. Fukushima , F. Gelis , T. Lappi

We studied a QED analog of the Franz-Keldysh effect, and the interplay between the non-perturbative (the Schwinger mechanism) and the perturbative particle production mechanism from the vacuum in the presence of a strong slow field…

High Energy Physics - Phenomenology · Physics 2020-03-30 Hidetoshi Taya

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

We analyze the spins of a Schwinger particle pair in a spatially uniform but time dependent electric field. The particle pair's spins are in the maximally entangled Bell state only if the particles' momenta are parallel to the electric…

High Energy Physics - Theory · Physics 2019-09-04 De-Chang Dai

We provide a pedagogical review of the Schwinger effect, i.e., the non-perturbative production of particle and anti-particle pairs from the vacuum by strong fields, as well as related strong-field phenomena. Beginning with an overview of…

High Energy Physics - Phenomenology · Physics 2026-03-10 Hidetoshi Taya

Schwinger pair production in spatially and temporally inhomogeneous electric and magnetic fields is studied. The focus is on the particle phase-space distribution within a high-intensity few-cycle pulse. Accurate numerical solutions of a…

Quantum Physics · Physics 2018-06-26 Christian Kohlfürst

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
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