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In this paper, we discuss the potential analysis of the holographic Schwinger effect in the bottom up AdS/QCD model. We study the effect of the magnetic field on the critical field and total potential in finite chemical potential case. By…

High Energy Physics - Phenomenology · Physics 2021-08-12 Zhou-Run Zhu , Yang-Kang Liu , Defu Hou

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

Using the AdS/CFT correspondence, we calculate the vacuum decay rate for the Schwinger effect in confining large $N_{c}$ gauge theories. The instability is induced by the quark antiquark pair creation triggered by strong electromagnetic…

High Energy Physics - Theory · Physics 2014-12-30 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 perform the potential analysis for the holographic Schwinger effect in a deformed $AdS_5$ model with conformal invariance broken by a background dilaton. We evaluate the static potential by analyzing the classical action of a string…

High Energy Physics - Theory · Physics 2021-02-03 Yue Ding , Zi-qiang Zhang

We consider the phenomenon of spontaneous pair production in presence of an external electric field for noncommutative Yang Mills theories. Using Maldacena's holographic conjecture the threshold electric field for pair production is…

High Energy Physics - Theory · Physics 2021-04-28 Udit Narayan Chowdhury

The Schwinger effect in the presence of instantons is considered in this paper. Using AdS/CFT correspondence in the near horizon limit of the D3+D($-1$)-brane background, we calculate the total potential of a quark-antiquark pair in an…

High Energy Physics - Theory · Physics 2018-03-15 Leila Shahkarami , Majid Dehghani , Parvin Dehghani

We perform the potential analysis for the holographic Schwinger effect in a rotating deformed AdS black-hole background. We calculate the total potential of a quark-antiquark ($Q\bar{Q}$) pair in an external electric field and evaluate the…

High Energy Physics - Theory · Physics 2022-10-12 Yi-ze Cai , Rui-ping Jing , Zi-qiang Zhang

This is a review of the recent progress on a holographic description of the Schwinger effect. In 2011, Semenoff and Zarembo proposed a scenario to study the Schwinger effect in the context of the AdS/CFT correspondence. The production rate…

High Energy Physics - Theory · Physics 2015-04-21 Daisuke Kawai , Yoshiki Sato , Kentaroh Yoshida

By solving the Einstein equations of the graviton coupling with a real scalar dilaton field, we establish a general framework to self-consistently solve the geometric background with black-hole for any given phenomenological holographic…

High Energy Physics - Theory · Physics 2011-09-26 Danning Li , Song He , Mei Huang , Qi-Shu Yan

We investigate the effect of external magnetic fields on equilibration in the improved holographic QCD theory in the deconfined phase using the AdS/CFT correspondence. In particular we calculate the quasinormal mode spectra in the…

High Energy Physics - Theory · Physics 2017-04-26 Tuna Demircik , Umut Gursoy

In this paper, we consider a deformed AdS background and study effect of deformation parameter on the pair production rate of the Schwinger effect. The electrostatic potential is important for the pair production in the holographic…

High Energy Physics - Theory · Physics 2017-04-11 J. Sadeghi , B. Pourhassan , S. Tahery , F. Razavi

We construct the six dimensional Quantum Chromodynamics (QCD) Lagrangian in a linear covariant gauge and subsequently renormalize it at two loops in the MSbar scheme. The coupling constant corresponding to the gauge interaction is…

High Energy Physics - Theory · Physics 2016-02-17 J. A. Gracey

The QCD phase diagram in the temperature versus quark chemical potential plane is studied in the presence of a magnetic field, using the linear sigma model coupled to quarks. It is shown that the decrease of the couplings with increasing…

High Energy Physics - Phenomenology · Physics 2015-12-02 Alejandro Ayala , C. A. Dominguez , L. A. Hernandez , M. Loewe , R. Zamora

In this paper, we follow a `bottom-up' AdS/QCD approach to holographically probe the dynamics of a moving $q\bar{q}$ pair inside a strongly coupled plasma at the boundary. We consider a deformed AdS-Reissner Nordstr\"om metric in the bulk…

High Energy Physics - Theory · Physics 2020-04-27 Ashis Saha , Sunandan Gangopadhyay

We investigate the response of a hot gas of quarks to external electric fields via leading-order perturbation theory. In particular, we discuss how equilibrium is maintained in the presence of the electric field and calculate the electric…

High Energy Physics - Phenomenology · Physics 2023-02-09 Gergely Endrődi , Gergely Markó

We are doubtlessly familiar with some edition of Jackson's tome on electrodynamics, and Schwinger's calculation of the anomalous magnetic moment of the electron in QED. From the perspective of strong interactions, however, electromagnetic…

High Energy Physics - Lattice · Physics 2011-11-03 B. C. Tiburzi

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

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

An electric field quench, a suddenly applied electric field, can induce nontrivial dynamics in confining systems which may lead to thermalization as well as a deconfinement transition. In order to analyze this nonequilibrium transitions,we…

High Energy Physics - Theory · Physics 2015-06-22 Koji Hashimoto , Shunichiro Kinoshita , Keiju Murata , Takashi Oka
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