Multidimensional, high precision beam spin asymmetry measurements of semi-inclusive pion production off the proton with CLAS12
S. Diehl
SciPost Phys. Proc. 8, 149 (2022) · published 14 July 2022
- doi: 10.21468/SciPostPhysProc.8.149
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Proceedings event
28th Annual Workshop on Deep-Inelastic Scattering (DIS) and Related Subjects
Abstract
High precision measurements of the polarized electron beam-spin asymmetry in SIDIS from the proton have been performed using a 10.6 GeV incident electron beam and the CLAS12 spectrometer at Jefferson Lab. The proceeding reports a multidimensional study of the structure function ratio $F^{sin\phi}_{LU}/F_{UU}$ extracted from single pion ($\pi^{+}$, $\pi^{-}$, $\pi^{0}$) SIDIS data over a large kinematic range in $z$, $x_{B}$, $P_{T}$ and virtualities $Q^{2}$ ranging from 1~GeV$^2$ up to 7~GeV$^2$. $F^{sin\phi}_{LU}$ is a twist-3 quantity that can reveal novel properties of quark-gluon correlations within the nucleon.
Cited by 1
Author / Affiliations: mappings to Contributors and Organizations
See all Organizations.- 1 2 Stefan Diehl
- Centre National de la Recherche Scientifique / French National Centre for Scientific Research [CNRS]
- Commissariat à l'Énergie Atomique et aux Énergies Alternatives (through Organization: Commissariat à l'énergie Atomique et aux énergies Alternatives / Atomic Energy and Alternative Energies Commission [CEA])
- Instituto Nazionale di Fisica Nucleare (INFN) (through Organization: Istituto Nazionale di Fisica Nucleare / National Institute for Nuclear Physics [INFN])
- Ministry of Science and Higher Education of the Russian Federation
- National Research Foundation of Korea [NRF]
- National Science Foundation [NSF]
- Science and Technology Facilities Council [STFC]
- United States Department of Energy [DOE]