Parton distributions and lattice-QCD calculations: Toward 3D structure
M Constantinou, A Courtoy, MA Ebert… - Progress in Particle and …, 2021 - Elsevier
The strong force which binds hadrons is described by the theory of quantum
chromodynamics (QCD). Determining the character and manifestations of QCD is one of the …
chromodynamics (QCD). Determining the character and manifestations of QCD is one of the …
Parton distributions and lattice QCD calculations: a community white paper
In the framework of quantum chromodynamics (QCD), parton distribution functions (PDFs)
quantify how the momentum and spin of a hadron are divided among its quark and gluon …
quantify how the momentum and spin of a hadron are divided among its quark and gluon …
QCD and strongly coupled gauge theories: challenges and perspectives
We highlight the progress, current status, and open challenges of QCD-driven physics, in
theory and in experiment. We discuss how the strong interaction is intimately connected to a …
theory and in experiment. We discuss how the strong interaction is intimately connected to a …
Scalar strange content of the nucleon from lattice QCD
PM Junnarkar, A Walker-Loud - … Review D—Particles, Fields, Gravitation, and …, 2013 - APS
The scalar strange-quark matrix element of the nucleon is computed with lattice QCD. A
mixed-action scheme is used with domain-wall valence fermions computed on the …
mixed-action scheme is used with domain-wall valence fermions computed on the …
Lattice computation of the nucleon scalar quark contents at the physical point
We present a QCD calculation of the u, d, and s scalar quark contents of nucleons based on
47 lattice ensembles with N f= 2+ 1 dynamical sea quarks, 5 lattice spacings down to 0.054 …
47 lattice ensembles with N f= 2+ 1 dynamical sea quarks, 5 lattice spacings down to 0.054 …
Direct evaluation of the quark content of nucleons from lattice QCD at the physical point
We evaluate the light, strange, and charm scalar content of the nucleon using one lattice
QCD ensemble generated with two degenerate light quarks with mass fixed to their physical …
QCD ensemble generated with two degenerate light quarks with mass fixed to their physical …
The spin structure of the nucleon
A Deur, SJ Brodsky… - Reports on Progress in …, 2019 - iopscience.iop.org
We review the present understanding of the spin structure of protons and neutrons, the
fundamental building blocks of nuclei collectively known as nucleons. The field of nucleon …
fundamental building blocks of nuclei collectively known as nucleons. The field of nucleon …
Nucleon form factors and moments of generalized parton distributions using<? format?> N f<? format?>=<? format?> 2<? format?>+<? format?> 1<? format?>+< …
We present results on the axial and the electromagnetic form factors of the nucleon, as well
as on the first moments of the nucleon generalized parton distributions using maximally …
as on the first moments of the nucleon generalized parton distributions using maximally …
Strangeness and charmness content of the nucleon from overlap fermions<? format?> on 2<? format?>+<? format?> 1-flavor domain-wall fermion configurations
M Gong, A Alexandru, Y Chen, T Doi, SJ Dong… - Physical Review D …, 2013 - APS
We present a calculation of the strangeness and charmness contents⟨ N| s¯ s| N⟩ and⟨ N|
c¯ c| N⟩ of the nucleon from dynamical lattice QCD with 2+ 1 flavors. The calculation is …
c¯ c| N⟩ of the nucleon from dynamical lattice QCD with 2+ 1 flavors. The calculation is …
Nucleon mass and sigma term from lattice QCD with two light fermion flavors
GS Bali, PC Bruns, S Collins, M Deka, B Gläßle… - Nuclear Physics B, 2013 - Elsevier
We analyze Nf= 2 nucleon mass data with respect to their dependence on the pion mass
down to mπ= 157 MeV and compare it with predictions from covariant baryon chiral …
down to mπ= 157 MeV and compare it with predictions from covariant baryon chiral …