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Related papers: Electron Positron Pair Production in Strong Electr…

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In this paper we show how to recast the results of the semiclassical method of Baier, Katkov & Strakhovenko for pair production, including the possibility of specifying all the spin states and photon polarization, in a form that is suitable…

High Energy Physics - Phenomenology · Physics 2020-04-29 Tobias N. Wistisen

Using the Dirac-Heisenberg-Wigner (DHW) formalism, e?ects of asymmetric pulse shape on the generation of electron-positron pairs in three typical polarized fields, i.e., the linear, middle elliptical and circular ones, are investigated. Two…

Atomic Physics · Physics 2020-07-08 Obulkasim Olugh , Zi-Liang Li , Bai-Song Xie

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

Electron-positron pair production for inhomogeneous electric and magnetic fields oscillating in space and time is investigated. By employing accurate numerical methods (Furry-picture quantization and quantum kinetic theory), final particle…

High Energy Physics - Phenomenology · Physics 2020-06-23 Ivan A. Aleksandrov , Christian Kohlfürst

Observing multiphoton electron-positron pair production (the nonlinear Breit-Wheeler process) requires high-energy $\gamma$ rays to interact with strong electromagnetic fields. In order for these observations to be as precise as possible,…

High Energy Physics - Phenomenology · Physics 2024-11-14 Daniel Seipt , Mathias Samuelsson , Tom Blackburn

We present a detailed calculation of the electron-positron production rate using neutrinos in an intense laser field. The computation is done for the process neutrino to neutrino + electron + positron via the neutral channel and within the…

High Energy Physics - Phenomenology · Physics 2009-11-10 Todd M. Tinsley

We study Schwinger pair creation of charged particles due to the inhomogeneous electric field created by the thin electron layer at the surface of quark stars (the electrosphere). As suggested earlier, due to the low photon emissivity of…

Astrophysics · Physics 2009-11-11 T. Harko , K. S. Cheng

We investigate the enhanced dynamically assisted electron-positron pair production in differently polarized electric fields with frequency chirps within the real-time Dirac-Heisenberg-Wigner formalism. The combined influence of the chirp…

High Energy Physics - Phenomenology · Physics 2026-05-13 Abhinav Jangir , Anees Ahmed

Electron-positron pairs are produced through the Breit-Wheeler process when energetic photons traverse electromagnetic fields of sufficient strength. Here we consider a possible experimental geometry for observation of pair creation in the…

Plasma Physics · Physics 2018-03-23 T. G. Blackburn , M. Marklund

We present the calculation of the probability production of an electron-positron pair in the presence of a strong magnetic field with time-varying strength. The calculation takes into account the presence of a strong, constant and uniform…

High Energy Physics - Phenomenology · Physics 2018-08-01 Antonino Di Piazza , Giorgio Calucci

We investigate electron-positron pair production from vacuum for short laser pulses with sub-cycle structure, in the nonperturbative regime (Schwinger pair production). We use the non-equilibrium quantum kinetic approach, and show that the…

High Energy Physics - Phenomenology · Physics 2009-05-13 Florian Hebenstreit , Reinhard Alkofer , Gerald V. Dunne , Holger Gies

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 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

By using Dirac-Heisenberg-Wigner formalism we study electron-positron pair production for linear, elliptic, nearly circular and circular polarizations of electric fields with symmetrical frequency chirp, and we obtain Momentum spectra and…

High Energy Physics - Phenomenology · Physics 2021-08-11 Kun Wang , Xuehua Hu , Sayipjamal Dulat , B. S. Xie

The process of pair creation by a photon in a constant and homogeneous electromagnetic field of an arbitrary configuration is investigating. At high energy the correction to the standard quasiclassical approximation (SQA) has been…

High Energy Physics - Phenomenology · Physics 2022-03-02 V. M. Katkov

In this work we study the production of electron-positron pairs from vacuum in presence of a field resulting from the collision of two counter-propagating FEL beams that undergo Gaussian amplitude fluctuations. Our work aims to the…

High Energy Physics - Phenomenology · Physics 2020-12-02 G. Mouloudakis , P. Lambropoulos

This work provides an overview of our recent results in studying two most important and widely discussed quantum processes: electron-positron pairs production off a probe photon propagating through a polarized short-pulsed electromagnetic…

High Energy Physics - Phenomenology · Physics 2016-06-22 Alexander I. Titov , Burkhard Kampfer , Atsushi Hosaka , Hideaki Takabe

A general spin-resolved momentum distribution of electron-positron pairs produced in strong external fields is derived by combining the covariant spin projection operator and the Dirac-Heisenberg-Wigner (DHW) formalism. The result shows…

High Energy Physics - Phenomenology · Physics 2025-10-02 R. Z. Jiang , Z. L. Li , Y. J. Li

The electromagnetic processes in linear colliders are discussed on the basis of quasiclassical operator method. The complete set of expressions is written down for spectral probability of radiation from an electron and pair creation by a…

High Energy Physics - Phenomenology · Physics 2017-08-23 V. N. Baier , V. M. Katkov

The possibility to observe vacuum electron-positron pair creation due to a powerful optical laser pulse is discussed. We employ a quantum kinetic formulation of the problem with a source term describing the vacuum pair production in a…

Plasma Physics · Physics 2007-05-23 D. B. Blaschke , A. V. Prozorkevich , S. A. Smolyansky , A. V. Tarakanov
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