Nucleon form factors in Nf=2+1 lattice QCD at the physical point : finite lattice spacing effect on the root-mean-square radiiWe present results for the nucleon form factors: electric (GE), magnetic (GM), axial (FA), induced pseudoscalar (FP) and pseudoscalar (GP) form factors, using the second PACS10…Ryutaro Tsuji, Yasumichi Aoki, Ken-Ichi Ishikawa et al.·Nov 17, 2023SaveLearn
First-order bulk transitions in large-N lattice Yang--Mills theories using the density of statesWe use the Logarithmic Linear Relaxation (LLR) density of states algorithm to study the bulk phase transitions of pure-gauge SU(N) lattice Yang--Mills theories with 4 ≤ N ≤ 8. This approach…Felix Springer, David Schaich, Enrico Rinaldi·Nov 17, 2023SaveLearn
The distribution amplitude of the ηc mesonWe report on the first lattice determination of the pseudoscalar meson ηc light-cone distribution amplitude, using a set of three CLS Nf=2 ensembles at a pion mass $mπ …Miguel Teseo San José Pérez, Benoît Blossier, Mariane Mangin-Brinet et al.·Nov 16, 2023SaveLearn
On the study of inclusive semileptonic decays of Bs-meson from lattice QCDIn this contribution we describe a recent study focused on the lattice calculation of inclusive decay rates of heavy mesons. We show how the inclusive calculation can be achieved starting from…Paolo Gambino, Shoji Hashimoto, Sandro Mächler et al.·Nov 16, 2023SaveLearn
Study of topological quantities of lattice QCD with a modified Wasserstein generative adversarial networkWe propose a modified Wasserstein generative adversarial network (M-WGAN) to study the distribution of the topological charge in lattice QCD based on Monte Carlo simulations. We construct new…Lin Gao, Heping Ying, Jianbo Zhang·Nov 15, 2023SaveLearn
Plane vortex pairs, colorful structures and low-lying Dirac modesWe investigate the influence of topological charges on non-stable zero and near-zero modes of the single uni-color plane vortex pairs. We combine the uni-color plane vortices with the spherical…Seyed Mohsen Hosseini Nejad·Nov 15, 2023SaveLearn
Mesonic decay constant and mass ratios and the conformal windowTwo particular ratios related to mesons are proposed for the study of the conformal window in SU(3) gauge theory and fundamental fermions. Lattice and other studies indicate that the lower end,…Hee Sok Chung, Daniel Nogradi·Nov 15, 2023SaveLearn
Fast Partitioning of Pauli Strings into Commuting Families for Expectation Value Measurements of Dense OperatorsThe cost of measuring quantum expectation values of an operator can be reduced by grouping the Pauli string (SU(2) tensor product) decomposition of the operator into maximally commuting sets. We…Nouman Butt, Andrew Lytle, Ben Reggio et al.·Nov 14, 2023SaveLearn
Status update: π0 γ γ transition form factor on CLS ensemblesIn this report we present the status of the Mainz group's lattice QCD calculation of the pion transition form factor, which describes the interaction of an on-shell pion with two off-shell photons.…Jonna Koponen, Antoine Gérardin, Harvey B. Meyer et al.·Nov 13, 2023SaveLearn
Testing importance sampling on a quantum annealer for strong coupling SU(3) gauge theorySU(Nc) gauge theories in the strong coupling limit can be described by integer variables representing monomers, dimers and baryon loops. We demonstrate how the D-wave quantum annealer can perform…Jangho Kim, Thomas Luu, Wolfgang Unger·Nov 13, 2023SaveLearn
Sublattice scars and beyond in two-dimensional U(1) quantum link lattice gauge theoriesIn this article, we elucidate the structure and properties of a class of anomalous high-energy states of matter-free U(1) quantum link gauge theory Hamiltonians using numerical and analytical…Indrajit Sau, Paolo Stornati, Debasish Banerjee et al.·Nov 12, 2023SaveLearn
The topological susceptibility slope of the pure-gauge SU(3) Yang-Mills theoryWe determine the pure-gauge SU(3) topological susceptibility slope , related to the next-to-leading-order term of the momentum expansion of the topological charge density…Claudio Bonanno·Nov 11, 2023SaveLearn
Relativistic corrections to the static potential from generalized Wilson loops at finite flow timeWe present results from an ongoing project concerned with the computation of O(1/mQ) and O(1/mQ2) relativistic corrections to the static potential. These corrections are…Michael Eichberg, Marc Wagner·Nov 11, 2023SaveLearn
The calculations of Nucleon Electric Dipole Moment using background field on Lattice QCDMeasurements of nucleon and nuclei Electric Dipole Moments (EDMs) play an important role in probing CP violation and exploring physics beyond the Standard Model. We extract the neutron EDM by…Fangcheng He, Michael Abramczyk, Tom Blum et al.·Nov 10, 2023SaveLearn
Spectral reconstruction of Euclidean correlator moments in lattice QCDA novel application of lattice QCD spectral reconstruction is presented, in which euclidean correlation function data in a fixed time range are used to infer values outside the range, enabling a…John Bulava·Nov 10, 2023SaveLearn
Nucleon isovector form factors from domain-wall lattice QCD at the physical massThe current status of lattice-QCD numerical calculations by joint LHP, RBC, and UKQCD collaborations of nucleon isovector vector- and axialvector-current form factors using a 2+1-flavor dynamical…Shigemi Ohta·Nov 10, 2023SaveLearn
Entanglement Entropy due to the Presence of Static QuarksWe study the entanglement of gluon fields in presence of a static Q Q pair in quenched QCD. Using the replica method, we investigate the q=2 Renyi entropy of the entanglement of gluon fields…Rocco Amorosso, Sergey Syritsyn·Nov 10, 2023SaveLearn
Phase diagram near the quantum critical point in Schwinger model at θ = π: analogy with quantum Ising chainThe Schwinger model, one-dimensional quantum electrodynamics, has CP symmetry at θ = π due to the topological nature of the θ term. At zero temperature, it is known that as increasing…Hiroki Ohata·Nov 8, 2023SaveLearn
Fate of Chiral Symmetries in the Quark-Gluon Plasma from an Instanton-Based Random Matrix Model of QCDWe propose a new way of understanding how chiral symmetry is realized in the high temperature phase of QCD. Based on the finding that a simple free instanton gas precisely describes the details of…Tamas G. Kovacs·Nov 7, 2023SaveLearn
Elastic and resonance structures of the nucleon from hadronic tensor in lattice QCD: implications for neutrino-nucleon scattering and hadron physicsWe compute the Euclidean hadronic tensor from charge density operators and extract elastic and resonance structures by employing exponential fits to the four-point correlator, as well as a Bayesian…Jian Liang, Raza Sabbir Sufian, Bigeng Wang et al.·Nov 7, 2023SaveLearn
Moment of inertia and supervortical temperature of gluon plasmaUsing lattice simulations, we analyze the influence of uniform rotation on the equation of state of gluodynamics. For a sufficiently slow rotation, the free energy of the system can be expanded into…Victor V. Braguta, Maxim N. Chernodub, Ilya E. Kudrov et al.·Nov 7, 2023SaveLearn
The Polyakov loop models in the large N limit: Correlation function and screening massesWe explore the 't Hooft-Veneziano limit of the Polyakov loop models at finite baryon chemical potential. Using methods developed by us earlier we calculate the two- and N-point correlation…O. Borisenko, V. Chelnokov, S. Voloshyn·Nov 7, 2023SaveLearn
Study of the pion-mass dependence of -meson properties in lattice QCDWe collect spectra extracted in the I==1 ππ sector provided by various lattice QCD collaborations and study the mπ dependence of -meson properties using Hamiltonian Effective…Kang Yu, Yan Li, Jia-Jun Wu et al.·Nov 7, 2023SaveLearn
Generative Diffusion Models for Lattice Field TheoryThis study delves into the connection between machine learning and lattice field theory by linking generative diffusion models (DMs) with stochastic quantization, from a stochastic differential…Lingxiao Wang, Gert Aarts, Kai Zhou·Nov 6, 2023SaveLearn
Lattice QED in an external magnetic field: Evidence for dynamical chiral symmetry breakingWe simulate QED in a strong constant homogeneous external magnetic field on a euclidean space-time lattice using the Rational Hybrid Monte Carlo method, developed for simulating lattice QCD. Our…J. B. Kogut, D. K. Sinclair·Nov 6, 2023SaveLearn