87 citations · 513 across the 25 of their papers we have counts for
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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…
Continuum-extrapolated NNLO Valence PDF of Pion at the Physical Point
Xiang Gao, Andrew D. Hanlon, Nikhil Karthik +7
We present lattice QCD calculations of valence parton distribution function (PDF) of pion employing next-to-next-leading-order (NNLO) perturbative QCD matching. Our calculations ar…
Pion distribution amplitude at the physical point using the leading-twist expansion of the quasi-distribution-amplitude matrix element
Xiang Gao, Andrew D. Hanlon, Nikhil Karthik +5
We present a lattice QCD determination of the distribution amplitude (DA) of the pion and the first few Mellin moments from an analysis of the quasi-DA matrix element within the le…
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 Determination of the Bjorken- Dependence of Parton Distribution Functions at Next-to-next-to-leading Order
Xiang Gao, Andrew D. Hanlon, Swagato Mukherjee +4
We report the first lattice QCD calculation of pion valence quark distribution with next-to-next-to-leading order perturbative matching correction, which is done using two fine lat…
HotQCD on Multi-GPU Systems
Luis Altenkort, Dennis Bollweg, David Anthony Clarke +5
We present , HotQCD's software for performing lattice QCD calculations on GPUs. Started in late 2017 and intended as a full replacement of the previous single…
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…
Continuum extrapolation of Ward identities in supersymmetric SU(3) Yang-Mills theory
Sajid Ali, Georg Bergner, Henning Gerber +4
In supersymmetric Yang-Mills theory, regularised on a space-time lattice, in addition to the breaking by the gluino mass term, supersymmetry is broken explicitly by…
Continuum limit of SU(3) supersymmetric Yang-Mills theory and supersymmetric gauge theories on the lattice
Sajid Ali, Georg Bergner, Henning Gerber +5
We summarize our investigations of several aspects of supersymmetric Yang-Mills (SYM) theory. We present our final results for SU(3) SYM simulated w…
Numerical results for the lightest bound states in supersymmetric SU(3) Yang-Mills theory
Sajid Ali, Georg Bergner, Henning Gerber +4
The physical particles in supersymmetric Yang-Mills theory (SYM) are bound states of gluons and gluinos. We have determined the masses of the lightest bound states in SU(3) $\mathc…
Variational analysis of low-lying states in supersymmetric Yang-Mills theory
Sajid Ali, Georg Bergner, Henning Gerber +5
We have calculated the masses of bound states numerically in N = 1 supersymmetric Yang-Mills theory with gauge group SU(2). Using the suitably optimised variational method with an…
Indications for infrared conformal behaviour of SU(2) gauge theory with flavours of adjoint fermions
Georg Bergner, Pietro Giudice, Istvan Montvay +3
{We present the results of a numerical investigation of SU(2) gauge theory with flavours of fermions, corresponding to 3 Majorana fermions, which transform in the adjoint…
Baryonic states in supersymmetric Yang-Mills theory
Sajid Ali, Georg Bergner, Henning Gerber +5
In =1 supersymmetric Yang-Mills theory the superpartner of the gluon is the gluino, which is a spin 1/2 Majorana particle in the adjoint representation of the gauge gr…
Analysis of Ward identities in supersymmetric Yang-Mills theory
Sajid Ali, Georg Bergner, Henning Gerber +4
In numerical investigations of supersymmetric Yang-Mills theory on a lattice, the supersymmetric Ward identities are valuable for finding the critical value of the hopping paramete…
The light bound states of supersymmetric SU(3) Yang-Mills theory on the lattice
Sajid Ali, Georg Bergner, Henning Gerber +5
In this article we summarise our results from numerical simulations of supersymmetric Yang-Mills theory with gauge group SU(3). We use the formulation of Curci and…
Low energy properties of SU(2) gauge theory with N_f = 3/2 flavours of adjoint fermions
Georg Bergner, Pietro Giudice, Istvan Montvay +3
In this work we present the results of a numerical investigation of SU(2) gauge theory with N_f = 3/2 flavours of fermions, corresponding to 3 Majorana fermions, which transform in…
Ward identities in supersymmetric SU(3) Yang-Mills theory on the lattice
Sajid Ali, Georg Bergner, Henning Gerber +5
The introduction of a space-time lattice as a regulator of field theories breaks symmetries associated with continuous space-time, i.e.\ Poincar{é} invariance and supersymmetry. A…
Supermultiplets in N=1 SUSY SU(2) Yang-Mills Theory
Sajid Ali, Georg Bergner, Henning Gerber +6
We study supersymmetric Yang-Mills theory (SYM) on the lattice. The non-perturbative nature of supersymmetric field theories is still largely unknown. Similarly to…
Spectrum of QCD at Finite Isospin Density
Philipp Scior, Lorenz von Smekal, Dominik Smith
We study the phase diagram of QCD at finite isospin density using two flavors of staggered quarks. We investigate the low temperature region of the phase diagram where we find a pi…
Improved results for the mass spectrum of N=1 supersymmetric SU(3) Yang-Mills theory
Sajid Ali, Georg Bergner, Henning Gerber +6
This talk summarizes the results of the DESY-Münster collaboration for supersymmetric Yang-Mills theory with the gauge group SU(3). It is an updated status report w…
Effective Polyakov loop models for QCD-like theories at finite chemical potential
Philipp Scior, Lorenz von Smekal
We study genuine finite density effects in QCD-like theories with three-dimensional Polyakov-loop effective theories for heavy quarks. These are derived from the full QCD-like theo…
Baryonic Matter Onset in Two-Color QCD with Heavy Quarks
Philipp Scior, Lorenz von Smekal
We study the cold and dense regime in the phase diagram of two-color QCD with heavy quarks within a three-dimensional effective theory for Polyakov loops. This theory is derived fr…
Effective SU(2) Polyakov Loop Theories with Heavy Quarks on the Lattice
Philipp Scior, David Scheffler, Dominik Smith +1
We compare SU(2) Polyakov loop models with different effective actions with data from full two-color QCD simulations around and above the critical temperature. We then apply the ef…