Symmetries of spatial meson correlators in high temperature QCDBased on a complete set of J = 0 and J=1 spatial isovector correlation functions calculated with NF = 2 domain wall fermions we identify an intermediate temperature regime of $T 220 -…C. Rohrhofer, Y. Aoki, G. Cossu et al.·Feb 8, 2019SaveLearn
Strong coupling constant from moments of quarkonium correlatorsI review the determination of the strong coupling constant from moments of quarkonium correlators calculated on the lattice. I discuss different sources of systematic errors in such calculations.Peter Petreczky·Feb 6, 2019SaveLearn
Anomalous magnetic moment of the muon with dynamical QCD+QEDThe current 3.5σ discrepancy between experimental and Standard Model determinations of the anomalous magnetic moment of the muon aμ=(g-2)/2 can only be extended to the discovery 5σ regime…A. Westin, R. Horsley, W. Kamleh et al.·Feb 5, 2019SaveLearn
Energy shift of the three-particle system in a finite volumeUsing the three-particle quantization condition recently obtained in the particle-dimer framework, the finite-volume energy shift of the two lowest three-particle scattering states is derived up to…Jin-Yi Pang, Jia-Jun Wu, H. -W. Hammer et al.·Feb 4, 2019SaveLearn
Hadronic vacuum polarization contribution to the muon g-2 with 2+1 flavor lattice QCD on a larger than (10 fm)4 lattice at the physical pointWe study systematic uncertainties in the lattice QCD computation of hadronic vacuum polarization (HVP) contribution to the muon g-2. We investigate three systematic effects; finite volume (FV)…Eigo Shintani, Yoshinobu Kuramashi·Feb 3, 2019SaveLearn
QED corrections to leptonic decay ratesRBC/UKQCD is preparing a calculation of leptonic decay rates including isospin breaking corrections using a perturbative approach to include NLO contributions from QED effects. We present preliminary…P. A. Boyle, V. Guelpers, A. Juettner et al.·Feb 1, 2019SaveLearn
Systematic uncertainties in parton distribution functions from lattice QCD simulations at the physical pointWe present a detailed study of the helicity-dependent and helicity-independent collinear parton distribution functions (PDFs) of the nucleon, using the quasi-PDF approach. The lattice QCD computation…Constantia Alexandrou, Krzysztof Cichy, Martha Constantinou et al.·Feb 1, 2019SaveLearn
Tensor renormalization group study of the non-Abelian Higgs model in two dimensionsWe study the SU(2) gauge-Higgs model in two Euclidean dimensions using the tensor renormalization group (TRG) approach. We derive a tensor formulation for this model in the unitary gauge and…Alexei Bazavov, Simon Catterall, Raghav G. Jha et al.·Jan 31, 2019SaveLearn
Meson deformation by magnetic fields in lattice QCDWe study light meson properties in a magnetic field, focusing on a charged pion and a charged and polarized rho meson, in quenched lattice QCD. The gauge-invariant density-density correlators are…Koichi Hattori, Arata Yamamoto·Jan 29, 2019SaveLearn
Electromagnetic and strong isospin-breaking corrections to the muon g - 2 from Lattice QCD+QEDWe present a lattice calculation of the leading-order electromagnetic and strong isospin-breaking corrections to the hadronic vacuum polarization (HVP) contribution to the anomalous magnetic moment…D. Giusti, V. Lubicz, G. Martinelli et al.·Jan 28, 2019SaveLearn
The topological susceptibility of two-dimensional U(N) gauge theoriesIn this paper we study the topological susceptibility of two-dimensional U(N) gauge theories. We provide explicit expressions for the partition function and the topological susceptibility at finite…Claudio Bonati, Paolo Rossi·Jan 28, 2019SaveLearn
Review of Lattice QCD Studies of Hadronic Vacuum Polarization Contribution to Muon g-2Lattice QCD (LQCD) studies for the hadron vacuum polarization (HVP) and its contribution to the muon anomalous magnetic moment (muon g-2) are reviewed. There currently exists more than 3-sigma…Kohtaroh Miura·Jan 25, 2019SaveLearn
D meson Semileptonic Decay Form Factors at q2 = 0We discuss preliminary results for the vector form factors f+\π,K\ at zero-momentum transfer for the decays Dπν and D K ν using MILC's Nf = 2+1+1 HISQ ensembles at…Ruizi Li, A. Bazavov, C. W. Bernard et al.·Jan 25, 2019SaveLearn
Test of factorization for the long-distance effects from charmonium on B K+-We report on a calculation of the charmonium contribution to the decay B → K+- using lattice simulations with 2+1 flavors of Mobius domain wall fermions. We focus on the region…Katsumasa Nakayama, Shoji Hashimoto·Jan 25, 2019SaveLearn
Review on Composite Higgs ModelsComposite Higgs Models explore the possibility that the Higgs boson is an excitation of a new strongly interacting sector giving rise to electro-weak symmetry breaking. After describing how this new…Oliver Witzel·Jan 24, 2019SaveLearn
Lattice QCD determination of neutron-antineutron matrix elements with physical quark massesMatrix elements of six-quark operators are needed to extract new physics constraints from experimental searches for neutron-antineutron oscillations. This work presents in detail the first lattice…Enrico Rinaldi, Sergey Syritsyn, Michael L. Wagman et al.·Jan 22, 2019SaveLearn
Recent Progress on the QCD Phase DiagramRecent progress and the latest results on the bulk thermodynamic properties of QCD matter from lattice are reviewed. In particular, I will stress upon the fact that lattice techniques are now…Sayantan Sharma·Jan 22, 2019SaveLearn
The density of states approach to the sign problemApproaches to the sign problem based on the density of states have been recently revived by the introduction of the LLR algorithm, which allows us to compute the density of states itself with…Biagio Lucini, Olmo Francesconi, Markus Holzmann et al.·Jan 22, 2019SaveLearn
Implementing the three-particle quantization condition including higher partial wavesWe present an implementation of the relativistic three-particle quantization condition including both s- and d-wave two-particle channels. For this, we develop a systematic expansion about…Tyler D. Blanton, Fernando Romero-López, Stephen R. Sharpe·Jan 21, 2019SaveLearn
Quark mass determinations with the RI-SMOM scheme and HISQ actionLattice QCD provides several avenues for the high precision determination of quark masses. Using the RI-SMOM scheme applied to lattice calculations with the HISQ action, we obtain mass…A. T. Lytle, C. T. H. Davies, D. Hatton et al.·Jan 21, 2019SaveLearn
Exploring non-Abelian gauge theory with energy-momentum tensor; stress, thermodynamics and correlationsWe perform various lattice numerical analyses with the energy-momentum tensor (EMT) defined through the gradient flow. We explore the spatial distribution of the stress tensor in static…Masakiyo Kitazawa·Jan 20, 2019SaveLearn
Strong coupling constant and heavy quark masses in 2+1 flavor QCDWe present a determination of the strong coupling constant and heavy quark masses in (2+1)-flavor QCD using lattice calculations of the moments of the pseudo-scalar quarkonium correlators at several…P. Petreczky, J. H. Weber·Jan 18, 2019SaveLearn
Tantalizing dilaton tests from a near-conformal EFTThe dilaton low-energy effective field theory (EFT) of an emergent light scalar is probed in the paradigm of strongly coupled near-conformal gauge theories. These studies are motivated by models…Zoltan Fodor, Kieran Holland, Julius Kuti et al.·Jan 18, 2019SaveLearn
Quantum simulation of scattering in the quantum Ising modelWe discuss real time evolution for the quantum Ising model in one spatial dimension with Ns sites. In the limit where the nearest neighbor interactions J in the spatial directions are small,…Erik Gustafson, Yannick Meurice, Judah Unmuth-Yockey·Jan 17, 2019SaveLearn
Spectral representation of lattice gluon and ghost propagators at zero temperatureWe consider the analytic continuation of Euclidean propagator data obtained from 4D simulations to Minkowski space. In order to perform this continuation, the common approach is to first extract the…David Dudal, Orlando Oliveira, Martin Roelfs et al.·Jan 16, 2019SaveLearn