Studying a charged quark gluon plasma via holography and higher derivative corrections

Waeber, Sebastian and Schaefer, Andreas (2018) Studying a charged quark gluon plasma via holography and higher derivative corrections. JOURNAL OF HIGH ENERGY PHYSICS (7): 069. ISSN 1029-8479,

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Abstract

We compute finite't Hooft coupling corrections to observables related to charged quantities in a strongly coupled N = 4 supersymmetric Yang-Mills plasma. The coupling corrected equations of motion of gauge fields are explicitly derived and differ from findings of previous works, which contained several small errors with large impact. As a consequence the O(gamma)-corrections to the observables considered, including the conductivity, quasinormal mode frequencies, in and off equilibrium spectral density and photoemission rates, become much smaller. This suggests that infinite coupling results obtained within AdS/CFT are little modi fied for the real QCD coupling strength.

Item Type: Article
Uncontrolled Keywords: COUPLING-CONSTANT DEPENDENCE; YANG-MILLS THEORY; AdS-CFT Correspondence; Holography and quark-gluon plasmas
Subjects: 500 Science > 530 Physics
Divisions: Physics > Institute of Theroretical Physics > Chair Professor Schäfer > Group Andreas Schäfer
Depositing User: Dr. Gernot Deinzer
Date Deposited: 18 Mar 2020 13:32
Last Modified: 01 Apr 2020 13:27
URI: https://pred.uni-regensburg.de/id/eprint/14244

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