arXiv:1108.0179·v3·Nuclear Theory
Effect of Sigma-beam Asymmetry Data on Fits to Single Pion Photoproduction off Neutron
I.I. Strakovsky🇺🇸 · R.A. Arndt🇺🇸 · W.J. Briscoe🇺🇸 · M.W. Paris🇺🇸 · R.L. Workman (GWU)🇺🇸
Abstract
We investigate the influence of new GRAAL Sigma-beam asymmetry measurements on the neutron in multipole fits to the single-pion photoproduction database. Results are compared to those found with the addition of a double-polarization quantity associated with the sum rule.
Comments: 4 pages, 4 figures, 1 table; v2/v3: minor corrections; Presented at the 8th Workshop on the Physics of Excited Nucleons (NSTAR2011), Newport News, USA, May 2011