First Measurement of Hard Exclusive π- Δ++ Electroproduction Beam-Spin Asymmetries off the Proton
Date Issued
2023-07
Author(s) USM
DOI
10.1103/PhysRevLett.131.021901
Abstract
The polarized cross-section ratio rrLT �/rr0 from hard exclusive ir-A++ electroproduction off an unpolarized hydrogen target has been extracted based on beam-spin asymmetry measurements using a 10.2 GeV/10.6 GeV incident electron beam and the CLAS12 spect
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