Parton Distributions in Nucleons and Nuclei

By J. Ethier, E. Nocera. Annual Review of Nuclear and Particle Science, 2020

149 citations recorded by the source corpus.

We review the current status of parton distribution function (PDF) determinations for unpolarized and longitudinally polarized protons and for unpolarized nuclei, which are probed by high-energy hadronic scattering in perturbative quantum chromodynamics (QCD). We present the established theoretical framework, the experimental information, and the methodological aspects inherent to any modern PDF extraction. Furthermore, we summarize the present knowledge of PDFs and discuss their limitations in both accuracy and precision relevant to advancing our understanding of QCD proton substructure and pursuing our quest for precision in the Standard Model and beyond. In this respect, we highlight various achievements, discuss contemporary issues in PDF analyses, and outline future directions of progress.

Subfields: Nuclear and High Energy Physics

View Paper: https://www.semanticscholar.org/paper/9d8862e7a32ad7d27d8bb4fffe702d305265aa44

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In Nuclear and High Energy Physics

  1. M. Constantinou
  2. Atlas Collaboration
  3. Juan Rojo
  4. Pavel M. Nadolsky
  5. E. Nocera
  6. A. Radyushkin
  7. C. Yuan
  8. Jian-Hui Zhang

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