English
Related papers

Related papers: Thermalization in External Magnetic Field

200 papers

We construct the thermodynamics of energy magnetization in the presence of gravitomagnetic field. We show that the free energy must be modified to account for the modification of the energy current operator in the presence of a confining…

Mesoscale and Nanoscale Physics · Physics 2021-01-04 Yinhan Zhang , Yang Gao , Di Xiao

Understanding how the thermodynamic properties of a black hole are modified when probed by D-branes is an important problem in AdS/CFT. This work focuses on a recently proposed black hole/D3-brane system in AdS$_5\times$S$^5$, which is dual…

High Energy Physics - Theory · Physics 2023-12-21 Alejandro Cabo-Bizet , Marina David , Alfredo González Lezcano

Orbital magnetism is studied for graphene flakes with various shapes and edge configurations using the tight-binding approximation. In the low-temperature regime where the thermal energy is much smaller than to the energy level spacing, the…

Mesoscale and Nanoscale Physics · Physics 2013-03-27 Yuya Ominato , Mikito Koshino

We compute the meson spectrum of an N=2 super Yang-Mills theory with fundamental matter from its dual string theory on AdS_5 x S_5 with a D7-brane probe. For scalar and vector mesons with arbitrary R-charge the spectrum is computed in…

High Energy Physics - Theory · Physics 2011-07-19 Martin Kruczenski , David Mateos , Robert C. Myers , David J. Winters

We study the thermal helicity, defined in arXiv:1211.3850, of a conformal field theory with anomalies in the context of AdS$_{2n+1}$/CFT$_{2n}$. To do so, we consider large charged rotating AdS black holes in the…

High Energy Physics - Theory · Physics 2015-06-17 Tatsuo Azeyanagi , R. Loganayagam , Gim Seng Ng , Maria J. Rodriguez

The dynamics of a probe brane in a given gravitational background is governed by the Dirac-Born-Infeld action. The corresponding open string metric arises naturally in studying the fluctuations on the probe. In Gauge-String duality, it is…

High Energy Physics - Theory · Physics 2016-03-23 Avik Banerjee , Arnab Kundu , Sandipan Kundu

The mechanism of rapid and selective heating of magnetic metal oxides under the magnetic field of microwaves which continues beyond the Curie temperature $ T_{c} $ is identified by using the Heisenberg model. Monte Carlo calculations based…

Materials Science · Physics 2009-02-13 Motohiko Tanaka , Hirohiko Kono , Koji Maruyama

We perform a numerical study to recognize the difference between various massive potentials in the dRGT massive gravity on the holographic thermalization in the AdS and AdS Gauss-Bonnet gravities. The massive potential in $4+1$ dimensions…

High Energy Physics - Theory · Physics 2017-10-17 Ali Nemati , Shahrokh Parvizi

In this paper we study the propagation of entanglement entropy after a global instantaneous quench on the CFT boundary of AdS bulk. We consider the Gauss-Bonnet model as a higher curvature gravity model for which we correct the RT(HRT)…

High Energy Physics - Theory · Physics 2018-12-14 Hossein Ghaffarnejad , Emad Yaraie , Mohammad Farsam

We investigate full QCD with (2+1)-flavour of HISQ fermions at the physical point in the presence of uniform Abelian chromomagnetic background fields. Our focus is on the renormalized light and strange chiral condensate around the…

High Energy Physics - Lattice · Physics 2024-07-11 Paolo Cea , Leonardo Cosmai

We consider thermal strongly-coupled N=2 SYM theory with fundamental matter at finite isospin chemical potential. Using gauge/gravity duality, i.e. a probe of two flavor D7-branes embedded in the AdS black hole background, we find a…

High Energy Physics - Theory · Physics 2009-10-16 Martin Ammon , Johanna Erdmenger , Matthias Kaminski , Patrick Kerner

A D3-brane probe in the context of AdS/CFT correspondence at finite temperature is considered. The supergravity predictions for the physical effective couplings of the world-volume gauge theory of the probe brane are compared to those…

High Energy Physics - Theory · Physics 2010-02-03 E. Kiritsis

We report observation of substantial thermal relaxation in single crystal of charge ordered system Pr$_{0.63}$Ca$_{0.37}$MnO$_3$ in an applied magnetic field of H = 8T. The relaxation is observed when the temperature is scanned in presence…

Strongly Correlated Electrons · Physics 2009-10-31 A. K. Raychaudhuri , Ayan Guha , I. Das , R. Rawat , C. N. R. Rao

Using the AdS/CFT correspondence, we probe the scale-dependence of thermalization in strongly coupled field theories following a quench via saddlepoint calculations of 2-point functions, Wilson loops and entanglement entropy in $d=2,3,4$.…

High Energy Physics - Theory · Physics 2011-05-23 V. Balasubramanian , A. Bernamonti , J. de Boer , N. Copland , B. Craps , E. Keski-Vakkuri , B. Müller , A. Schäfer , M. Shigemori , W. Staessens

We propose a new model of flavour chiral symmetry breaking in a (2+1)-dimensional defect gauge theory of strongly coupled fermions by introducing probe D5/anti-D5-flavour branes on the conifold. After working out the flavour brane…

High Energy Physics - Theory · Physics 2013-12-25 Veselin G. Filev , Matthias Ihl , Dimitrios Zoakos

We investigate the effect of a homogeneous magnetic field on the thermal deconfinement transition of QCD in the large $N_c$ limit. First we discuss how the critical temperature decreases due to the inclusion of $N_f \ll N_c$ flavors of…

High Energy Physics - Phenomenology · Physics 2013-08-08 Eduardo S. Fraga , Jorge Noronha , Leticia F. Palhares

We consider the AdS/dS CFT correspondence and study the nature of the thermal bath of the de Sitter field theory using holography. Unlike the temperature of a thermal field theory in flat spacetime, the temperature of a superconformal field…

High Energy Physics - Theory · Physics 2017-08-09 Chong-Sun Chu , Dimitrios Giataganas

The changes in the cosmic microwave background (CMB) spectrum seen as an increase of temperature due to a strong magnetic field are determined and their influence on the polarization of the radiation is exhibited. The effect is due to the…

Cosmology and Nongalactic Astrophysics · Physics 2014-12-24 Zofia Bialynicka-Birula , Iwo Bialynicki-Birula

We study the 21-cm differential brightness temperature in the presence of primordial helical magnetic fields for redshift $z=10-30$. We argue that the $\alpha$-effect that sets in at earlier time can be helpful in lowering the gas…

Cosmology and Nongalactic Astrophysics · Physics 2020-06-25 Pravin Kumar Natwariya , Jitesh R. Bhatt

We propose an adiabatic magnetization process for cooling the Fermi electron gas to ultra-low temperatures as an alternative to the known adiabatic demagnetization mechanism. We show via a new adiabatic equation that at the constant density…

Plasma Physics · Physics 2019-04-03 Nodar L. Tsintsadze , Levan N. Tsintsadze