1.1k citations · 7.4k across the 85 of their papers we have counts for
80 papers · 1 filter
SIMULATeQCD: A simple multi-GPU lattice code for QCD calculations
Lukas Mazur, Dennis Bollweg, David A. Clarke +14
The rise of exascale supercomputers has fueled competition among GPU vendors, driving lattice QCD developers to write code that supports multiple APIs. Moreover, new developments i…
Fourier coefficients of the net-baryon number density
Christian Schmidt
We calculate Fourier coefficients of the net-baryon number as a function of a purely imaginary chemical potential. The asymptotic behavior of these coefficients is governed by the…
Phase Transitions in Particle Physics -- Results and Perspectives from Lattice Quantum Chromo-Dynamics
Gert Aarts, Joerg Aichelin, Chris Allton +38
Phase transitions in a non-perturbative regime can be studied by ab initio Lattice Field Theory methods. The status and future research directions for LFT investigations of Quantum…
Equation of state and speed of sound of (2+1)-flavor QCD in strangeness-neutral matter at non-vanishing net baryon-number density
D. Bollweg, D. A. Clarke, J. Goswami +6
We update results on the QCD equation of state in (2+1)-flavor QCD with non-zero conserved charge chemical potentials obtained from an eighth-order Taylor series. We present result…
A machine learning approach to the classification of phase transitions in many flavor QCD
Frithjof Karsch, Anirban Lahiri, Marius Neumann +1
Normalizing flows are generative machine learning models which can efficiently approximate probability distributions, using only given samples of a distribution. This architecture…
Detecting critical points from Lee-Yang edge singularities in lattice QCD
Christian Schmidt, David A. Clarke, Petros Dimopoulos +5
A new approach is presented to explore the singularity structure of lattice QCD in the complex chemical potential plane. Our method can be seen as a combination of the Taylor expan…
Searching for the QCD critical point along the pseudo-critical/freeze-out line using Padé-resummed Taylor expansions of cumulants of conserved charge fluctuations
Jishnu Goswami, Frithjof Karsch, Swagato Mukherjee +1
Using high-statistics datasets generated in (2+1)-flavor QCD calculations at finite temperature we construct estimators for the radius of convergence from an eighth order series ex…
Towards the chiral phase transition in the Roberge-Weiss plane
F. Cuteri, J. Goswami, F. Karsch +5
We discuss the interplay between chiral and center sector phase transitions that occur in QCD with an imaginary quark chemical potential . Based on a finite size sc…
New Way to Resum the Lattice QCD Taylor Series Equation of State at Finite Chemical Potential
Sabarnya Mitra, Prasad Hegde, Christian Schmidt
Taylor expansion of the thermodynamic potential in powers of the (baryo)chemical potential is a well-known method to bypass the Sign Problem of Lattice QCD. Due to the diffic…
Taylor expansions and Padé approximants for cumulants of conserved charge fluctuations at non-vanishing chemical potentials
D. Bollweg, J. Goswami, O. Kaczmarek +5
Using high statistics datasets generated in (2+1)-flavor QCD calculations at finite temperature we present results for low order cumulants of net baryon-number fluctuations at non-…
Critical behavior towards the chiral limit at vanishing and non-vanishing chemical potentials
Olaf Kaczmarek, Frithjof Karsch, Anirban Lahiri +4
We study the scaling behavior of the (2+1)-flavor QCD crossover region towards the chiral limit with smaller-than-physical light quark mass gauge ensembles, generated using the HIS…
Lattice QCD at Imaginary Chemical Potential in the Chiral Limit
D. A. Clarke, Jishnu Goswami, F. Karsch +3
We report on an ongoing study on the interplay between Roberge-Weiss (RW) and chiral transitions in simulations of (2+1)-flavor QCD with an imaginary chemical potential. We establi…
Lee-Yang edge singularities in 2+1 flavor QCD with imaginary chemical potential
Guido Nicotra, Petros Dimopoulos, Lorenzo Dini +6
We present results of the location of the closest singularities in the complex chemical potential plane using a novel method. These results are obtained with (2+1)-flavor of highly…
Lee-Yang edge singularities in lattice QCD : A systematic study of singularities in the complex plane using rational approximations
Simran Singh, Petros Dimopoulos, Lorenzo Dini +6
A new approach is presented to explore the singularity structure of lattice QCD at imaginary chemical potential. Our method can be seen as a combination of the Taylor expansion and…
The Chiral Phase Transition in three-flavor QCD from Lattice QCD
Lorenzo Dini, Prasad Hegde, Frithjof Karsch +3
We analyze the pseudo-critical behavior of three-flavor QCD using highly improved staggered quarks (HISQ) on lattices with temporal extent and for quark masses correspondin…
Contribution to understanding the phase structure of strong interaction matter: Lee-Yang edge singularities from lattice QCD
P. Dimopoulos, L. Dini, F. Di Renzo +6
We present a calculation of the net baryon number density as a function of imaginary baryon number chemical potential, obtained with highly improved staggered quarks (HISQ) at temp…
Conserved charge fluctuations at vanishing net-baryon density from Lattice QCD
Jishnu Goswami, Frithjof Karsch, Swagato Mukherjee +2
We present here continuum extrapolated results for all 2nd order cumulants using the most recent results obtained by the HotQCD collaboration in (2+1)-flavor QCD. We constrain the…
Second order cumulants of conserved charge fluctuations revisited I. Vanishing chemical potentials
D. Bollweg, J. Goswami, O. Kaczmarek +5
We update lattice QCD results for second order cumulants of conserved charge fluctuations and correlations at non-zero temperature and vanishing values of the conserved charge chem…
Simulating Yang-Mills theories with a complex coupling
Jan M. Pawlowski, Manuel Scherzer, Christian Schmidt +2
We propose a novel simulation strategy for Yang-Mills theories with a complex coupling, based on the Lefschetz thimble decomposition. We envisage, that the approach developed in th…
Comparing conserved charge fluctuations from lattice QCD to HRG model calculations
Jishnu Goswami, Frithjof Karsch, Christian Schmidt +2
We present results from lattice QCD calculations for and order cumulants of conserved charge fluctuations and correlations, and compare these with various HRG mod…
Conserved charge fluctuations in the chiral limit
Mugdha Sarkar, Olaf Kaczmarek, Frithjof Karsch +2
We study the signs of criticality in conserved charge fluctuations and related observables of finite temperature QCD at vanishing chemical potential, as we approach the chiral limi…
Universal scaling properties of QCD close to the chiral limit
Olaf Kaczmarek, Frithjof Karsch, Anirban Lahiri +1
We present a lattice QCD based determination of the chiral phase transition temperature in QCD with two massless (up and down) and one strange quark having its physical mass. We pr…
Higher order cumulants of electric charge and strangeness fluctuations on the crossover line
D. Bollweg, J. Goswami, F. Karsch +2
We present lattice QCD calculations of higher order cumulants of electric charge distributions for small baryon chemical potentials by using up to NNNLO Taylor expansions. Ra…
Chiral phase structure of three flavor QCD in a background magnetic field
Heng-Tong Ding, Christian Schmidt, Akio Tomiya +1
We investigate the chiral phase structure of three flavor QCD in a background magnetic field using the standard staggered action and the Wilson plaquette gauge action. We pe…