English
Related papers

Related papers: Electron-positron pair production in inhomogeneous…

200 papers

Electron-positron pair production in spatially and temporally inhomogeneous electric and magnetic fields is studied within the Dirac-Heisenberg-Wigner formalism (quantum kinetic theory) through computing the corresponding Wigner functions.…

High Energy Physics - Phenomenology · Physics 2020-05-13 Christian Kohlfürst

Electron-positron pair production in space- and time-dependent electromagnetic fields is investigated. Especially, the influence of a time-dependent, inhomogeneous magnetic field on the particle momenta and the total particle yield is…

High Energy Physics - Phenomenology · Physics 2016-03-16 Christian Kohlfürst , Reinhard Alkofer

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 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

Electron-positron pair production is investigated in spatial inhomogeneous electric fields with high or/and low central frequency as well as sinusoidal phase modulation. It is found that the momentum spectrum (the reduced particle number)…

High Energy Physics - Phenomenology · Physics 2023-02-22 Li-Na Hu , Orkash Amat , Lie-Juan Li , Melike Mohamedsedik , B. S. Xie

Electron-positron pair production from vacuum in spatially inhomogeneous electric fields with quadratically symmetric chirp is studied within the real-time Dirac-Heisenberg-Wigner formalism. The reduced momentum spectrum and the reduced…

High Energy Physics - Phenomenology · Physics 2026-03-17 Le Le Chen , Xiao-Ting Xu , Rong-An-Tang , Xue-Ren Hong , Lie-Juan Li , Bai-Song Xie

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 electron-positron pair production within two counter-propagating, circularly polarized electromagnetic fields through the Wigner formalism. We numerically generate high-resolution momentum maps to perform a detailed spectroscopic…

High Energy Physics - Phenomenology · Physics 2025-02-05 Christian Kohlfürst

The non-perturbative electron-positron pair production in time-dependent electric fields is investigated. The quantum kinetic formalism is employed in order to calculate the electron density for various field configurations. The…

High Energy Physics - Phenomenology · Physics 2012-12-06 Christian Kohlfürst

Production of electron-positron pairs from the quantum vacuum polarized by the superposition of a strong and a perturbative oscillating electric-field mode is studied. Our outcomes rely on a nonequilibrium quantum field theoretical…

High Energy Physics - Phenomenology · Physics 2014-12-09 Ibrahim Akal , Selym Villalba-Chávez , Carsten Müller

The Dirac-Heisenberg-Wigner formalism is employed to investigate electron-positron pair production in cylindrically symmetric but otherwise spatially inhomogeneous, oscillating electric fields. The oscillation frequencies are hereby tuned…

High Energy Physics - Phenomenology · Physics 2018-03-07 Christian Kohlfürst , Reinhard Alkofer

This work covers electron positron pair production in spatially homogeneous electric (and magnetic) fields. Different field configurations are looked at in order to study various phenomena including multiphoton pair production,…

Plasma Physics · Physics 2017-01-19 Alexander Blinne

The production of electron-positron pairs in a vacuum neutron star magnetosphere is investigated for both low (compared to the Schwinger one) and high magnetic fields. The case of a strong longitudinal electric field where the produced…

High Energy Astrophysical Phenomena · Physics 2011-11-02 Ya. N. Istomin , D. N. Sob'yanin

It is known that strong electric fields produce electron and positron pairs from the vacuum, and due to the back-reaction these pairs oscillate back and forth coherently with the alternating electric fields in time. We study this phenomenon…

High Energy Physics - Phenomenology · Physics 2014-11-20 Wen-Biao Han , Remo Ruffini , She-Sheng Xue

Electron-positron pair production from vacuum in a strong electric field oscillating in time is studied. The field is assumed to consist of two consecutive pulses, with variable time delay in between. Pair production probabilities are…

Plasma Physics · Physics 2019-05-22 L. F. Granz , O. Mathiak , S. Villalba-Chávez , C. Müller

Electron-positron pair production in strong electric fields, i.e., the Sauter-Schwinger effect, is studied using the real-time Dirac-Heisenberg-Wigner formalism. Hereby, the electric field is modeled to be a homogeneous, single-pulse field…

High Energy Physics - Phenomenology · Physics 2019-05-07 Obulkasim Olugh , Zi-Liang Li , Bai-Song Xie , Reinhard Alkofer

Electron-positron pair production from vacuum in external electric fields with space and time dependencies is studied numerically using real time Dirac-Heisenberg-Wigner formalism. The influence of spatial focusing scale of the electric…

High Energy Physics - Phenomenology · Physics 2019-07-17 Mamutjan Ababekri , Bai-Song Xie , Jun Zhang

The vacuum of quantum electrodynamics is unstable against the formation of many-body states in the presence of an external electric field, manifesting itself as the creation of electron-positron pairs (Schwinger effect). This effect has…

High Energy Physics - Phenomenology · Physics 2011-07-01 Florian Hebenstreit

The production of electron-positron pairs in a time-dependent magnetic field is estimated in the hypotheses that the magnetic field is uniform over large distances with respect to the pair localization and it is so strong that the spacing…

High Energy Physics - Theory · Physics 2010-11-15 Giorgio Calucci

The process of electron-positron pair creation through multi-photon absorption in a space-time dependent electric field is analyzed using computational quantum field theory. Our findings reveal two distinct pair creation channels: the…

High Energy Physics - Phenomenology · Physics 2025-03-27 C. K. Li , X. X. Zhou , Q. Chen , B. An , Y. J. Li , N. S. Lin , Y. Wan
‹ Prev 1 2 3 10 Next ›