Universal scaling properties of QCD close to the chiral limitWe present a lattice QCD based determination of the chiral phase transition temperature in QCD with two massless (up and down) and one strange quark having its physical mass. We propose and calculate…Olaf Kaczmarek, Frithjof Karsch, Anirban Lahiri et al.·Oct 29, 2020SaveLearn
Overview of the QCD phase diagram -- Recent progress from the latticeIn recent years there has been much progress on the investigation of the QCD phase diagram with lattice QCD simulations. In this review I focus on the developments in the last two years. Especially…Jana N. Guenther·Oct 29, 2020SaveLearn
Higher order cumulants of electric charge and strangeness fluctuations on the crossover lineWe present lattice QCD calculations of higher order cumulants of electric charge distributions for small baryon chemical potentials μB by using up to NNNLO Taylor expansions. Ratios of these…D. Bollweg, J. Goswami, F. Karsch et al.·Oct 29, 2020SaveLearn
Correlated Dirac Eigenvalues and Axial Anomaly in Chiral Symmetric QCDWe introduce novel relations between the derivatives [∂n(λ, ml)/∂ mln] of the Dirac eigenvalue spectrum [(λ, ml)] with respect to the light sea…H. -T. Ding, S. -T. Li, Swagato Mukherjee et al.·Oct 28, 2020SaveLearn
Jet transport coefficient q in lattice QCDWe present the first calculation of the jet transport coefficient q in quenched and (2+1)-flavor QCD on a 4-D Euclidean lattice. The light-like propagation of an energetic parton is…Amit Kumar, Abhijit Majumder, Johannes Heinrich Weber·Oct 27, 2020SaveLearn
Distribution of Energy-Momentum Tensor around a Static Quark in the Deconfined Phase of SU(3) Yang-Mills TheoryEnergy momentum tensor (EMT) characterizes the response of the vacuum as well as the thermal medium under the color electromagnetic fields. We define the EMT by means of the gradient flow formalism…Ryosuke Yanagihara, Masakiyo Kitazawa, Masayuki Asakawa et al.·Oct 26, 2020SaveLearn
Self-learning Monte-Carlo for non-abelian gauge theory with dynamical fermionsIn this paper, we develop the self-learning Monte-Carlo (SLMC) algorithm for non-abelian gauge theory with dynamical fermions in four dimensions to resolve the autocorrelation problem in lattice QCD.…Yuki Nagai, Akinori Tanaka, Akio Tomiya·Oct 22, 2020SaveLearn
Relativistic N-particle energy shift in finite volumeWe present a general method for deriving the energy shift of an interacting system of N spinless particles in a finite volume. To this end, we use the nonrelativistic effective field theory…Fernando Romero-López, Akaki Rusetsky, Nikolas Schlage et al.·Oct 22, 2020SaveLearn
Finite volume corrections to forward Compton scattering off the nucleonWe calculate the spin-averaged amplitude for doubly virtual forward Compton scattering off nucleons in the framework of manifestly Lorentz invariant baryon chiral perturbation theory at complete…J. Lozano, A. Agadjanov, J. Gegelia et al.·Oct 21, 2020SaveLearn
Computing Nucleon Charges with Highly Improved Staggered QuarksThis work continues our program of lattice-QCD baryon physics using staggered fermions for both the sea and valence quarks. We present a proof-of-concept study that demonstrates, for the first time,…Yin Lin, Aaron S. Meyer, Steven Gottlieb et al.·Oct 20, 2020SaveLearn
Solving relativistic three-body integral equations in the presence of bound statesWe present a systematically improvable method for numerically solving relativistic three-body integral equations for the partial-wave projected amplitudes. The method consists of a discretization…Andrew W. Jackura, Raúl A. Briceño, Sebastian M. Dawid et al.·Oct 19, 2020SaveLearn
The renormalised O(a) improved vector current in three-flavour lattice QCD with Wilson quarksWe present the results of a non-perturbative determination of the improvement coefficient cV and the renormalisation factor ZV, which define the renormalised vector current in…Jochen Heitger, Fabian Joswig·Oct 19, 2020SaveLearn
Berezinskii-Kosterlitz-Thouless transitions in two-dimensional lattice SO(Nc) gauge theories with two scalar flavorsWe study the phase diagram and critical behavior of a two-dimensional lattice SO(Nc) gauge theory (Nc 3) with two scalar flavors, obtained by partially gauging a maximally O(2Nc)…Claudio Bonati, Alessio Franchi, Andrea Pelissetto et al.·Oct 19, 2020SaveLearn
Is N=2 Large?We study θ dependence of the vacuum energy for the 4d SU(2) pure Yang-Mills theory by lattice numerical simulations. The response of topological excitations to the smearing procedure is…Ryuichiro Kitano, Norikazu Yamada, Masahito Yamazaki·Oct 17, 2020SaveLearn
Toward accurate form factors for B-to-light meson decay from lattice QCDWe present the results of a lattice QCD calculation of the scalar and vector form factors for the unphysical Bsηs decay, over the full physical range of q2. This is a useful testing…W. G. Parrott, C. Bouchard, C. T. H. Davies et al.·Oct 15, 2020SaveLearn
Spectral Analysis of Causal Dynamical Triangulations via Finite Element MethodWe examine the dual graph representation of simplicial manifolds in Causal Dynamical Triangulations (CDT) as a mean to build observables, and propose a new representation based on the Finite Element…Fabio Caceffo, Giuseppe Clemente·Oct 14, 2020SaveLearn
Tensor lattice field theory with applications to the renormalization group and quantum computingWe discuss the successes and limitations of statistical sampling for a sequence of models studied in the context of lattice QCD and emphasize the need for new methods to deal with finite-density and…Yannick Meurice, Ryo Sakai, Judah Unmuth-Yockey·Oct 13, 2020SaveLearn
A gauge invariant order parameter for monopole condensation in QCD vacuumIn this paper we improve the existing order parameter for monopole condensation in gauge theory vacuum, making it gauge-invariant from scratch and free of the spurious infrared problems which plagued…Adriano Di Giacomo·Oct 8, 2020SaveLearn
Spectrum of Trace Deformed Yang-Mills TheoriesIn this paper we study, by means of numerical simulations, the behaviour of the scalar glueball mass and the ground state of the torelon for trace deformed Yang-Mills theory defined on $…Andreas Athenodorou, Marco Cardinali, Massimo D'Elia·Oct 7, 2020SaveLearn
The Mellin moments x and x2 for the pion and kaon from lattice QCDWe present a calculation of the pion quark momentum fraction, x , and its third Mellin moment x2 . We also obtain directly, for the first time, x …Constantia Alexandrou, Simone Bacchio, Ian Cloet et al.·Oct 7, 2020SaveLearn
Lattice regularisation and entanglement structure of the Gross-Neveu modelWe construct a Hamiltonian lattice regularisation of the N-flavour Gross-Neveu model that manifestly respects the full O(2N) symmetry, preventing the appearance of any unwanted marginal…Gertian Roose, Nick Bultinck, Laurens Vanderstraeten et al.·Oct 7, 2020SaveLearn
The Positive-Parity Baryon Spectrum and the Role of Hybrid BaryonsWe calculate the low-lying spectra for the positive-parity and N at two pion masses of 358 and 278 MeV using an isotropic clover action with two degenerate light-quaark and one…Tanjib Khan, David Richards, Frank Winter·Oct 6, 2020SaveLearn
Renormalization and Mixing of the Gluino-Glue Operator on the LatticeWe study the mixing of the Gluino-Glue operator in N=1 Supersymmetric Yang-Mills theory (SYM), both in dimensional regularization and on the lattice. We calculate its renormalization, which…Marios Costa, Herodotos Herodotou, Phivos Philippides et al.·Oct 6, 2020SaveLearn
The x-dependence of hadronic parton distributions: A review on the progress of lattice QCDIn this article, we review recent lattice calculations on the x-dependence of parton distributions, with the latter providing information on hadron structure. These calculations are based on matrix…Martha Constantinou·Oct 6, 2020SaveLearn
Chiral Lattice Fermions From Staggered FieldsWe describe a proposal for constructing a lattice theory that we argue may be capable of yielding free Weyl fermions in the continuum limit. The model employs reduced staggered fermions and uses site…Simon Catterall·Oct 5, 2020SaveLearn