Publications (26)
Study of the finite temperature transition in 3-flavor QCD using the R and RHMC algorithms
M. Cheng, N. H. Christ, M. A. Clark +12
We study the finite temperature transition in QCD with three flavors of equal masses using the R and RHMC algorithm on lattices with temporal extent N_Ï=4 and 6. For the transitio…
On the magnetic equation of state in (2+1)-flavor QCD
S. Ejiri, F. Karsch, E. Laermann +6
A first study of critical behavior in the vicinity of the chiral phase transition of (2+1)-flavor QCD is presented. We analyze the quark mass and volume dependence of the chiral co…
Charmonium correlation and spectral functions at finite temperature
H. -T. Ding, A. Francis, O. Kaczmarek +3
We study the properties of charmonium states at finite temperature in quenched QCD on isotropic lattices. We measured charmonium correlators using non-perturbatively $\cO(a)$ impro…
Charmonium properties in hot quenched lattice QCD
H. -T. Ding, A. Francis, O. Kaczmarek +3
We study the properties of charmonium states at finite temperature in quenched QCD on large and fine isotropic lattices. We perform a detailed analysis of charmonium correlation an…
Thermal dilepton rates from quenched lattice QCD
H. -T. Ding, A. Francis, O. Kaczmarek +5
We present new lattice results on the continuum extrapolation of the vector current correlation function. Lattice calculations have been carried out in the deconfined phase at a te…
Skewness and kurtosis of net baryon-number distributions at small values of the baryon chemical potential
HotQCD Collaboration, A. Bazavov, H. -T. Ding +16
We present results for the ratios of mean (), variance (), skewness ( and kurtosis () of net baryon-number fluctuations obtained in lattice QCD calculation…
Meson screening masses from lattice QCD with two light and the strange quark
M. Cheng, S. Datta, A. Francis +12
We present results for screening masses of mesons built from light and strange quarks in the temperature range of approximately between 140 MeV to 800 MeV. The lattice computations…
Freeze-out Conditions in Heavy Ion Collisions from QCD Thermodynamics
A. Bazavov, H. -T. Ding, P. Hegde +9
We present a determination of chemical freeze-out conditions in heavy ion collisions based on ratios of cumulants of net electric charge fluctuations. These ratios can reliably be…
Baryon Number, Strangeness and Electric Charge Fluctuations in QCD at High Temperature
M. Cheng, P. Hegde, C. Jung +8
We analyze baryon number, strangeness and electric charge fluctuations as well as their correlations in QCD at high temperature. We present results obtained from lattice calculatio…
The phase boundary for the chiral transition in (2+1)-flavor QCD at small values of the chemical potential
O. Kaczmarek, F. Karsch, E. Laermann +6
We determine the chiral phase transition line in (2+1)-flavor QCD for small values of the light quark chemical potential. We show that for small values of the chemical potential th…
The QCD Equation of State to from Lattice QCD
A. Bazavov, H. -T. Ding, P. Hegde +13
We calculated the QCD equation of state using Taylor expansions that include contributions from up to sixth order in the baryon, strangeness and electric charge chemical potentials…
Conserved Charge Fluctuations from Lattice QCD and the Beam Energy Scan
F. Karsch, A. Bazavov, H. -T. Ding +11
We discuss the next-to-leading order Taylor expansion of ratios of cumulants of net-baryon number fluctuations. We focus on the relation between the skewness ratio, $S_BÏ_B = Ï_3…
Charmonium correlators and spectral functions at finite temperature
H. -T. Ding, O. Kaczmarek, F. Karsch +2
We study charmonium correlators and spectral functions in quenched QCD, using Clover improved Wilson fermions on very fine (0.015 fm) isotropic lattices at 0.75 Tc and 1.5 Tc. We u…
Fluctuations and Correlations of net baryon number, electric charge, and strangeness: A comparison of lattice QCD results with the hadron resonance gas model
A. Bazavov, Tanmoy Bhattacharya, C. E. DeTar +15
We calculate the quadratic fluctuations of net baryon number, electric charge and strangeness as well as correlations among these conserved charges in (2+1)-flavor lattice QCD at z…
The chiral and deconfinement aspects of the QCD transition
A. Bazavov, T. Bhattacharya, M. Cheng +18
We present results on the chiral and deconfinement properties of the QCD transition at finite temperature. Calculations are performed with 2+1 flavors of quarks using the p4, asqta…
Equation of State for physical quark masses
M. Cheng, S. Ejiri, P. Hegde +9
We calculate the QCD equation of state for temperatures corresponding to the transition region with physical mass values for two degenerate light quark flavors and a strange quark…
Heavy Quark diffusion from lattice QCD spectral functions
H. -T. Ding, A. Francis, O. Kaczmarek +3
We analyze the low frequency part of charmonium spectral functions on large lattices close to the continuum limit in the temperature region as well as…
The Spatial String Tension and Dimensional Reduction in QCD
M. Cheng, S. Datta, J. van der Heide +12
We calculate the spatial string tension in (2+1) flavor QCD with physical strange quark mass and almost physical light quark masses using lattices with temporal extent N_tau=4,6 an…
Additional Strange Hadrons from QCD Thermodynamics and Strangeness Freeze-out in Heavy Ion Collisions
A. Bazavov, H. -T. Ding, P. Hegde +11
We compare lattice QCD results for appropriate combinations of net strangeness fluctuations and their correlations with net baryon number fluctuations with predictions from two had…
The curvature of the freeze-out line in heavy ion collisions
A. Bazavov, H. -T. Ding, P. Hegde +10
We calculate the mean and variance of net-baryon number and net-electric charge distributions from Quantum Chromodynamics (QCD) using a next-to-leading order Taylor expansion in te…
Thermal dilepton rate and electrical conductivity: An analysis of vector current correlation functions in quenched lattice QCD
H. -T. Ding, A. Francis, O. Kaczmarek +3
We calculate the vector current correlation function for light valence quarks in the deconfined phase of QCD. The calculations have been performed in quenched lattice QCD at T=1.45…
Strangeness at high temperatures: from hadrons to quarks
A. Bazavov, H. -T. Ding, P. Hegde +11
Appropriate combinations of up to fourth order cumulants of net strangeness fluctuations and their correlations with net baryon number and electric charge fluctuations, obtained fr…
The QCD Equation of State with almost Physical Quark Masses
M. Cheng, N. H. Christ, S. Datta +12
We present results on the equation of state in QCD with two light quark flavors and a heavier strange quark. Calculations with improved staggered fermions have been performed on la…
The melting and abundance of open charm hadrons
A. Bazavov, H. -T. Ding, P. Hegde +11
Ratios of cumulants of conserved net charge fluctuations are sensitive to the degrees of freedom that are carriers of the corresponding quantum numbers in different phases of stron…
Equation of state and QCD transition at finite temperature
A. Bazavov, T. Bhattacharya, M. Cheng +20
We calculate the equation of state in 2+1 flavor QCD at finite temperature with physical strange quark mass and almost physical light quark masses using lattices with temporal exte…
The equation of state in (2+1)-flavor QCD
A. Bazavov, Tanmoy Bhattacharya, C. DeTar +17
We present results for the equation of state in (2+1)-flavor QCD using the highly improved staggered quark action and lattices with temporal extent , and . We sh…