Universal magnetoresponse in QCD and N=4 SYM

Endrodi, Gergely and Kaminski, Matthias and Schaefer, Andreas and Wu, Jackson and Yaffe, Laurence (2018) Universal magnetoresponse in QCD and N=4 SYM. JOURNAL OF HIGH ENERGY PHYSICS (9): 070. ISSN 1029-8479,

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Abstract

Using recent lattice data on the thermodynamics of QCD in the presence of a background magnetic field, we show that the ratio of transverse to longitudinal pressure exhibits, to good accuracy, a simple scaling behavior over a wide range of temperature and magnetic field, essentially depending only on the ratio T/root B. We compare this QCD response to the corresponding magnetoresponse in maximally supersymmetric Yang Mills theory. Given suitable calibrations defining the comparison, we find excellent agreement. This may be viewed as a further test of the applicability of holographic models for hot QCD.

Item Type: Article
Uncontrolled Keywords: ; Conformal Field Theory; Gauge-gravity correspondence; Lattice QCD; Quark-Gluon Plasma
Subjects: 500 Science > 530 Physics
Divisions: Physics > Institute of Theroretical Physics > Chair Professor Schäfer > Group Andreas Schäfer
Depositing User: Dr. Gernot Deinzer
Date Deposited: 13 Dec 2019 08:19
Last Modified: 13 Dec 2019 08:19
URI: https://pred.uni-regensburg.de/id/eprint/13862

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