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Related papers: A Computer Test of Holographic Flavour Dynamics II

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We investigate a holographic model for both spontaneous and explicit symmetry breaking of non-abelian flavour symmetries. This consists of a bottom-up model inspired by the top-down D3/D7 probe brane model that incorporates the running…

High Energy Physics - Theory · Physics 2024-07-24 Johanna Erdmenger , Nick Evans , Yang Liu , Werner Porod

We complete the analysis of transport phenomena in p-wave superfluids within gauge/gravity duality, using the SU(2) Einstein-Yang-Mills model with backreaction. In particular, we analyze the fluctuation modes of helicity zero in addition to…

High Energy Physics - Theory · Physics 2015-06-12 Johanna Erdmenger , Daniel Fernandez , Hansjörg Zeller

Gauge/gravity duality has proved to be a very successful tool for describing strongly coupled systems in particle physics and heavy ion physics. The application of the gauge/gravity duality to quantum matter is a promising candidate to…

High Energy Physics - Theory · Physics 2012-10-09 Johanna Erdmenger , Patrick Kerner , Steffen Muller

With an auxiliary weak external magnetic field, we reexamine the fundamental thermodynamic function, Gibbs free energy F(T, h), to study the phase transitions in the classical spin lattice models. A cross derivative, i.e. the second-order…

Strongly Correlated Electrons · Physics 2020-04-22 Y. Chen , K. Ji , Z. Y. Xie , J. F. Yu

We investigate the corresponding relation between $f(R)$ gravity and an interacting holographic dark energy. By obtaining conditions needed for some observational evidence such as, positive acceleration expansion of universe, crossing the…

Cosmology and Nongalactic Astrophysics · Physics 2015-06-04 Kh. Saaidi , A. Aghamohammadi

Self-duality in Euclidean gravitational set ups is a tool for finding remarkable geometries in four dimensions. From a holographic perspective, self-duality sets an algebraic relationship between two a priori independent boundary data: the…

High Energy Physics - Theory · Physics 2014-06-11 P. Marios Petropoulos

We consider a two-dimensional Bose gas in the dilute regime where $\rho a^2$ is small. For temperatures below the Berezinskii-Kosterlitz-Thouless critical temperature, we derive an explicit upper bound for the free energy density using…

Mathematical Physics · Physics 2026-04-14 Florian Haberberger , Lukas Junge

In the framework of the AdS/CFT correspondence, we find a neutral complex scalar field dynamics in a $2+1$ dimensional black hole background which can provide a scheme for studying the pattern formation process in $1+1$ dimensional…

High Energy Physics - Theory · Physics 2025-03-03 Chuan-Yin Xia , Hua-Bi Zeng

A holographic realization for ferromagnetic systems has been constructed. Owing to the holographic dictionary proposed on the basis of this realization, we obtained relevant thermodynamic quantities such as magnetization, magnetic…

High Energy Physics - Theory · Physics 2016-01-13 Naoto Yokoi , Masafumi Ishihara , Koji Sato , Eiji Saitoh

We study the holographic dual of flavors in a Chern-Simons matter theory at non-zero temperature, realized as D6-branes in the type IIA black hole dual in the ABJM background geometry. We consider both massive and massless flavors. The…

High Energy Physics - Theory · Physics 2015-06-12 Niko Jokela , Javier Mas , Alfonso V. Ramallo , Dimitrios Zoakos

Polyakov loop correlations at finite temperature in two-flavor QCD are studied in lattice simulations with the RG-improved gluon action and the clover-improved Wilson quark action. From the simulations on a $16^3 \times 4$ lattice, we…

High Energy Physics - Lattice · Physics 2008-11-26 Y. Maezawa , S. Ejiri , T. Hatsuda , N. Ishii , N. Ukita , S. Aoki , K. Kanaya

We analyze 2-point functions in the relativistic Bose gas on the lattice, i.e., a charged scalar phi-4 field with chemical potential mu. Using a generalized worm algorithm we perform a Monte Carlo simulation in a dual representation in…

High Energy Physics - Lattice · Physics 2015-06-12 Christof Gattringer , Thomas Kloiber

We review the construction of gravitational solutions holographically dual to N=1 quiver gauge theories with dynamical flavor multiplets. We focus on the D3-D7 construction and consider the finite temperature, finite quark chemical…

High Energy Physics - Theory · Physics 2015-05-30 Francesco Bigazzi , Aldo L. Cotrone , Javier Mas , Daniel Mayerson , Javier Tarrio

Second order phase transitions are universally driven by an order parameter which becomes trivial at the critical point. At the same time, collective excitations which involve the amplitude of the order parameter develop a gap which…

High Energy Physics - Theory · Physics 2022-09-07 Aristomenis Donos , Christiana Pantelidou

We derive a Debye-H\"uckel-like model of the electric ion-ion interaction for non-constant dielectric susceptibility, which does not depend on any kind of charging process due to its foundation in the general framework of non-equilibrium…

Chemical Physics · Physics 2025-02-24 Wolfgang Dreyer , Rüdiger Müller

We study strongly coupled ABJM theory on the 3-sphere with massive quenched flavor using the AdS/CFT correspondence. The holographic dual consists of type IIA supergravity with probe D6-branes. The flavor mass is a relevant deformation…

High Energy Physics - Theory · Physics 2022-03-24 Niko Jokela , Jani Kastikainen , Elias Kiritsis , Francesco Nitti

In order to make progress towards more realistic models of holographic fermion physics, we use gauge/gravity duality to compute the dispersion relations for quasinormal modes and collective modes for the electron cloud background, i.e. the…

High Energy Physics - Theory · Physics 2019-03-27 Ulf Gran , Marcus Tornsö , Tobias Zingg

We test the gauge/gravity duality between the matrix model and type IIA string theory at low temperatures with unprecedented accuracy. To this end, we perform lattice Monte Carlo simulations of the Berenstein-Maldacena-Nastase (BMN) matrix…

We investigate a simple model corresponding to particles driven in opposite directions and interacting via a repulsive potential. The particles move off-lattice on a periodic strip and are subject to random forces as well. We show that this…

Statistical Mechanics · Physics 2009-10-31 Dirk Helbing , Illes Farkas , Tamas Vicsek

The finite temperature phase transition in the SU(2) Higgs model at a Higgs boson mass $M_H \simeq 34$ GeV is studied in numerical simulations on four-dimensional lattices with time-like extensions up to $L_t=5$. The effects of the finite…

High Energy Physics - Lattice · Physics 2009-10-28 F. Csikor , Z. Fodor , J. Hein , A. Jaster , I. Montvay
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