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Related papers: Electron-positron pairs production in a macroscopi…

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It is demonstrated that a pair can be characterized under which mechanism it was created according to its conversion energy, a quantity defined as the sum of electron and its conjugate positron's mass-energy, in the study of…

Quantum Physics · Physics 2016-05-24 Ibrahim. Sitiwaldi , Zi-Liang Li , Bai-Song Xie

The bound-free electron-positron pair production is considered for relativistic heavy ion collisions. In particular, cross sections are calculated for the pair production with the simultaneous capture of the electron into the 1s ground…

Nuclear Theory · Physics 2009-07-31 M. Y. Sengul , M. C. Guclu , S. Fritzsche

We discuss electron-positron pair-production by super-intense, short laser pulses off the physical vacuum state locally deformed by (stripped) nuclei with large nuclear charges. Consequences of non-perturbative vacuum polarisation resulting…

Nuclear Theory · Physics 2009-10-30 Klaus Dietz , Michael Proebsting

Electron-positron pairs can be produced via the Schwinger mechanism in the presence of strong electric fields. In particular, the fields involved in $\alpha$ decay and nuclear fission are strong enough to produce them. The energy of the…

Nuclear Theory · Physics 2023-04-12 Thomas Settlemyre , Hua Zheng , Aldo Bonasera

The common tunneling picture of electron-positron pair creation in a strong electric field is generalized to pair creation in combined crossed electric and magnetic fields. This enhanced picture, being symmetric for electrons and positrons,…

Quantum Physics · Physics 2015-03-20 Anton Wöllert , Michael Klaiber , Heiko Bauke , Christoph H. Keitel

We consider the production of tau pairs by electron-positron colliding beams at the maximum cross section near the threshold. At this energy tau pairs are produced mostly in the s-wave which implies that the spin of the tau pairs are almost…

High Energy Physics - Phenomenology · Physics 2009-12-30 Yung Su Tsai

In the framework of QED we evaluate the cross section for electron-positron pair production by a single photon in the presence of the external Aharonov-Bohm potential in first order of perturbation theory. We analyse energy, angular and…

High Energy Physics - Theory · Physics 2009-10-30 V. D. Skarzhinsky , J. Audretsch , Ulf. Jasper

The resonant process of electron-positron pairproduction by an electron in a subcritical magnetic field has been studied when the pair is produced to exited Landau levels. The spin dependency of the process rate has been analyzed. In the…

High Energy Physics - Phenomenology · Physics 2017-02-14 O. Novak

A detailed analysis of electron-positron pair creation induced by a spatially nonuniform and static electric field from vacuum is presented. A typical example is provided by the Sauter potential. For this potential, we derive the analytic…

High Energy Physics - Theory · Physics 2011-12-20 A. Chervyakov , H. Kleinert

The emission of electron-positron pairs off a probe photon propagating through a polarized short-pulsed electromagnetic (e.g.\ laser) wave field is analyzed. A significant increase of the total cross section of pair production in the…

High Energy Physics - Phenomenology · Physics 2015-06-05 A. I. Titov , H. Takabe , B. Kampfer , A. Hosaka

Electron-positron pairs may be produced near accreting black holes by a variety of physical processes, and the resulting pair plasma may be accelerated and collimated into a relativistic jet. Here we use a self-consistent dynamical and…

High Energy Astrophysical Phenomena · Physics 2015-05-27 Monika Moscibrodzka , Charles F. Gammie , Joshua C. Dolence , Hotaka Shiokawa

Using semiclassical WKB-methods, we calculate the rate of electron-positron pair-production from the vacuum in the presence of two external fields, a strong (space- or time-dependent) classical field and a monochromatic electromagnetic…

Plasma Physics · Physics 2015-09-09 Hagen Kleinert , She-Sheng Xue

The simultaneous creation of multiple electron-positron pairs by localized strong electric fields is studied by utilizing a time- and space-resolved quantum field theory approach. It is demonstrated that the number of simultaneously created…

Quantum Physics · Physics 2017-09-26 Q. Z. Lv , Heiko Bauke

The electron-positron pair creation in a supercritical static asymmetric potential well, which is composed of a subcritical and a supercritical potential separated by a fixed distance, is investigated using computational quantum field…

Quantum Physics · Physics 2025-10-14 Z. L. Li , A. R. Sun , J. H. Xia , J. X. Wu , Y. J. Li

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

The collective production of electron-positron pairs by electrostatic waves in quantum plasmas is investigated. In particular, a semi-classical governing set of equation for a self-consistent treatment of pair creation by the Schwinger…

Quantum Physics · Physics 2007-05-23 M. Marklund , B. Eliasson , P. K. Shukla , L. Stenflo , M. E. Dieckmann , M. Parviainen

Resonant electron-positron pair production by a high-energy gamma quantum in the field of a nucleus and a quasi-monochromatic laser wave was theoretically studied. Under the resonant condition an intermediate virtual electron (positron) in…

Atomic Physics · Physics 2020-04-06 Sergei P. Roshchupkin , Nikita R. Larin , Victor V. Dubov

We evaluate the cross section for electron-positron pair production by a single high energy photon in the space-time of a static, straight cosmic string. Energy and momentum conservation precludes this process in empty Minkowski space. It…

Astrophysics · Physics 2009-10-22 Vladimir Skarzhinsky , Diego Harari , Ulf Jasper

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

We calculated the cross section of double electron-positron pair production with two-electron capture for the collisions of Pb+Pb ions and we did our calculations at LHC energies. We applied a similar methodology for the calculation of…

High Energy Physics - Phenomenology · Physics 2021-03-23 Melek Yilmaz Sengul