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The hadronic running of the electromagnetic coupling and electroweak mixing angle
Teseo San José, Hartmut Wittig, Marco Cè +7
We present results for the hadronic running of the electromagnetic coupling and the weak mixing angle from simulations of lattice QCD with flavours of -improved Wil…
The hadronic running of the electromagnetic coupling and the electroweak mixing angle from lattice QCD
Marco Cè, Antoine Gérardin, Georg von Hippel +7
We compute the hadronic running of the electromagnetic and weak couplings in lattice QCD with flavors of improved Wilson fermions. Using two d…
Isoscalar electromagnetic form factors of the nucleon in lattice QCD
Dalibor Djukanovic, Georg von Hippel, Harvey B. Meyer +4
We present results for the isoscalar electromagnetic form factors of the nucleon computed on the Coordinated Lattice Simulations (CLS) ensembles with flavors…
The hadronic contribution to the running of the electromagnetic coupling and electroweak mixing angle
Teseo San José, Marco Cè, Antoine Gérardin +7
As present and future experiments, on both the energy and precision frontiers, look to identify new physics beyond the Standard Model, we require more precise determinations of fun…
Isovector electromagnetic form factors of the nucleon from lattice QCD and the proton radius puzzle
D. Djukanovic, T. Harris, G. von Hippel +7
We present results for the isovector electromagnetic form factors of the nucleon computed on the CLS ensembles with flavors of -improved Wilson fermions a…
Lattice calculation of the hadronic leading order contribution to the muon
H. Wittig, A. Gérardin, Marco Cè +9
The persistent discrepancy of about 3.5 standard deviations between the experimental measurement and the Standard Model prediction for the muon anomalous magnetic moment, , is…
The leading hadronic vacuum polarization contribution to the muon anomalous magnetic moment using O() improved Wilson quarks
Antoine Gérardin, Marco Cè, Georg von Hippel +6
We present a lattice calculation of the leading hadronic contribution to the anomalous magnetic moment of the muon. This work is based on a subset of the CLS ensembles with $N_f =…
Strange nucleon form factors and isoscalar charges with -improved Wilson fermions
Dalibor Djukanovic, Harvey Meyer, Konstantin Ottnad +3
We report on our calculation of the strange contribution to the vector and axial vector form factors. The strange charge radii, magnetic moment, and axial charge are extracted by m…
Continuum Goldstone spectrum of two-color QCD at finite density with staggered quarks
Jonas Wilhelm, Lukas Holicki, Dominik Smith +2
We carry out lattice simulations of two-color QCD and spectroscopy at finite density with two flavors of rooted-staggered quarks and a diquark source term. As in a previous four-fl…
The hadronic contribution to the running of the electromagnetic coupling and the electroweak mixing angle
Marco Cè, Teseo San José, Antoine Gérardin +6
The electromagnetic coupling and the electroweak mixing angle are parameters of the Standard Model (SM) that enter precision SM tests and play a fundamental rô…
Nucleon isovector charges and twist-2 matrix elements with dynamical Wilson quarks
Tim Harris, Georg von Hippel, Parikshit Junnarkar +5
We present results from a lattice QCD study of nucleon matrix elements at vanishing momentum transfer for local and twist-2 isovector operator insertions. Computations are performe…
The leading hadronic contribution to from lattice QCD with flavours of O() improved Wilson quarks
Antoine Gérardin, Marco Cè, Georg von Hippel +6
The comparison of the theoretical and experimental determinations of the anomalous magnetic moment of the muon constitutes one of the strongest tests of the Standard Mode…
Strange electromagnetic form factors of the nucleon with -improved Wilson fermions
Dalibor Djukanovic, Konstantin Ottnad, Jonas Wilhelm +1
We present results for the strange contribution to the electromagnetic form factors of the nucleon computed on the CLS ensembles with flavors of -improved…
Strange nucleon form factors with O()-improved Wilson fermions
Dalibor Djukanovic, Harvey Meyer, Konstantin Ottnad +3
We present preliminary results for strangeness form factors of the nucleon computed on the CLS ensembles with flavors of O()-improved Wilson fermions. Our calculations…
Nucleon charges and quark momentum fraction with Wilson fermions
Konstantin Ottnad, Tim Harris, Harvey Meyer +3
We present a nucleon structure analysis including local isovector charges as well as twist-2 operator insertions. Computations are performed on CLS ensembles with Wilson…
Nucleon average quark momentum fraction with Wilson fermions
Konstantin Ottnad, Tim Harris, Harvey Meyer +3
We report on an analysis of the average quark momentum fraction of the nucleon and related quantities using Wilson fermions. Computations are performed on four C…
Baryon magnetic moments: Symmetries and relations
Assumpta Parreno, Martin J. Savage, Brian C. Tiburzi +4
Magnetic moments of the octet baryons are computed using lattice QCD in background magnetic fields, including the first treatment of the magnetically coupled Sigma-Lambda system. A…
Two-colour QCD at finite density with two flavours of staggered quarks
Lukas Holicki, Jonas Wilhelm, Dominik Smith +2
In this contribution we revisit simulations of two-color QCD with rooted staggered quarks at finite density, where baryon-number spontaneously breaks and a diquark condensate forms…
Octet Baryon Magnetic Moments from Lattice QCD: Approaching Experiment from a Three-Flavor Symmetric Point
Assumpta Parreno, Martin J. Savage, Brian C. Tiburzi +4
Lattice QCD calculations with background magnetic fields are used to determine the magnetic moments of the octet baryons. Computations are performed at the physical value of the st…