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We study the condensation of a charged scalar field in a $(3+1)$-dimensional asymptotically AdS background in the context of Einsteinian cubic gravity, featuring a holographic superconductor with higher curvature corrections corresponding…

High Energy Physics - Theory · Physics 2022-06-14 José D. Edelstein , Nicolás Grandi , Alberto Rivadulla Sánchez

Phase transformations can be difficult to characterize at the microscopic level due to the inability to directly observe individual atomic motions. Model colloidal systems, by contrast, permit the direct observation of individual particle…

Soft Condensed Matter · Physics 2015-04-21 Ye Yang , Lin Fu , Catherine Marcoux , Joshua E. S. Socolar , Patrick Charbonneau , Benjamin B. Yellen

In this paper we study thermalization in a strongly coupled system via AdS/CFT. Initially, the energy is injected into the system by turning on a spatially homogenous scalar source coupled to a marginal composite operator. The…

High Energy Physics - Theory · Physics 2012-10-26 Bin Wu

We analyze the phase diagram of N=4 supersymmetric Yang-Mills theory with fundamental matter in the presence of a background magnetic field and nonzero baryon number. We identify an isolated quantum critical point separating two differently…

High Energy Physics - Theory · Physics 2015-05-18 Kristan Jensen , Andreas Karch , Ethan G. Thompson

Consistent with cosmological constraints, there are scenarios with the large lepton asymmetry which can lead to the finite baryochemical potential at the cosmic QCD phase transition scale. In this paper, we investigate this possibility in…

High Energy Physics - Theory · Physics 2018-02-14 M. Ahmadvand , K. Bitaghsir Fadafan

We describe the temperature-chemical potential phase diagrams of holographic models of a range of strongly coupled gauge theories that display chiral symmetry breaking/restoration transitions. The models are based on the D3/probe-D7 system…

High Energy Physics - Theory · Physics 2015-05-30 Nick Evans , Astrid Gebauer , Keun-Young Kim , Maria Magou

The phase structure of holographic entanglement entropy is studied in massive gravity for the quantum systems with finite and infinite volumes, which in the bulk is dual to calculate the minimal surface area for a black hole and black brane…

General Relativity and Quantum Cosmology · Physics 2016-11-30 Xiao-Xiong Zeng , Hongbao Zhang , Li-Fang Li

Focusing on the connection between the Landau theory of second order phase transitions and the holographic approach to critical phenomena, we study diverse field theories in an anti-de Sitter black hole background. Through simple analytical…

High Energy Physics - Theory · Physics 2011-09-15 Marc Bellon , Enrique F. Moreno , Fidel A. Schaposnik

We propose a holographic dual for (pseudo-)conformal cosmological scenario, with a scalar field that forms a moving domain wall in adS_5. The domain wall separates two vacua with unequal energy densities. Unlike in the existing…

High Energy Physics - Theory · Physics 2018-05-09 M. Libanov , V. Rubakov , S. Sibiryakov

We construct general models for holographic superconductivity parametrized by three couplings which are functions of a real scalar field and show that under general assumptions they describe superconducting phase transitions. While some…

High Energy Physics - Theory · Physics 2014-11-20 Francesco Aprile , Jorge G. Russo

We use holography to study the ground state of a system with interacting bosonic and fermionic degrees of freedom at finite density. The gravitational model consists of Einstein-Maxwell gravity coupled to a perfect fluid of charged fermions…

High Energy Physics - Theory · Physics 2015-06-22 Francesco Nitti , Giuseppe Policastro , Thomas Vanel

We consider interfacial phenomena accompanying bulk quantum phase transitions in presence of surface fields. On general grounds we argue that the surface contribution to the system free energy involves a line of singularities characteristic…

Statistical Mechanics · Physics 2013-05-30 Pawel Jakubczyk

We investigate the zero-temperature phase diagram of interacting Bose gases in the presence of a simple cubic optical lattice, going beyond the regime where the mapping to the single-band Bose-Hubbard model is reliable. Our computational…

Quantum Gases · Physics 2013-05-30 S. Pilati , M. Troyer

The holographic dual of a finite-temperature gauge theory with a small number of flavours typically contains D-brane probes in a black hole background. At low temperature the branes sit outside the black hole and the meson spectrum is…

High Energy Physics - Theory · Physics 2008-11-26 David Mateos , Robert C. Myers , Rowan M. Thomson

Our Universe is ruled by quantum mechanics and its extension Quantum Field Theory (QFT). However, the explanations for a number of cosmological phenomena such as inflation, dark energy, symmetry breakings, and phase transitions need the…

High Energy Physics - Phenomenology · Physics 2015-03-13 Houri Ziaeepour

The purpose of this report is to provide a framework for defining phase transition processes in two dimensional holographic superconductors, and to illustrate how they are useful to be described by holographic entanglement entropy. We study…

High Energy Physics - Theory · Physics 2018-04-11 Davood Momeni , Kairat Myrzakulov , Ratbay Myrzakulov

We perform Monte Carlo simulations of a three-dimensional spin system with a Hamiltonian which contains only four-spin interaction term. This system describes random surfaces with extrinsic curvature - gonihedric action. We study the…

Condensed Matter · Physics 2009-11-07 G. Koutsoumbas , G. K. Savvidy

The phase diagram and symmetry breaking patterns of a holographic CFT with U(1)$\times$SU(2) symmetry are analyzed using the simplest holographic action, namely Einstein-Yang-Mills (YM) theory with a negative cosmological constant. This is…

High Energy Physics - Theory · Physics 2024-09-20 Matti Järvinen , Elias Kiritsis , Francesco Nitti , Edwan Préau

We investigate the combined effect of rotation and finite chemical potential in the confinement/deconfinement transition of strongly interacting matter. The holographic description consists of a five-dimensional geometry that contains a…

High Energy Physics - Theory · Physics 2025-07-02 Nelson R. F. Braga , Octavio C. Junqueira

We build a holographic model for the pairing fluctuation pseudogap phase in fermionic high temperature superconductivity/superfluidity based on the BCS-BEC crossover scenario. The pseudogap originates from incoherent Cooper pairing and has…

High Energy Physics - Theory · Physics 2017-11-22 Oliver DeWolfe , Oscar Henriksson , Chaolun Wu
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