D1 and D2 resonances in coupled-channel scattering amplitudes from lattice QCDIsospin-1/2 charmed axial-vector D*π-D*η-D*sK scattering amplitudes are computed, along with interactions in several other I=1/2 JP channels. Using lattice QCD, we work at a…Nicolas Lang, David J. Wilson·Feb 6, 2025SaveLearn
Testing nucleation calculations for strong phase transitionsAccurate calculations of the nucleation rate for first order phase transitions are important for determining their observable consequences in particle physics and cosmology. Perturbative…Oliver Gould, Anna Kormu, David J. Weir·Feb 6, 2025SaveLearn
Absence of CP Violation in the Strong Interaction: Vacuum thwarts AxionQCD admits a contribution to the action, the θ term, which potentially gives rise to nontrivial phases and violates CP. This is essentially a question of how the vacuum reacts to the θ…Gerrit Schierholz·Feb 6, 2025SaveLearn
Partially connected contributions to baryon masses in QCD+QEDFull QCD+QED simulations allow to evaluate isospin breaking corrections to hadron masses. With the openQxD code, we are able to perform these simulations employing C-periodic boundary conditions,…Anian Altherr, Isabel Campos, Alessandro Cotellucci et al.·Feb 6, 2025SaveLearn
NRQCD Bottomonium at non-zero temperature using time-derivative momentsA well-known challenge for the lattice community is calculating the spectral function from the Euclidean correlator. We have approximated the spectral function and derived the mass and thermal width…Rachel Horohan D'arcy, Gert Aarts, Chris Allton et al.·Feb 6, 2025SaveLearn
Computation of the latent heat of the deconfinement phase transition of SU(3) Yang-Mills theoryWe investigate the thermal properties of SU(3) Yang-Mills theory across the deconfinement phase transition considering the framework of shifted boundary conditions in the temporal…Leonardo Giusti, Mitsuaki Hirasawa, Michele Pepe et al.·Feb 6, 2025SaveLearn
Spectral parameters of the resonance from lattice QCDWe present a lattice QCD investigation of the resonance using nine Nf = 2 + 1 Wilson-Clover ensembles with three lattice spacings and various pion masses ranging from 135 to 320 MeV.…Zhengli Wang, Derek B. Leinweber, Chuan Liu et al.·Feb 6, 2025SaveLearn
Reproducibility and Open Science in Lattice Quantum Field TheoryReproducibility and Open Science are increasingly discussed as essential aspects of the research process. While there are areas where the Lattice community has been ahead of the curve with respect to…Ed Bennett, Andreas Athenodorou, Louise Chisholm et al.·Feb 5, 2025SaveLearn
On analytic continuation from imaginary to real chemical potential in Lattice QCDImaginary baryon number chemical potential simulations are a popular workaround for the (in)famous sign problem plaguing finite density QCD studies on the lattice. One is necessarily left with the…Francesco Di Renzo, Marco Aliberti, Petros Dimopoulos·Feb 5, 2025SaveLearn
U(1)-gauged 2-flavor spin system in 3-DWe study a U(1)-gauged 2-component spin system in 3 dimensions. For the gauge fields we use the Villain formulation with a constraint that removes lattice monopoles and in this form couple the gauge…Christof Gattringer, Tin Sulejmanpasic·Feb 5, 2025SaveLearn
HMC and gradient flow with machine-learned classically perfect fixed-point actionsFixed-point (FP) lattice actions are classically perfect, i.e., they have continuum classical properties unaffected by discretization effects and are expected to have suppressed lattice artifacts at…Kieran Holland, Andreas Ipp, David I. Müller et al.·Feb 5, 2025SaveLearn
Portable Lattice QCD implementation based on OpenCLThe presence of GPU from different vendors demands the Lattice QCD codes to support multiple architectures. To this end, Open Computing Language (OpenCL) is one of the viable frameworks for writing a…Piyush Kumar, Szabolcs Borsanyi, Jana N. Guenther et al.·Feb 5, 2025SaveLearn
Search for a Lee-Yang edge singularity in high-statistics Wuppertal-Budapest dataNear a critical endpoint the Lee-Yang edge singularity approaches the real axis in the complex chemical potential plane. In the vicinity of the critical point the functional form of this approach…Alexander Adam, Szabolcs Borsányi, Zoltán Fodor et al.·Feb 5, 2025SaveLearn
Smeared R-ratio in isospin symmetric QCD with Low Mode AveragingLow Mode Average (LMA) is a technique to improve the quality of the signal-to-noise ratio in the long time separation of Euclidean correlation functions. We report on its beneficial impact in…Simone Bacchio, Alessandro De Santis, Antonio Evangelista et al.·Feb 5, 2025SaveLearn
Anisotropic excited bottomonia from a basis of smeared operatorsBottomonia play a crucial role in our understanding of the quark gluon plasma. We present lattice non-relativistic QCD calculations of bottomonia at temperatures in the range T ∈ [47, 380] MeV…Ryan Bignell, Gert Aarts, Chris Allton et al.·Feb 5, 2025SaveLearn
QCD Equation of State with Strong Magnetic Fields and Nonzero Baryon DensityIn this work, we have carried out lattice simulations of (2+1)-flavor QCD using highly improved staggered quarks at the physical pion mass on 323 × 8 and 483 × 12 lattices, with…Heng-Tong Ding, Jin-Biao Gu, Arpith Kumar et al.·Feb 5, 2025SaveLearn
Error Scaling of Sea Quark Isospin-Breaking EffectsSea-quark isospin-breaking effects (IBE) are difficult to compute since they require the evaluation of all-to-all propagators. However, the quest for high-precision calculations motivates a detailed…Anian Altherr, Isabel Campos, Alessandro Cotellucci et al.·Feb 5, 2025SaveLearn
Chiral rank-k truncations for the multigrid preconditioner of Wilson fermions in lattice QCDWe present a modification to the setup algorithm for the multigrid preconditioner of Wilson fermions in lattice QCD. A larger number of test vectors than that used in conventional multigrid is…Travis Whyte, Andreas Stathopoulos, Eloy Romero·Feb 5, 2025SaveLearn
A confederacy of anomaliesA personal recollection of early years in lattice gauge theory with a bias towards chiral symmetry and lattice fermions.Jan Smit·Feb 5, 2025SaveLearn
The NRQCD spectrum at non-zero temperature using Backus-Gilbert regularisationsUnderstanding how the properties of heavy mesons change as temperature increases is crucial for gaining valuable insights into the quark-gluon plasma. Information about meson masses and decay widths…Antonio Smecca, Gert Aarts, Chris Allton et al.·Feb 5, 2025SaveLearn
Lattice Weyl Fermion on a Single Spherical Domain-WallWe investigate a single spherical domain-wall embedded in a three-dimensional Euclidean lattice. We employ the Shamir-type domain-wall fermion formulation, where the negative mass region is confined…Shoto Aoki, Hidenori Fukaya, Naoto Kan·Feb 5, 2025SaveLearn
Baryon-Electric Charge Correlations and Chemical Potentials as Probes of Magnetized QCDWe present the first lattice QCD results of quadratic fluctuations and correlations of conserved charges in (2+1)-flavor lattice QCD in the presence of a background magnetic field. The simulations…Heng-Tong Ding, Jin-Biao Gu, Arpith Kumar et al.·Feb 5, 2025SaveLearn
Path optimization method for the sign problem caused by fermion determinantThe path optimization method with machine learning is applied to the one-dimensional massive lattice Thirring model, which has the sign problem caused by the fermion determinant. This study aims to…Kazuki Hisayoshi, Kouji Kashiwa, Yusuke Namekawa et al.·Feb 5, 2025SaveLearn
Machine-learning approaches to accelerating lattice simulationsThe last decade has seen an explosive growth of interest in exploiting developments in machine learning to accelerate lattice QCD calculations. On the sampling side, generative models are a promising…Scott Lawrence·Feb 4, 2025SaveLearn
Update on GlueballsThe recent BESIII announcement of a pseudoscalar glueball candidate makes an update on glueballs from lattice QCD timely. A brief review of how glueballs are studied in lattice QCD is given, and the…Colin Morningstar·Feb 4, 2025SaveLearn