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Related papers: The Flavoured BFSS Model at High Temperature

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We study the bosonic part of the BMN matrix model for wide ranges of temperatures, values of the deformation parameter, and numbers of colors $16 \leq N \leq 48$. Using lattice computations, we analyze phase transitions in the model,…

High Energy Physics - Lattice · Physics 2022-05-31 Navdeep Singh Dhindsa , Raghav G. Jha , Anosh Joseph , Abhishek Samlodia , David Schaich

We study the second derivative of the free energy with respect to the fundamental mass (the mass susceptibility) for the Berkooz-Douglas model as a function of temperature and at zero mass. The model is believed to be holographically dual…

High Energy Physics - Theory · Physics 2018-11-14 Yuhma Asano , Veselin G. Filev , Samuel Kováčik , Denjoe O'Connor

We study the maximally supersymmetric BFSS model at finite temperature and its bosonic relative. For the bosonic model in $p+1$ dimensions, we find that it effectively reduces to a system of gauged Gaussian matrix models. The effective…

High Energy Physics - Theory · Physics 2017-01-03 Veselin G. Filev , Denjoe O'Connor

We study the thermal phase transition of the bosonic BMN model which is a mass deformed version of the bosonic part of the BFSS model. Our results connect the massless region of the phase diagram described by the bosonic BFSS model with the…

High Energy Physics - Theory · Physics 2022-02-15 Samuel Kováčik , Denjoe O'Connor , Yuhma Asano

We perform computer simulations of the Berkooz-Douglas (BD) matrix model, holographically dual to the D0/D4-brane intersection. We generate the fundamental condensate versus bare mass curve of the theory both holographically and from…

High Energy Physics - Theory · Physics 2017-01-03 Veselin G. Filev , Denjoe O'Connor

We analyze solutions to loop-truncated Schwinger-Dyson equations in massless N=2 and N=4 Wess-Zumino matrix quantum mechanics at finite temperature, where conventional perturbation theory breaks down due to IR divergences. We find a rather…

High Energy Physics - Theory · Physics 2013-04-09 Ying-Hsuan Lin , Shu-Heng Shao , Yifan Wang , Xi Yin

We formulate the high temperature expansion in supersymmetric matrix quantum mechanics with 4, 8 and 16 supercharges. The models can be obtained by dimensionally reducing N=1 U(N) super Yang-Mills theory in D=4,6,10 to 1 dimension,…

High Energy Physics - Theory · Physics 2009-05-20 Naoyuki Kawahara , Jun Nishimura , Shingo Takeuchi

The influence of various matter fields on the confining and finite-temperature properties of the (2+1)d Georgi-Glashow model is explored. At zero temperature, these fields are W-bosons, which play the role of heavy nodes, through which the…

High Energy Physics - Theory · Physics 2007-05-23 Dmitri Antonov

We study the phase diagram of the Gross-Neveu model in d=2+1 space-time dimensions in the plane spanned by temperature and the number of massless fermion flavors. We use a functional renormalization group approach based on a nonperturbative…

High Energy Physics - Phenomenology · Physics 2014-09-09 Daniel D. Scherer , Jens Braun , Holger Gies

The dynamics in quantum magnets can often be described by effective models with bosonic excitations obeying a hard-core constraint. Such models can be systematically derived by renormalization schemes such as continuous unitary…

Strongly Correlated Electrons · Physics 2014-08-12 Benedikt Fauseweh , Joachim Stolze , Götz S. Uhrig

In this work, we study the thermodynamic behavior of heavy-flavored meson matter in the framework of $(\sigma,\omega)$-meson-exchange model in relativistic mean field theory. We find a decreasing of the effective masses of $D$ and $B$…

High Energy Physics - Phenomenology · Physics 2012-12-06 L. M. Abreu , E. S. Nery , R. Rodrigues da Silva

We revisit the phase diagram of strong-interaction matter for the two-flavor quark-meson model using the Functional Renormalization Group. In contrast to standard mean-field calculations, an unusual phase structure is encountered at low…

High Energy Physics - Phenomenology · Physics 2018-02-28 Ralf-Arno Tripolt , Bernd-Jochen Schaefer , Lorenz von Smekal , Jochen Wambach

We reinvestigate the interaction of massless fermions with massless bosons at finite temperature. Specifically, we calculate the self-energy of massless fermions due the interaction with massless bosons at high temperature, which is the…

High Energy Physics - Phenomenology · Physics 2015-06-25 H. C. de Godoy Caldas

We study what happens to D and D_s mesons as the temperature increases, using lattice QCD simulations with N_f=2+1 dynamical flavours on anistropic lattices. We have access to five temperatures in the hadronic phase. Using the determined…

We present results from numerical simulations of the 2+1d SU(2)xSU(2) Nambu - Jona-Lasinio model with N_f=4 fermion flavours at zero and nonzero temperature T. At zero temperature, critical exponents are extracted from the scaling of the…

High Energy Physics - Lattice · Physics 2014-11-17 Costas G. Strouthos , David N. Walters

We develop a model of a binary fermionic mixture, consisting of large number of atoms, applicable at nonzero temperatures, in the normal phase. We use this approach to study dynamics of degenerate Fermi systems under various perturbations.…

Quantum Gases · Physics 2022-02-15 Jarosław Ryszkiewicz , Mirosław Brewczyk , Tomasz Karpiuk

We explore systems with a large number of fermionic degrees of freedom subject to non-local interactions. We study both vector and matrix-like models with quartic interactions. The exact thermal partition function is expressed in terms of…

High Energy Physics - Theory · Physics 2017-04-26 Dionysios Anninos , Guillermo A. Silva

Encouraged by recent developments in AdS/QCD models for light quark system, we study heavy quarkonium in the framework of the AdS/QCD models. We calculate the masses of $c\bar c$ vector meson states using the AdS/QCD models at zero and at…

High Energy Physics - Phenomenology · Physics 2008-11-26 Youngman Kim , Jong-Phil Lee , Su Houng Lee

We study the confining/deconfining phase transition in the mass deformed Yang-Mills matrix model which is obtained by the dimensional reduction of the bosonic sector of the four-dimensional maximally supersymmetric Yang-Mills theory…

High Energy Physics - Theory · Physics 2020-07-15 Yuhma Asano , Samuel Kováčik , Denjoe O'Connor

In this paper we calculate the basic thermodynamical quantities for a system of bosonic simple harmonic oscillators (BSHOs) and the corresponding system of fermionic simple harmonic oscillators (FSHOs) using a dispersion relationship…

Statistical Mechanics · Physics 2020-01-08 Metin Güner , Metin Arık
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