Direct access to hadronic decay parameters with twisted boundary conditionsOur exploratory study looks for direct access to the resonant hadronic transition amplitude without resorting to the L\"uscher formalism. We study the decay (3770)DD by applying…Benoît Blossier, Jochen Heitger, Jan Neuendorf et al.·Dec 21, 2022SaveLearn
Charm fluctuations in (2+1)-flavor QCD at high temperatureUsing the high statistics datasets of the HotQCD Collaboration, generated with the HISQ (2+1)-flavor action for light and strange quarks, and treating the charm sector in the quenched approximation,…Sipaz Sharma·Dec 21, 2022SaveLearn
On improvement of the axial-vector current with stabilised Wilson fermionsWe report on the determination of the improvement coefficient c A for the non-singlet axial-vector current Aaμ(x) in the framework of stabilised Wilson-Clover fermions within three…Patrick Fritzsch, Jochen Heitger, Justus T. Kuhlmann·Dec 21, 2022SaveLearn
Benchmark Continuum Limit Results for Spectroscopy with Stabilized Wilson FermionsThe OpenLat initiative presents its results of lattice QCD simulations using Stabilized Wilson Fermions (SWF) using 2+1 quark flavors. Focusing on the SU(3) flavor symmetric point…Francesca Cuteri, Anthony Francis, Patrick Fritzsch et al.·Dec 21, 2022SaveLearn
Towards precision charm physics with a mixed actionWe report on our first set of results for charm physics, using a mixed-action setup with maximally twisted valence fermions on CLS Nf=2+1 ensembles. This setup avoids the need of improvement…Alessandro Conigli, Julien Frison, Gregorio Herdoíza et al.·Dec 21, 2022SaveLearn
Heavy quark diffusion coefficient with gradient flowThe heavy quark diffusion coefficient is encoded in the spectral functions of the chromo-electric and the chromo-magnetic correlators, of which the latter describes the T/M contribution. We study…Viljami Leino, Nora Brambilla, Julian Mayer-Steudte et al.·Dec 21, 2022SaveLearn
Tuning of QCD+QED simulations with C boundary conditionsWe give an update on the ongoing effort of the RC collaboration to generate fully dynamical QCD+QED ensembles with C boundary conditions using the openQ code. The simulations…Anian Altherr, Lucius Bushnaq, Isabel Campos et al.·Dec 21, 2022SaveLearn
Two- and three-particle scattering in the (1+1)-dimensional O(3) non-linear sigma modelWe study two- and three-particle scattering in the O(3) non-linear sigma model in 1+1 dimensions, focusing on the isospin-1 and isospin-2 channels for two particles, and the isospin-3 channel for…Jorge Baeza-Ballesteros, Maxwell T. Hansen·Dec 20, 2022SaveLearn
Supercurrent renormalization of N=1 supersymmetric Yang-Mills theory on the latticeSupersymmetry on the lattice is explicitly broken by the gluino mass and lattice artifacts. However, it can be restored in the continuum limit by fine tuning the parameters based on the renormalized…Georg Bergner, Marios Costa, Haralambos Panagopoulos et al.·Dec 20, 2022SaveLearn
Exploring gauge theories with adjoint matter on the latticeWe review our efforts in investigating gauge theories with fermions in the adjoint representation of the gauge group by means of numerical simulations. These theories have applications in possible…Georg Bergner, Gernot Münster, Stefano Piemonte·Dec 20, 2022SaveLearn
Pseudoscalar-pole contributions to the muon g-2 at the physical pointPseudoscalar-pole diagrams are an important component of estimates of the hadronic light-by-light (HLbL) contribution to the muon g-2. We report on our computation of the transition form factors…Sebastian Burri, Gurtej Kanwar, Constantia Alexandrou et al.·Dec 20, 2022SaveLearn
Quark mass dependence of hadron resonancesWe study the dependence of the Ds0(2317) mass on the light quark mass through the analysis of data from QCD lattice simulations. Combining HH and model selection tools as the LASSO…F. Gil-Domínguez, R. Molina·Dec 20, 2022SaveLearn
B D() at non-zero recoilB anomalies play a prominent role in Beyond the Standard Model (BSM) physics searches. In particular, the long standing tension between the inclusive and the exclusive determinations of the CKM…Alejandro Vaquero·Dec 20, 2022SaveLearn
One flavour adjoint QCD with overlap fermionsThe infrared effective theory of adjoint QCD with one Dirac flavour is still under debate. The theory could be confining, conformal, or with a massless fermion in the infrared. The study of chiral…G. Bergner, I. Soler Calero, J. C. Lopez et al.·Dec 20, 2022SaveLearn
Parallel tempering algorithm applied to the deconfinement transition of quenched QCDQCD with infinite heavy quark masses exhibits a first-order thermal transition which is driven by the spontaneous breaking of the global Z3 center symmetry. We analyze the corresponding…Ruben Kara, Szabolcs Borsanyi, Zoltan Fodor et al.·Dec 20, 2022SaveLearn
Lattice gauge ensembles and data managementThe generation of ensembles of gauge configurations is a considerable expense. The preservation and curation of these ensembles constitutes a valuable shared resource for the lattice field theory…Gunnar Bali, Ryan Bignell, Anthony Francis et al.·Dec 20, 2022SaveLearn
The emergence of expanding space-time in a novel large-N limit of the Lorentzian type IIB matrix modelThe Lorentzian type IIB matrix model is a promising candidate for a non-perturbative formulation of superstring theory. However, it was found recently that a Euclidean space-time appears in the…Mitsuaki Hirasawa, Konstantinos N. Anagnostopoulos, Takehiro Azuma et al.·Dec 20, 2022SaveLearn
B Meson Decay Constants Using Relativistic Heavy QuarksWe present an update on ongoing work to extract pseudoscalar and vector decay constants for B(*), B(*)s and B(*)c mesons and determine phenomenologically-interesting ratios such as…Matthew Black, Oliver Witzel·Dec 20, 2022SaveLearn
Finite temperature QCD phase transition with 3 flavors of M\"obius domain wall fermionsWe investigate the finite temperature QCD phase transition with three degenerate quark flavors using M\"obius domain wall fermions. To explore the order of phase transition on the lower left corner…Yu Zhang, Yasumichi Aoki, Shoji Hashimoto et al.·Dec 20, 2022SaveLearn
The isentropic equation of state of (2+1)-flavor QCD: An update based on high precision Taylor expansion and Pad\'e-resummed expansion at finite chemical potentialsThe HotQCD Collaboration performed Taylor expansion calculations in 2017 for the pressure, energy density, and entropy density at non-zero chemical potentials up to the 6th order. Since then,…Jishnu Goswami·Dec 20, 2022SaveLearn
Isothermal and isentropic speed of sound in (2+1)-flavor QCD at non-zero baryon chemical potentialRecently interest in calculations of the speed of sound in QCD under conditions like constant temperature c2T or constant entropy per net baryon number c2s arose in the discussion of…D. A. Clarke·Dec 20, 2022SaveLearn
Three-pion effects in K0-K0 mixingThe rate of mixing between a neutral kaon and an anti-kaon (K0-K0) is given, in part, by a long-range matrix element, defined with two insertions of the weak Hamiltonian separated by…Andrew W. Jackura, Raúl A. Briceńo, Maxwell T. Hansen·Dec 20, 2022SaveLearn
Mass and isovector matrix elements of the nucleon at zero-momentum transferWe present the current status of our analysis of nucleon structure observables including isovector charges and twist-2 matrix elements as well as the nucleon mass. Results are computed on a large set…Konstantin Ottnad, Dalibor Djukanovic, Harvey B. Meyer et al.·Dec 20, 2022SaveLearn
QCD thermodynamics with stabilized Wilson fermionsStabilized Wilson fermions are a reformulation of Wilson clover fermions that incorporates several numerical stabilizing techniques, but also a local change of the fermion action - the original…Rocco Francesco Basta, Bastian B. Brandt, Francesca Cuteri et al.·Dec 19, 2022SaveLearn
Two-loop matching of the chromo-magnetic dipole operator with the gradient flowThe chromo-magnetic dipole operator is expressed in terms of operators at finite flow time in the gradient-flow formalism. The matching coefficients are evaluated through next-to-next-to-leading…J. Borgulat, R. Harlander, M. D. Rizik et al.·Dec 19, 2022SaveLearn