Chiral symmetry and Atiyah-Patodi-Singer index theorem for staggered fermionsWe consider the Atiyah-Patodi-Singer (APS) index theorem corresponding to the chiral symmetry of a continuum formulation of staggered fermions called K\"ahler-Dirac fermions, which have been recently…Mendel Nguyen, Hersh Singh·May 18, 2024SaveLearn
Centre vortex geometry at finite temperatureThe geometry of centre vortices is studied in SU(3) gauge theory at finite temperature to capture the key structural changes that occur through the deconfinement phase transition.…Jackson A. Mickley, Waseem Kamleh, Derek B. Leinweber·May 17, 2024SaveLearn
Building imaginary-time thermal field theory with artificial neural networksIn this study, we introduce a novel approach in quantum field theories to estimate the action using the artificial neural networks (ANNs). The estimation is achieved by learning on system…Tian Xu, Lingxiao Wang, Lianyi He et al.·May 17, 2024SaveLearn
Towards Unpolarized GPDs from Pseudo-DistributionsWe present an exploration of the unpolarized isovector proton generalized parton distributions (GPDs) Hu-d(x, , t) and Eu-d(x, , t) in the pseudo-distribution formalism using…Hervé Dutrieux, Robert G. Edwards, Colin Egerer et al.·May 16, 2024SaveLearn
Interacting chiral fermions on the lattice with matrix product operator normsWe develop a Hamiltonian formalism for simulating interacting chiral fermions on the lattice while preserving unitarity and locality and without breaking the chiral symmetry. The fermion doubling…Jutho Haegeman, Laurens Lootens, Quinten Mortier et al.·May 16, 2024SaveLearn
Searching for the QCD critical endpoint using multi-point Pad\'e approximationsUsing the multi-point Pad\'e approach, we locate Lee-Yang edge singularities of the QCD pressure in the complex baryon chemical potential plane. These singularities are extracted from singularities…David A. Clarke, Petros Dimopoulos, Francesco Di Renzo et al.·May 16, 2024SaveLearn
On the absence of the Chiral Magnetic Effect in equilibrium QCDIn this paper we investigate the chiral magnetic effect (CME): the generation of an electric current due to a homogeneous background magnetic field and a homogeneous chiral imbalance in QCD. We…Bastian B. Brandt, Gergely Endrődi, Eduardo Garnacho-Velasco et al.·May 15, 2024SaveLearn
Zeno Effect Suppression of Gauge Drift in Quantum SimulationsQuantum simulation of lattice gauge theories is a promising tool for the study of many complicated problems including ones with real-time dynamics. For gauge theories, however, there is a major…Carter Ball, Thomas D. Cohen·May 15, 2024SaveLearn
Quark and gluon momentum fractions in the pion and in the kaonWe present the full decomposition of the momentum fraction carried by quarks and gluons in the pion and the kaon. We employ three gauge ensembles generated with Nf=2+1+1 Wilson twisted-mass…Constantia Alexandrou, Simone Bacchio, Martha Constantinou et al.·May 14, 2024SaveLearn
Valence Quark PDFs of the Proton from Two-Current Correlations in Lattice QCDFollowing previous works on that topic, we consider Euclidean hadronic matrix elements in position space of two spatially separated local currents on the lattice, in order to extract the x…Christian Zimmermann, Andreas Schäfer·May 13, 2024SaveLearn
Action of the axial U(1) non-invertible symmetry on the 't~Hooft line operator: A simple argumentEmploying the modified Villain lattice formulation of the axion quantum electrodynamics, we present an alternative and much simpler derivation of the conclusion of~Ref.~Honda:2024sdz that the…Yamato Honda, Soma Onoda, Hiroshi Suzuki·May 13, 2024SaveLearn
Color confinement due to spontaneous breaking of magnetic U(1)m8The violation of non-Abelian Bianchi identity is equal to 8 Abelian monopole currents of the Dirac type satisfying Abelian conservation rules kinematically. There exist magnetic U(1)m8 symmetries…Tsuneo Suzuki·May 12, 2024SaveLearn
Steady electric currents in magnetized QCD and their use for the equation of stateIn this paper we study the emergence of steady electric currents in QCD as a response to a non-uniform magnetic background using lattice simulations with 2 + 1 quark flavors at the physical point, as…B. B. Brandt, G. Endrődi, G. Markó et al.·May 10, 2024SaveLearn
Scattering of dark pions in Sp(4) gauge theoryAnalyzes of astrophysical data provide first hints on the self-interactions of dark matter at low energies. Lattice calculations of dark matter theories can be used to investigate them, especially in…Yannick Dengler, Axel Maas, Fabian Zierler·May 10, 2024SaveLearn
Reconstructing generalised parton distributions from the lattice off-forward Compton amplitudeWe present a determination of the structure functions of the off-forward Compton amplitude H1 and E1 from the Feynman-Hellmann method in lattice QCD. At leading twist, these…A. Hannaford-Gunn, K. U. Can, J. A. Crawford et al.·May 10, 2024SaveLearn
Updates on inclusive charmed and bottomed meson decays from the latticeWith the development of lattice QCD in recent years, a determination of decay rates for inclusive semileptonic decays from lattice correlators now seems viable. We report on the calculation of the…Ryan Kellermann, Alessandro Barone, Shoji Hashimoto et al.·May 10, 2024SaveLearn
Non-perturbative determination of the Nf=2+1 QCD sphaleron rateThe strong sphaleron rate, i.e., the rate of real time QCD topological transitions, is a key phenomenological quantity, playing a fundamental role in several physical contexts. In heavy-ion…Claudio Bonanno, Francesco D'Angelo, Massimo D'Elia et al.·May 9, 2024SaveLearn
Mixing between flavor singlets in lattice gauge theories coupled to matter fields in multiple representationsWe provide the first extensive, numerical study of the non-trivial problem of mixing between flavor-singlet composite states emerging in strongly coupled lattice field theories with matter field…Ed Bennett, Niccolò Forzano, Deog Ki Hong et al.·May 9, 2024SaveLearn
D and Ds decay constants in N f=2+1 QCD with Wilson fermionsWe present results for the leptonic decay constants of the D and D s mesons from N f=2+1 lattice QCD. We employ a set of 49 high statistics gauge ensembles generated by the…Simon Kuberski, Fabian Joswig, Sara Collins et al.·May 7, 2024SaveLearn
Generalized parton distributions from the pseudo-distribution approach on the latticeGeneralized parton distributions (GPDs) are key quantities for the description of a hadron's three-dimensional structure. They are the current focus of all areas of hadronic physics --…Shohini Bhattacharya, Krzysztof Cichy, Martha Constantinou et al.·May 7, 2024SaveLearn
Baryonic screening masses in QCD at high temperatureWe compute the baryonic screening masses with nucleon quantum numbers and its negative parity partner in thermal QCD with Nf=3 massless quarks for a wide range of temperatures, from T 1 GeV…L. Giusti, T. Harris, D. Laudicina et al.·May 7, 2024SaveLearn
Dimensional reduction gauge and effective dimensional reduction in the four-dimensional Yang-Mills theoryMotivated by one-dimensional color-electric flux-tube formation in four-dimensional (4D) QCD, we investigate a possibility of effective dimensional reduction in the 4D Yang-Mills (YM) theory. We…Kei Tohme, Hideo Suganuma·May 6, 2024SaveLearn
Gauging staggered fermion shift symmetriesStaggered fermion shift symmetries correspond to translations of the fermion field within the unit cell of a hypercubic lattice. They satisfy an algebra and in four Euclidean dimensions can be…Simon Catterall, Arnab Pradhan·May 5, 2024SaveLearn
Vector K* mesons in external magnetic field from SU(3) gluodynamicsWe explore the ground state energies of the neutral and charged vector K* mesons in the external abelian magnetic field of QCD scale using overlap fermions. We attempt to calculate the magnetic…E. V. Luschevskaya, O. V. Teryaev, E. A. Dorenskaya·May 4, 2024SaveLearn
bc susceptibilities from fully relativistic lattice QCDWe compute the hc (pseudo)scalar, (axial-)vector and (axial-)tensor susceptibilities as a function of u=mc/mh between u=mc/mb and u=0.8 using fully relativistic lattice QCD,…Judd Harrison·May 2, 2024SaveLearn