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Related papers: Pair Production in Circularly Polarized Waves

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We investigate the conditions required for the production of electron-positron pairs above a pulsar polar cap (PC) and the influence of pair production on the energetics of the primary particle acceleration. Assuming space-charge limited…

Astrophysics · Physics 2016-08-30 Alice K. Harding , Alexander G. Muslimov , Bing Zhang

We examine the phenomenon of electron-positron pair production from vacuum in a combination of two counterpropagating electromagnetic pulses having a duration of the order of the Compton time. We show that in this extreme short-time domain,…

High Energy Physics - Phenomenology · Physics 2024-11-19 I. A. Aleksandrov , N. N. Rosanov

In recent years, a large number of papers have appeared that dealt with $\EPEM$ pair production in heavy ion collisions at high energies. To a large extent these studies were motivated by the existence of relativistic heavy ion accelerators…

Nuclear Theory · Physics 2008-11-26 Gerhard Baur , Kai Hencken , Dirk Trautmann

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

We give an exact, analytic, and manifestly gauge invariant account of pair production in combined longitudinal and transverse electromagnetic fields, both depending arbitrarily on lightfront time. The instantaneous, nonperturbative…

High Energy Physics - Phenomenology · Physics 2011-12-19 Florian Hebenstreit , Anton Ilderton , Mattias Marklund

In the framework of QED, scalar pair production by a single linearly polarized high-energy photon in the presence of an external Aharonov-Bohm potential is investigated. The exact scattering solutions of the Klein-Gordon equation in…

High Energy Physics - Theory · Physics 2011-07-19 G. Y. Shahin , M. S. Shikakhwa

The probability of electron-positron pair creation by a focused laser pulse is calculated. For description of the focused laser pulse we use a 3-dimensional model of the electromagnetic field which is based on an exact solution of Maxwell…

High Energy Physics - Phenomenology · Physics 2009-11-10 S. S. Bulanov , N. B. Narozhny , V. D. Mur , V. S. Popov

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

The possibility in principle of the determining high energy photon circular polarization by the measurement of the created electron polarization in the process of triplet photoproduction $\gamma +e^-\rightarrow e^+e^- +e^-$ is investigated.…

High Energy Physics - Phenomenology · Physics 2015-06-12 G. I. Gakh , M. I. Konchatnij , I. S. Levandovsky , N. P. Merenkov

We study higher-order effects in the electromagnetic production of electron-positron pairs in relativistic heavy ion collisions. Treating the field of the heavy ions as an external field and neglecting the interaction among electrons and…

Nuclear Theory · Physics 2009-10-28 Kai Hencken , Dirk Trautmann , Gerhard Baur

The momentum distributions of electron-hole (EH) pair production in graphene for two arbitrarily polarized electric fields with a time delay are investigated employing a massless quantum kinetic equation and compared with the results…

Mesoscale and Nanoscale Physics · Physics 2024-10-22 R. Z. Jiang , Z. L. Li , Y. J. Li

The exact solutions of the wave equation for arbitrary spin particles in the field of the soliton-like electric impulse were obtained. The differential probability of pair production of particles by electromagnetic fields has been evaluated…

High Energy Physics - Phenomenology · Physics 2007-05-23 S. I. Kruglov

In this article we review a theoretical framework for pair production from strong external electromagnetic fields. We propose a numerical method to solve the resulting equations of motion and present results for both cases of spatially…

Plasma Physics · Physics 2012-07-19 Dániel Berényi , Péter Lévai , Vladimir Skokov

The creation of quark-antiquark pairs by vacuum polarisation in the presence of classical fields is studied based on their propagators in the background. Especially the issue of gauge invariance and particularities of particle production in…

High Energy Physics - Phenomenology · Physics 2017-08-23 Dennis D. Dietrich

The advent of laser-driven high-intensity $\gamma$-photon beams has opened up new opportunities for designing advanced photon-photon colliders. Such colliders have the potential to produce a large yield of linear Breit-Wheeler (LBW) pairs…

High Energy Physics - Phenomenology · Physics 2023-05-31 Qian Zhao , Yan-Xi Wu , Mamutjan Ababekri , Zhong-Peng Li , Liang Tang , Jian-Xing Li

We investigate the angular distribution of positrons in the coherent process electronpositron pair creation process by high-energy photons in a periodically deformed single crystal with a complex base. The formula for the corresponding…

High Energy Physics - Theory · Physics 2009-04-24 V. V. Parazian

The photo-production of a pair of scalar particles in the presence of an intense, circularly polarized laser beam is investigated. Using the optical theorem within the framework of scalar quantum electrodynamics, explicit expressions are…

High Energy Physics - Phenomenology · Physics 2013-01-14 Selym Villalba-Chávez , Carsten Müller

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 estimate the energy distribution of positrons produced in the interaction of ultra-relativistic electrons with a high-intensity laser beam. The underlying trident process is factorized on the probabilistic level. That is, we deploy a…

High Energy Physics - Phenomenology · Physics 2022-01-05 A. I. Titov , U. Hernandez Acosta , B. Kampfer

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