Chiral fermion in the Hamiltonian lattice gauge theoryWe discuss the chiral fermion in the Hamiltonian formalism of lattice gauge theory. Although the naive chiral charge operator does not commute with the Hamiltonian, the commutable one can be defined…Tomoya Hayata, Katsumasa Nakayama, Arata Yamamoto·May 30, 2023SaveLearn
Numerical indication that center vortices drive dynamical mass generation in QCDThe first calculation of the response of the momentum space quark propagator to center vortices in the ground state fields of QCD is presented. Center vortices are identified on 2+1-flavour dynamical…Waseem Kamleh, Derek B. Leinweber, Adam Virgili·May 30, 2023SaveLearn
U(N) gauge theory in the strong coupling limit on a quantum annealerLattice QCD in the strong coupling regime can be formulated in dual variables which are integer-valued. It can be efficiently simulated for modest finite temperatures and finite densities via the…Jangho Kim, Thomas Luu, Wolfgang Unger·May 29, 2023SaveLearn
Sphaleron rate from a modified Backus-Gilbert inversion methodWe compute the sphaleron rate in quenched QCD for a temperature T 1.24~Tc from the inversion of the Euclidean lattice time correlator of the topological charge density. We explore and…Claudio Bonanno, Francesco D'Angelo, Massimo D'Elia et al.·May 26, 2023SaveLearn
Hadronic Structure, Conformal Maps, and Analytic ContinuationWe present a method for analytic continuation of retarded Green functions, including Euclidean Green functions computed using lattice QCD. The method is based on conformal maps and construction of an…Thomas Bergamaschi, William I. Jay, Patrick R. Oare·May 25, 2023SaveLearn
Approaches to inclusive semileptonic B(s)-meson decays from Lattice QCDWe address the nonperturbative calculation of the inclusive decay rate of semileptonic B(s)-meson decays from lattice QCD. Precise Standard-Model predictions are key ingredients in searches for…Alessandro Barone, Shoji Hashimoto, Andreas Jüttner et al.·May 23, 2023SaveLearn
Generation of electric current by magnetic field at the boundary: quantum scale anomaly vs. semiclassical Meissner current outside of the conformal limitThe scale (conformal) anomaly can generate an electric current near the boundary of a system in the presence of a static magnetic field. The magnitude of this magnetization current, produced at zero…M. N. Chernodub, V. A. Goy, A. V. Molochkov·May 23, 2023SaveLearn
Nonperturbative renormalization of asymmetric staple-shaped operators in twisted mass lattice QCDStaple-shaped Wilson line operators are necessary for the study of transverse momentum-dependent parton distribution functions (TMDPDFs) in lattice QCD and beyond. In this work, we study the…Constantia Alexandrou, Simone Bacchio, Krzysztof Cichy et al.·May 19, 2023SaveLearn
Nucleon Isovector Axial Form FactorsWe present results for the isovector axial vector form factors obtained using thirteen 2+1+1-flavor highly improved staggered quark (HISQ) ensembles generated by the MILC collaboration. The…Yong-Chull Jang, Rajan Gupta, Tanmoy Bhattacharya et al.·May 18, 2023SaveLearn
Moments of proton GPDs from the OPE of nonlocal quark bilinears up to NNLOFor the first time, we present a lattice QCD determination of Mellin moments of unpolarized generalized parton distributions (GPDs) of the proton from an analysis of the quasi-GPD matrix elements…Shohini Bhattacharya, Krzysztof Cichy, Martha Constantinou et al.·May 18, 2023SaveLearn
Microscopic Encoding of Macroscopic Universality: Scaling Properties of Dirac Eigenspectra near QCD Chiral Phase TransitionMacroscopic properties of the strong interaction near its chiral phase transition exhibit scaling behaviors, which are the same as those observed close to the magnetic transition in a 3-dimensional…Heng-Tong Ding, Wei-Ping Huang, Swagato Mukherjee et al.·May 18, 2023SaveLearn
Separation of Infrared and Bulk in Thermal QCDA new thermal regime of QCD, featuring decoupled scale-invariant infrared glue, has been proposed to exist both in pure-glue (Nf=0) and ``real-world" (Nf=2+1 at physical quark masses) QCD. In…Xiao-Lan Meng, Peng Sun, Andrei Alexandru et al.·May 16, 2023SaveLearn
Quantum Monte Carlo for Gauge Fields and Matter without the Fermion DeterminantAb-initio Monte Carlo simulations of strongly-interacting fermionic systems are plagued by the fermion sign problem, making the non-perturbative study of many interesting regimes of dense quantum…Debasish Banerjee, Emilie Huffman·May 15, 2023SaveLearn
Novel approach for computing gradients of physical observablesWe show that an infinitesimal step of gradient flow can be used for defining a novel approach for computing gradients of physical observables with respect to action parameters. Compared to the…Simone Bacchio·May 13, 2023SaveLearn
First-order phase transitions in Yang-Mills theories and the density of state methodWhen studied at finite temperature, Yang-Mills theories in 3+1 dimensions display the presence of confinement/deconfinement phase transitions, which are known to be of first order -- the SU(2)…Biagio Lucini, David Mason, Maurizio Piai et al.·May 12, 2023SaveLearn
Study of quarkonium in QGP from unquenched lattice QCDThis paper discusses the charmonium and bottomonium correlators in the pseudoscalar channel and the corresponding spectral reconstruction on the lattice. The absence of a transport peak in the…Sajid Ali, Dibyendu Bala, Olaf Kaczmarek et al.·May 11, 2023SaveLearn
Precise determination of decay rates for ηc γ γ, J/ γ ηc and J/ ηc e+e- from lattice QCDWe calculate the decay rates for ηc γ γ, J/ γ ηc and J/ ηc e+e- in lattice QCD with u, d, s and c quarks in the sea for the first time.…Brian Colquhoun, Laurence J. Cooper, Christine T. H. Davies et al.·May 10, 2023SaveLearn
String-net formulation of Hamiltonian lattice Yang-Mills theories and quantum many-body scars in a nonabelian gauge theoryWe study the Hamiltonian lattice Yang-Mills theory based on spin networks that provide a useful basis to represent the physical states satisfying the Gauss law constraints. We focus on…Tomoya Hayata, Yoshimasa Hidaka·May 10, 2023SaveLearn
Feynman--Hellmann approach to transition matrix elements and quasi-degenerate energy statesThe Feynman--Hellmann approach to computing matrix elements in lattice QCD by first adding a perturbing operator to the action is described using the transition matrix and the Dyson expansion…M. Batelaan, K. U. Can, R. Horsley et al.·May 9, 2023SaveLearn
Leading Power Accuracy in Lattice Calculations of Parton DistributionsIn lattice-QCD calculations of parton distribution functions (PDFs) via large-momentum effective theory, the leading power (twist-three) correction appears as O( QCD/Pz) due to…Rui Zhang, Jack Holligan, Xiangdong Ji et al.·May 9, 2023SaveLearn
A review on Glueball huntingOne of the most direct predictions of QCD is the existence of color-singlet states called Glueballs, which emerge as a consequence of the gluon field self-interactions. Despite the outstanding…Davide Vadacchino·May 8, 2023SaveLearn
Octet baryon isovector charges from Nf = 2 + 1 lattice QCDWe determine the axial, scalar and tensor isovector charges of the nucleon, sigma and cascade baryons as well as the difference between the up and down quark masses, mu-md. We employ gauge…Gunnar S. Bali, Sara Collins, Simon Heybrock et al.·May 8, 2023SaveLearn
Lattice calculation of the π0, η and η transition form factors and the hadronic light-by-light contribution to the muon g-2In this paper we present a first ab-initio calculation of the π0, η and η transition form factors performed with physical light-quark masses. We provide a complete…Antoine Gérardin, Willem E. A. Verplanke, Gen Wang et al.·May 8, 2023SaveLearn
Hidden Conformal Symmetry from the LatticeWe analyze newly expanded and refined data from lattice studies of an SU(3) gauge theory with eight Dirac fermions in the fundamental representation. We focus on the light composite states emerging…LSD Collaboration, T. Appelquist, R. C. Brower et al.·May 5, 2023SaveLearn
Testing holographic duality in hyperbolic latticesThe celebrated holographic duality posits a correspondence between a quantum gravity in a bulk spacetime and a quantum field theory (QFT) defined on its lower-dimensional boundary. This duality not…Jingming Chen, Feiyu Chen, Linyun Yang et al.·May 5, 2023SaveLearn