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Title: Lattice QCD at the physical point: Simulation and analysis details: Budapest-Marseille-Wuppertal collaboration

Author: ; ; ; ; ; ; ; ; ;

Date: 2011

Submitted: 2020-04-07

(2011)

We give details of our precise determination of the light quark masses mud = (mu+md)/2 and ms in 2+1 flavor QCD, with simulated pion masses down to 120MeV, at five lattice spacings, and in large volumes. The details concern ...

Title: Lattice QCD at the physical point: light quark masses

Author: ; ; ; ; ; ; ; ; ;

Date: 2011

Submitted: 2020-04-07

(2011)

Title: QCD thermodynamics with dynamical overlap fermions

Author: ; ; ; ; ; ; ; ;

Date: 2012

Submitted: 2020-04-07

(2012)

We study QCD thermodynamics using two flavors of dynamical overlap fermions with quark masses corresponding to a pion mass of 350 MeV. We determine several observables on N-t = 6 and 8 lattices. All our runs are performed ...

Title: Isospin Splittings in the Light-Baryon Octet from Lattice QCD and QED

Author: ; ; ; ; ; ; ; ; ; ; Portelli, A; Ramos, A; Sastre, A; Szabo, K

Date: 2013

Submitted: 2020-04-07

(2013)

While electromagnetic and up-down quark mass difference effects on octet baryon masses are very small, they have important consequences. The stability of the hydrogen atom against beta decay is a prominent example. Here, ...

Title: Freeze-Out Parameters from Electric Charge and Baryon Number Fluctuations: Is There Consistency?

Author: ; ; ; ; ;

Date: 2014

Submitted: 2020-04-07

(2014)

Recent results for moments of multiplicity distributions of net protons and net-electric charge from the STAR Collaboration are compared to lattice QCD results for higher order fluctuations of baryon number and electric ...

Title: The QCD equation of state with dynamical quarks

Author: ; ; ; ; ; ; ;

Date: 2010

Submitted: 2020-04-07

(2010)

The present paper concludes our investigation on the QCD equation of state with 2 + 1 staggered flavors and one-link stout improvement. We extend our previous study [JHEP 01 (2006) 089] by choosing even finer lattices. ...

Title: QCD thermodynamics with continuum extrapolated Wilson fermions I

Author: ; ; ; ; ; ; ; ; ;

Date: 2012

Submitted: 2020-04-07

(2012)

QCD thermodynamics is considered using Wilson fermions in the fixed scale approach. The temperature dependence of the renormalized chiral condensate, quark number susceptibility and Polyakov loop is measured at four lattice ...

Title: Static QQ pair free energy and screening masses from correlators of Polyakov loops: continuum extrapolated lattice results at the QCD physical point

Author: ; ; ; ; ;

Date: 2015

Submitted: 2020-04-07

(2015)

We study the correlators of Polyakov loops, and the corresponding gauge invariant free energy of a static quark-antiquark pair in 2+1 flavor QCD at finite temperature. Our simulations were carried out on N-t = 6, 8, 10, ...

Title: Full result for the QCD equation of state with 2 +/- 1 flavors

Author: ; ; ; ; ;

Date: 2014

Submitted: 2020-04-07

(2014)

We present a full result for the 2 + 1 flavor QCD equation of state. All the systematics are controlled, the quark masses are set to their physical values, and the continuum extrapolation is carried out. This extends our ...

Title: Ratio F-K/F-pi in QCD

Author: ; ; ; ; ; ; ; ; ;

Date: 2010

Submitted: 2020-04-07

(2010)

We determine the ratio F-K/ F-pi in QCD with N-f =2 + 1 flavors of sea quarks, based on a series of lattice calculations with three different lattice spacings, large volumes, and a simulated pion mass reaching down to about ...

Title: High-precision scale setting in lattice QCD

Author: ; ; ; ; ; ; ; ; ; ; Szabo, KK

Date: 2012

Submitted: 2020-04-07

(2012)

Scale setting is of central importance in lattice QCD. It is required to predict dimensional quantities in physical units. Moreover, it determines the relative lattice spacings of computations performed at different values ...

Title: The QCD phase diagram at nonzero quark density

Author: ; ; ;

Date: 2011

Submitted: 2020-04-07

(2011)

We determine the phase diagram of QCD on the μ - T plane for small to moderate chemical potentials. Two transition lines are defined with two quantities, the chiral condensate and the strange quark number susceptibility. ...

Title: Freeze-out parameters: Lattice meets experiment

Author: ; ; ; ; ;

Date: 2013

Submitted: 2020-04-07

(2013)

We present our results for ratios of higher order fluctuations of electric charge as functions of the temperature. These results are obtained in a system of 2+1 quark flavors at physical quark masses and continuum extrapolated. ...

Title: Is There a Flavor Hierarchy in the Deconfinement Transition of QCD?

Author: ; ; ; ;

Date: 2013

Submitted: 2020-04-07

(2013)

We present possible indications for flavor separation during the QCD crossover transition based on continuum extrapolated lattice QCD calculations of higher order susceptibilities. We base our findings on flavor-specific ...

Title: Is there still any T-c mystery in lattice QCD? Results with physical masses in the continuum limit III

Author: ; ; ; ; ; ;

Date: 2010

Submitted: 2020-04-07

(2010)

The present paper concludes our investigations on the QCD cross-over transition temperatures with 2+1 staggered flavours and one-link stout improvement. We extend our previous two studies [Phys. Lett. B643 (2006) 46, JHEP ...

Title: The QCD transition temperature: results with physical masses in the continuum limit II

Author: ; ; ; ; ; ;

Date: 2009

Submitted: 2020-04-07

(2009)

We extend our previous study [Phys. Lett. B 643 (2006) 46] of the cross-over temperatures (T-c) of QCD. We improve our zero temperature analysis by using physical quark masses and finer lattices. In addition to the kaon ...

Title: Precision computation of the kaon bag parameter

Author: ; ; ; ; ; ; ; ; ; ; Szabo, KK

Date: 2011

Submitted: 2020-04-07

(2011)

Title: Local CP-violation and electric charge separation by magnetic fields from lattice QCD

Author: ; ; ; ; ;

Date: 2014

Submitted: 2020-04-07

(2014)

We study local CP-violation on the lattice by measuring the local correlation between the topological charge density and the electric dipole moment of quarks, induced by a constant external magnetic field. This correlator ...

Title: QCD quark condensate in external magnetic fields

Author: ; ; ; ; ;

Date: 2012

Submitted: 2020-04-07

(2012)

We present a comprehensive analysis of the light condensates in QCD with 1 + 1 + 1 sea quark flavors (with mass-degenerate light quarks of different electric charges) at zero and nonzero temperatures of up to 190 MeV and ...

Title: Up and Down Quark Masses and Corrections to Dashen's Theorem from Lattice QCD and Quenched QED

Author: ; ; ; ; ; ; ; ;

Date: 2016

Submitted: 2020-04-07

(2016)

In a previous Letter [Borsanyi et al., Phys. Rev. Lett. 111, 252001 (2013)] we determined the isospin mass splittings of the baryon octet from a lattice calculation based on N-f = 2 + 1 QCD simulations to which QED effects ...

Title: QCD equation of state at nonzero chemical potential: continuum results with physical quark masses at order mu(2)

Author: ; ; ; ; ; ;

Date: 2012

Submitted: 2020-04-07

(2012)

We determine the equation of state of QCD for nonzero chemical potentials via a Taylor expansion of the pressure. The results are obtained for N-f = 2 + 1 flavors of quarks with physical masses, on various lattice spacings. ...

Title: Precision SU(3) lattice thermodynamics for a large temperature range

Author: ; ; ; ;

Date: 2012

Submitted: 2020-04-07

(2012)

We present the equation of state (pressure, trace anomaly, energy density and entropy density) of the SU(3) gauge theory from lattice field theory in an unprecedented precision and temperature range. We control both finite ...

Title: Can the nearly conformal sextet gauge model hide the Higgs impostor?

Author: ; ; ; ; ;

Date: 2012

Submitted: 2020-04-07

(2012)

New results are reported from large scale lattice simulations of a frequently discussed strongly interacting gauge theory with a fermion flavor doublet in the two-index symmetric (sextet) representation of the SU(3) color ...

Title: Twelve massless flavors and three colors below the conformal window

Author: ; ; ; ;

Date: 2011

Submitted: 2020-04-07

(2011)

We report new results for a frequently discussed gauge theory with twelve fermion flavors in the fundamental representation of the SU(3) color gauge group. The model, controversial with respect to its conformality, is ...

Title: The lattice gradient flow at tree-level and its improvement

Author: ; ; ; ; ;

Date: 2014

Submitted: 2020-04-07

(2014)

The Yang-Mills gradient flow and the observable < E(t)>, defined by the square of the field strength tensor at t > 0, are calculated at finite lattice spacing and tree-level in the gauge coupling. Improvement of the flow, ...