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To reveal the Schwinger effect for quarks, i.e., pair creation process of quarks and antiquarks, we derive the vacuum decay rate at strong coupling using AdS/CFT correspondence. Magnetic fields, in addition to the electric field responsible…

High Energy Physics - Theory · Physics 2015-06-19 Koji Hashimoto , Takashi Oka , Akihiko Sonoda

By using AdS/CFT, we study the critical electric field, the Schwinger pair creation rate and the potential phase diagram for the quark and anti quark in four confining supergravity backgrounds which are the Witten QCD, the Maldacena-Nunez,…

High Energy Physics - Theory · Physics 2015-09-25 Mahdis Ghodrati

We investigate Schwinger pair production in spatially inhomogeneous electric backgrounds. A critical point for the onset of pair production can be approached by fields that marginally provide sufficient electrostatic energy for an off-shell…

High Energy Physics - Phenomenology · Physics 2016-03-09 Holger Gies , Greger Torgrimsson

We discuss some aspects of critical electric and magnetic fields in a field theory with holographic dual description. We extend the analysis of arxiv:1109.2920, which finds a critical electric field at which the Schwinger pair production…

High Energy Physics - Theory · Physics 2015-06-11 S. Bolognesi , F. Kiefer , E. Rabinovici

We study the Schwinger effect in a system of non-parallel D1-branes for the bosonic strings using the path integral formalism. We drive the string pair creation rate by calculating the one loop vacuum amplitude of the setup in presence of…

High Energy Physics - Theory · Physics 2011-03-04 A. Jahan , D. Kamani

Electric fields may decay by quantum tunneling: as calculated by Schwinger, an electron-positron pair may be summoned from the vacuum. In this paper I calculate the pair-production rate at nonzero temperatures. I find that at high…

High Energy Physics - Theory · Physics 2019-01-29 Adam R. Brown

In the context of quantum electrodynamics, the decay of false vacuum leads to the production of electron-positron pair, a phenomenon known as the Schwinger effect. In practical experimental scenarios, producing a pair requires an extremely…

In the framework of QED with a strong background, we study particle creation (the Schwinger effect) by a time-dependent inverse square electric field. To this end corresponding exact in- and out-solutions of the Dirac and Klein-Gordon…

High Energy Physics - Theory · Physics 2019-01-08 T. C. Adorno , S. P. Gavrilov , D. M. Gitman

We study the effect of higher-derivative terms on holographic Schwinger effect by introducing the Gauss-Bonnet term in the gravity sector. Anti-de Sitter (AdS) soliton background is considered which is dual to confining phase of the…

High Energy Physics - Theory · Physics 2016-05-18 Shao-Jun Zhang , E. Abdalla

Electric fields can spontaneously decay via the Schwinger effect, the nucleation of a charged particle-anti particle pair separated by a critical distance $d$. What happens if the available distance is smaller than $d$? Previous work on…

High Energy Physics - Theory · Physics 2022-04-01 Xu-Yao Hu , Matthew Kleban , Cedric Yu

The response of a QCD-like gauge theory, holographically dual to a deformed $\mathrm{AdS}_5$ model, to constant electromagnetic fields is thoroughly investigated. The calculations in this paper are performed for three different cases, i.e.,…

High Energy Physics - Theory · Physics 2020-06-24 Davoud Masoumi , Leila Shahkarami , Farid Charmchi

We perform the potential analysis in holographic Schwinger effect in a deformed anti-de Sitter (AdS) background with backreaction due to the gluon condensate. We determine the potential by analyzing the classical string action attaching on…

High Energy Physics - Theory · Physics 2020-02-05 Zi-qiang Zhang , Xiangrong Zhu , De-fu Hou

We consider the process of electron-positron pair production in the presence of strong electric backgrounds being rapidly switched on and off and examine the total particle yield. For sufficiently sharp field profiles, the particle number…

High Energy Physics - Phenomenology · Physics 2025-01-09 I. A. Aleksandrov , D. G. Sevostyanov , V. M. Shabaev

Using the AdS/CFT correspondence, we construct the holographic dual of a tunneling instanton describing Schwinger pair creation in de Sitter space. Our approach allows us to extract the critical value of the electric field for which the…

High Energy Physics - Theory · Physics 2015-05-06 Willy Fischler , Phuc H. Nguyen , Juan F. Pedraza , Walter Tangarife

Via the worldline instanton method, we study electron-positron pair creation by a strong electric field of the profile $E/\cosh^2(kx)$ superimposed by a weaker pulse $E'/\cosh^2(\omega t)$. If the temporal Keldysh parameter…

High Energy Physics - Theory · Physics 2016-03-08 Christian Schneider , Ralf Schützhold

We investigate the phenomenon of electron-positron pair production from vacuum in the presence of a strong electric field superimposed by a weak but fast varying pulse which substantially increases the total particle yield. We employ a…

High Energy Physics - Phenomenology · Physics 2018-06-13 I. A. Aleksandrov , G. Plunien , V. M. Shabaev

Charged particles in static electric and magnetic fields have Landau levels and tunneling states from the vacuum. Using the instanton method of Phys. Rev. D 65, 105002 (2002), we obtain the formulae for the pair-production rate in spinor…

High Energy Physics - Theory · Physics 2011-07-18 Sang Pyo Kim , Don N. Page

Real-time quantum simulation of quantum field theory in (3+1)D requires large quantum computing resources. With a few-qubit quantum computer, we develop a novel algorithm and experimentally study the Schwinger effect, the electron-positron…

Quantum Physics · Physics 2022-12-28 Bin Xu , Wei Xue

We consider a charged scalar field in a $D$-dimensional de Sitter spacetime and investigate pair creation by a Schwinger mechanism in a constant electric field background. Using a semiclassical approximation the current of the created pairs…

High Energy Physics - Theory · Physics 2017-01-11 Ehsan Bavarsad , Clément Stahl , She-Sheng Xue

Schwinger pair production in some of space-dependent electromagnetic fields is studied analytically by using worldline instantons formalism for scalar quantum electrodynamics. With the increase of the modified Keldysh parameter…

High Energy Physics - Phenomenology · Physics 2022-10-26 Orkash Amat , Li-Na Hu , Adiljan Sawut , Melike Mohamedsedik , M. A. Bake , B. S. Xie