74 citations · 452 across the 21 of their papers we have counts for
22 papers · 1 filter
Lattice QCD at nonzero temperature and density
G. Aarts, C. Allton, S. Hands +6
We discuss some selected recent developments in the field of lattice QCD at nonzero temperature and density, describing in particular the transition from the hadronic gas to the qu…
Gluon Propagators in Lattice QCD with Nonzero Isospin Chemical Potential
V. G. Bornyakov, A. A. Nikolaev, R. N. Rogalyov +1
The static longitudinal and transverse gluon propagators in the Landau gauge are studied in lattice QCD with nonzero isospin chemical potential . Parameterization of the…
Electrical conductivity of the quark-gluon plasma: perspective from lattice QCD
Gert Aarts, Aleksandr Nikolaev
A discussion on the electrical conductivity of the quark-gluon plasma as determined by lattice QCD is given. After a reminder of basic definitions and expectations, various methods…
Lattice study of thermodynamic properties of dense QCD
N. Astrakhantsev, V. V. Braguta, E. -M. Ilgenfritz +2
In this paper we study thermodynamic properties of dense cold QCD within lattice simulation with dynamical rooted staggered quarks which in the continuum limit correspond t…
Properties of the QCD thermal transition with flavours of Wilson quark
G. Aarts, C. Allton, J. Glesaaen +8
We study properties of the thermal transition in QCD, using anisotropic, fixed-scale lattice simulations with flavours of Wilson fermion. Observables are compared for t…
Mesonic correlators at non-zero baryon chemical potential
G. Aarts, C. Allton, D. De Boni +6
In order to study the fate of mesons in thermal QCD at finite baryon chemical potential, we consider light mesonic correlation functions using the Taylor expansion to ${\cal O}((μ/…
Spectral quantities in thermal QCD: a progress report from the FASTSUM collaboration
Gert Aarts, Chris Allton, Jonas Glesaaen +8
In order to study spectral quantities in thermal QCD, the FASTSUM collaboration employs anisotropic lattice simulations with N_f=2+1 flavours of Wilson fermions. Here we discuss ou…
Gluon propagators in QCD at high baryon density
Vitaly Bornyakov, Andrey Kotov, Alexander Nikolaev +1
We study the transverse and longitudinal gluon propagators in the Landau-gauge lattice QCD with gauge group at nonzero quark chemical potential and zero temperature. We sho…
Lattice study of electromagnetic conductivity of quark-gluon plasma in external magnetic field
Nikita Yu. Astrakhantsev, Victor V. Braguta, Massimo D'Elia +3
We study the electromagnetic (e.m.) conductivity of QGP in a magnetic background by lattice simulations with dynamical rooted staggered fermions at the physical point.…
Finite-density QCD transition in magnetic field background
V. V. Braguta, M. N. Chernodub, A. Yu. Kotov +2
Using numerical simulations of lattice QCD with physical quark masses, we reveal the influence of magnetic-field background on chiral and deconfinement crossovers in finite-tempera…
Lattice study of QCD at finite chiral density: topology and confinement
N. Yu. Astrakhantsev, V. V. Braguta, A. Yu. Kotov +2
In this paper we study the properties of QCD at nonzero chiral density , which is introduced through chiral chemical potential . The study is performed within lattice sim…
Lattice study of static quark-antiquark interactions in dense quark matter
N. Yu. Astrakhantsev, V. G. Bornyakov, V. V. Braguta +4
In this paper we study the interactions among a static quark-antiquark pair in the presence of dense two-color quark matter with lattice simulation. To this end we compute Polyakov…
Lattice QCD at finite baryon density using analytic continuation
V. G. Bornyakov, D. L. Boyda, V. A. Goy +6
We simulate lattice QCD with two flavors of Wilson fermions at imaginary baryon chemical potential. Results for the baryon number density computed in the confining and deconfining…
Restoring canonical partition functions from imaginary chemical potential
V. G. Bornyakov, D. Boyda, V. Goy +4
Using GPGPU techniques and multi-precision calculation we developed the code to study QCD phase transition line in the canonical approach. The canonical approach is a powerful tool…
Observation of deconfinement in a cold dense quark medium
V. G. Bornyakov, V. V. Braguta, E. -M. Ilgenfritz +3
In this paper we study the confinement/deconfinement transition in lattice QCD at finite quark density and zero temperature. The simulations are performed on an latt…
Lattice QCD thermodynamics at finite chemical potential and its comparison with Experiments
D. Boyda, V. G. Bornyakov, V. Goy +4
We compare higher moments of baryon numbers measured at the RHIC heavy ion collision experiments with those by the lattice QCD calculations. We employ the canonical approach, in wh…
Sign problem in finite density lattice QCD
V. A. Goy, V. Bornyakov, D. Boyda +4
The canonical approach, which was developed for solving the sign problem, may suffer from a new type of sign problem. In the canonical approach, the grand partition function is wri…
Study of lattice QCD at finite chemical potential using canonical ensemble approach
V. G. Bornyakov, D. L. Boyda, V. A. Goy +4
New approach to computation of canonical partition functions in lattice QCD is presented. We compare results obtained by new method with results obtained by known method of…
Study of lattice QCD at finite baryon density using the canonical approach
V. G. Bornyakov, D. L. Boyda, V. A. Goy +4
At finite baryon density lattice QCD first-principle calculations can not be performed due to the sign problem. In order to circumvent this problem, we use the canonical approach,…
Dyons and Roberge - Weiss transition in lattice QCD
V. G. Bornyakov, D. L. Boyda, V. A. Goy +6
We study lattice QCD with Wilson fermions at nonzero imaginary chemical potential and nonzero temperature. We relate the Roberge - Weiss phase transition to the properties…
New approach to canonical partition functions computation in lattice QCD at finite baryon density
V. G. Bornyakov, D. L. Boyda, V. A. Goy +4
We propose and test a new approach to computation of canonical partition functions in lattice QCD at finite density. We suggest a few steps procedure. We first compute numerically…
Study of the phase diagram of dense two-color QCD within lattice simulation
V. V. Braguta, E. -M. Ilgenfritz, A. Yu. Kotov +2
In this paper we carry out a low-temperature scan of the phase diagram of dense two-color QCD with quarks. The study is conducted using lattice simulation with rooted stagg…