Large-momentum effective theory

X Ji, Y Liu, YS Liu, JH Zhang, Y Zhao - Reviews of Modern Physics, 2021 - APS
Since the parton model was introduced by Feynman more than 50 years ago, much has
been learned about the partonic structure of the proton through a large body of high-energy …

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 …

Snowmass 2021 whitepaper: Proton structure at the precision frontier

S Amoroso, A Apyan, N Armesto, RD Ball… - arxiv preprint arxiv …, 2022 - arxiv.org
An overwhelming number of theoretical predictions for hadron colliders require parton
distribution functions (PDFs), which are an important ingredient of theory infrastructure for …

Parton distributions and lattice QCD calculations: a community white paper

HW Lin, ER Nocera, F Olness, K Orginos, J Rojo… - Progress in Particle and …, 2018 - Elsevier
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 …

Unpolarized and helicity generalized parton distributions of the proton within lattice QCD

C Alexandrou, K Cichy, M Constantinou… - Physical review …, 2020 - APS
We present the first calculation of the x dependence of the proton generalized parton
distributions (GPDs) within lattice QCD. Results are obtained for the isovector unpolarized …

Exploring Partonic Structure of Hadrons Using ab initio Lattice QCD Calculations

YQ Ma, JW Qiu - Physical Review Letters, 2018 - APS
Following our previous proposal, we construct a class of good “lattice cross sections”(LCSs),
from which we can study the partonic structure of hadrons from ab initio lattice QCD …

A Guide to Light‐Cone PDFs from Lattice QCD: An Overview of Approaches, Techniques, and Results

K Cichy, M Constantinou - Advances in High Energy Physics, 2019 - Wiley Online Library
Within the theory of Quantum Chromodynamics (QCD), the rich structure of hadrons can be
quantitatively characterized, among others, using a basis of universal nonperturbative …

The x-dependence of hadronic parton distributions: A review on the progress of lattice QCD

M Constantinou - The European Physical Journal A, 2021 - Springer
In 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 …

Nucleon helicity generalized parton distribution at physical pion mass from lattice QCD

HW Lin - Physics Letters B, 2022 - Elsevier
The generalized parton distributions (GPDs) offer a window on three-dimensional imaging of
the nucleon, providing understanding of how the fundamental properties of the nucleon …

Reconstructing parton distribution functions from Ioffe time data: from Bayesian methods to Neural Networks

J Karpie, K Orginos, A Rothkopf… - Journal of High Energy …, 2019 - Springer
A bstract The computation of the parton distribution functions (PDF) or distribution
amplitudes (DA) of hadrons from first principles lattice QCD constitutes a central open …