539 citations · 3.1k across the 111 of their papers we have counts for
28 papers · 1 filter
Lee-Yang zeros in lattice QCD for searching phase transition points
M. Wakayama, V. G. Bornyakov, D. L. Boyda +5
We report Lee-Yang zeros behavior at finite temperature and density. The quark number densities, <n>, are calculated at the pure imaginary chemical potential, where no sign problem…
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…
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…
Gluon propagators and center vortices in gluon plasma
M. N. Chernodub, Y. Nakagawa, A. Nakamura +2
We study electric and magnetic components of the gluon propagators in quark-gluon plasma in terms of center vortices by using a quenched simulation of SU(2) lattice theory. In the…
Quantum entanglement in SU(3) lattice Yang-Mills theory at zero and finite temperatures
Y. Nakagawa, A. Nakamura, S. Motoki +1
We examine the entanglement properties of the Yang-Mills theory by calculating entanglement entropy with using a SU(3) quenched lattice gauge simulation both in the confi…
Gluon propagators and center vortices at finite temperature
T. Saito, M. N. Chernodub, Atsushi Nakamura +1
We study influence of center vortices on infrared properties of gluons in the deconfinement phase of quenched QCD. We observe a significant suppression of the magnetic component of…
Manifestations of magnetic vortices in equation of state of Yang-Mills plasma
M. N. Chernodub, Atsushi Nakamura, V. I. Zakharov
The vacuum of Yang-Mills theory contains singular stringlike objects identified with center (magnetic) vortices. Percolation of magnetic vortices is known to be responsible for the…
Topological defects and equation of state of gluon plasma
M. N. Chernodub, Katsuya Ishiguro, Atsushi Nakamura +3
We show that the degrees of freedom associated with magnetic monopole- and vortexlike gluonic configurations make a strong contribution to the anomaly of the energy-momentum tensor…
Peculiarities in the Spectrum of the Adjoint Scalar Kinetic Operator in Yang-Mills Theory
J. Greensite, A. V. Kovalenko, S. Olejnik +3
We study the spectrum of low-lying eigenmodes of the kinetic operator for scalar particles, in the color adjoint representation of Yang-Mills theory. The kinetic operator is the co…
On topological properties of vacuum defects in lattice Yang-Mills theories
A. V. Kovalenko, S. M. Morozov, M. I. Polikarpov +1
We study correlations between low-lying modes of the overlap Dirac operator and vacuum defects, center vortices and three-dimensional volumes, in lattice SU(2) gluodynamics. The lo…
Localization of Low Lying Eigenmodes for Chirally Symmetric Dirac Operator
M. I. Polikarpov, F. V. Gubarev, S. M. Morozov +1
We consider properties of zero and near-zero modes for overlap fermion operator in SU(2) lattice gluodynamics. The density of the states is of the order of Lambda(QCD) while the lo…
Vacuum type of SU(2) gluodynamics in maximally Abelian and Landau gauges
M. N. Chernodub, Katsuya Ishiguro, Yoshihiro Mori +5
The vacuum type of SU(2) gluodynamics is studied using Monte-Carlo simulations in maximally Abelian (MA) gauge and in Landau (LA) gauge, where the dual Meissner effect is observed…
Evidence for fine tuning of fermionic modes in lattice gluodynamics
F. V. Gubarev, S. M. Morozov, M. I. Polikarpov +1
We consider properties of zero and near-zero fermionic modes in lattice gluodynamics. The modes are known to be sensitive to the topology of the underlying gluonic fields in the qu…
Localized eigenmodes of covariant Laplacians in the Yang-Mills vacuum
J. Greensite, S. Olejnik, M. I. Polikarpov +2
As a probe of the Yang-Mills vacuum, we study numerically the eigenmode spectrum of the covariant lattice Laplacian operator. We find that the eigenmodes at the low and high ends o…
A novel probe of the vacuum of the lattice gluodynamics
M. I. Polikarpov, S. N. Syritsyn, V. I. Zakharov
We introduce a notion of minimal number of negative links on the lattice for a given original configuration of SU(2) fields. Negative links correspond to a large potential, not nec…
Properties of P-vortex and monopole clusters in lattice SU(2) gauge theory
A. V. Kovalenko, M. I. Polikarpov, S. N. Syritsyn +1
We study the action and geometry of P-vortices, discriminating between the percolating and finite clusters. We also discuss the interrelation of the monopoles and P-vortices. To de…
Interplay of Monopoles and P-Vortices
A. V. Kovalenko, M. I. Polikarpov, S. N. Syritsyn +1
We show that P-Vortices in the confinement phase of SU(2) lattice gauge theory form one large percolating (infrared) cluster and a number of small (ultraviolet) clusters. We discus…
Geometry of the monopole clusters at different scales
V. G. Bornyakov, P. Yu. Boyko, M. I. Polikarpov +1
We present results of measurements of various geometrical characteristics of the monopole clusters in the maximally Abelian projection of SU(2) lattice gauge theory. We observe sca…