Symmetry properties of staggered fermions with taste splitting mass termWe present analytical and numerical results on symmetry properties of staggered fermions with taste splitting mass terms. As staggered species split differently for different types of taste splitting…Nuha Chreim, Christian Hoelbling·Nov 12, 2024SaveLearn
The spectrum of open confining strings in the large-Nc limitWe compute the spectra of open flux tubes formed between a static quark-antiquark pair for various gauge groups in the large-Nc limit, focusing on different symmetries manifested by the quantum…Alireza Sharifian, Andreas Athenodorou, Pedro Bicudo·Nov 11, 2024SaveLearn
An Explicit Categorical Construction of Instanton Density in Lattice Yang-Mills TheorySince the inception of lattice QCD, a natural definition for the Yang-Mills instanton on lattice has been long sought for. In a recent work, one of authors showed the natural solution has to be…Peng Zhang, Jing-Yuan Chen·Nov 11, 2024SaveLearn
Lattice QCD calculation of the π0-pole contribution to the hadronic light-by-light scattering in the anomalous magnetic moment of the muonWe develop a method to compute the pion transition form factor directly at arbitrary space-like photon momenta and use it to determine the π0-pole contribution to the hadronic light-by-light…Tian Lin, Mattia Bruno, Xu Feng et al.·Nov 10, 2024SaveLearn
Doubly charm tetraquark channel with isospin 1 from lattice QCDExperimentally, the doubly charm tetraquark channel cc q q with q\!=\!u,d features an exotic hadron, Tcc, with isospin I\!=\!0 near the DD* threshold, while no peak was observed…Lu Meng, Emmanuel Ortiz-Pacheco, Vadim Baru et al.·Nov 9, 2024SaveLearn
Analysis of the confinement string in (2 + 1)-dimensional Quantum Electrodynamics with a trapped-ion quantum computerCompact lattice Quantum Electrodynamics is a complex quantum field theory with dynamical gauge and matter fields and it has similarities with Quantum Chromodynamics, in particular asymptotic freedom…Arianna Crippa, Karl Jansen, Enrico Rinaldi·Nov 8, 2024SaveLearn
Anatomy of finite-volume effect on hadronic vacuum polarization contribution to muon g-2Low-energy spectrum relevant to the lattice calculation of hadronic vacuum polarization contribution to muon anomalous magnetic moment aμ is dominantly given by two-pion states satisfying…Sakura Itatani, Hidenori Fukaya, Shoji Hashimoto·Nov 8, 2024SaveLearn
Entanglement Properties of SU(2) Gauge TheoryWe review recent and present new results on thermalization of nonabelian gauge theory obtained by exact numerical simulation of the real-time dynamics of (2+1)-dimensional SU(2) lattice gauge…Lukas Ebner, Berndt Müller, Andreas Schäfer et al.·Nov 7, 2024SaveLearn
Lattice study of J/ → γηc using a method without momentum extrapolationWe present a model-independent method to calculate the radiative transition without the momentum extrapolation for the off-shell transition factors. The on-shell transition factor is directly…Yu Meng, Chuan Liu, Teng Wang et al.·Nov 7, 2024SaveLearn
FLAG Review 2024We review lattice results related to pion, kaon, D-meson, B-meson, and nucleon physics with the aim of making them easily accessible to the nuclear and particle physics communities. More…Y. Aoki, T. Blum, S. Collins et al.·Nov 6, 2024SaveLearn
Lattice QCD calculation of the subtraction function in forward Compton amplitudeThe subtraction function plays a pivotal role in calculations involving the forward Compton amplitude, which is crucial for predicting the Lamb shift in muonic atom, as well as the proton-neutron…Yang Fu, Xu Feng, Lu-Chang Jin et al.·Nov 5, 2024SaveLearn
IR and UV limits of CDT and their relations to FRGCausal Dynamical Triangulations (CDT) is a lattice theory of quantum gravity. It is shown how to identify the IR and the UV limits of this lattice theory with similar limits studied using the…Jan Ambjorn, Jakub Gizbert-Studnicki, Andrzej Goerlich et al.·Nov 4, 2024SaveLearn
Small-scale Hamiltonian optimization of interpolating operators for Lagrangian lattice quantum field theoryLattice quantum field theory calculations may potentially combine the advantages of Hamiltonian formulations with the scalability and control of conventional Lagrangian frameworks. However, such…Artur Avkhadiev, Lena Funcke, Karl Jansen et al.·Nov 4, 2024SaveLearn
Investigating the flux tube structure within full QCDA characteristic signature of quark confinement is the concentration of the chromoelectric field between a static quark-antiquark pair in a flux tube. Here we report on lattice measurements of field…Marshall Baker, Paolo Cea, Volodymyr Chelnokov et al.·Nov 4, 2024SaveLearn
Adiabatic state preparation for digital quantum simulations of QED in 1 + 1DQuantum electrodynamics in 1 + 1D (QED2) shares intriguing properties with QCD, including confinement, string breaking, and interesting phase diagram when the non-trivial topological θ-term is…Matteo D'Anna, Marina Krstic Marinkovic, Joao C. Pinto Barros·Nov 1, 2024SaveLearn
Two-photon contribution to the KLμ+μ- decay amplitude from a 1/a≈ 1 GeV latticeWe present a lattice-QCD calculation of the long-distance two-photon contribution to the decay amplitude of a long-lived kaon to a pair of muons on a 243× 64 physical-pion-mass ensemble. In…En-Hung Chao, Ceran Hu·Nov 1, 2024SaveLearn
Topological susceptibility of SU(3) pure-gauge theory from out-of-equilibrium simulationsIn JHEP 04 (2024) 126 [arXiv:2402.06561] we recently proposed an out-of-equilibrium setup to reduce the large auto-correlations of the topological charge in two-dimensional…Claudio Bonanno, Alessandro Nada, Davide Vadacchino·Nov 1, 2024SaveLearn
θ dependence of Tc in SU(2) Yang-Mills theoryWe present an exploratory study to determine the confinement-deconfinement transition temperature at finite θ, Tc(θ), for the 4d (2) pure Yang-Mills theory. Lattice numerical…Norikazu Yamada, Masahito Yamazaki, Ryuichiro Kitano·Nov 1, 2024SaveLearn
Efficient State Preparation for the Schwinger Model with a Theta TermWe present a comparison of different quantum state preparation algorithms and their overall efficiency for the Schwinger model with a theta term. While adiabatic state preparation (ASP) is proved to…Alexei Bazavov, Brandon Henke, Leon Hostetler et al.·Oct 31, 2024SaveLearn
Precise prediction of the decay rate for ηb γ γ from lattice QCDWe calculate the decay rate for ηb γ γ in lattice QCD for the first time, providing a precise prediction for the Belle II experiment. Our calculation includes u, d, s and…Brian Colquhoun, Christine T. H. Davies, G. Peter Lepage·Oct 31, 2024SaveLearn
Progress on Holographic Vacuum MisalignmentWe summarise highlights from an ongoing research programme that aims, in the long run, at the ambitious goal of building a realistic, complete holographic composite-Higgs model. This contribution…Ali Fatemiabhari, Daniel Elander, Maurizio Piai·Oct 31, 2024SaveLearn
Utility of a hybrid approach to the hadronic vacuum polarisation contribution to the muon anomalous magnetic momentAn accurate calculation of the leading-order hadronic vacuum polarisation (LOHVP) contribution to the anomalous magnetic moment of the muon (aμ) is key to determining whether a discrepancy,…C. T. H. Davies, A. S. Kronfeld, G. P. Lepage et al.·Oct 31, 2024SaveLearn
Sparse modeling study to extract spectral functions from lattice QCD dataWe present spectral functions extracted from Euclidean-time correlation functions by using sparse modeling. Sparse modeling is a method that solves inverse problems by considering only the sparseness…Junichi Takahashi, Hiroshi Ohno, Akio Tomiya·Oct 31, 2024SaveLearn
Chiral edge states on spheres for lattice domain wall fermionsRecently Weyl edge states on manifolds in dimension d+1 with a connected d-dimensional boundary were proposed as candidates for lattice regularization of chiral gauge theories, for even d. The…Michael Clancy, David B. Kaplan·Oct 30, 2024SaveLearn
A graphical user interface software for lattice QCD based on Python acceleration technologyA graphical user interface (GUI) software is provided for lattice QCD simulations, aimed at streamlining the process. The current version of the software employs the Metropolis algorithm with the…Lin Gao·Oct 30, 2024SaveLearn