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Beam asymmetry $\Sigma$ measurements on the $\pi^-$ photoproduction off neutrons

The Graal collaboration Mandaglio, G. ; Mammoliti, F. ; Manganaro, M. ; et al.

Phys.Rev.C 82 (2010) 045209, 2010.

Inspire Record 872319 DOI 10.17182/hepdata.63833

The $\Sigma$ beam asymmetry in the photoproduction of negative pions from quasi-free neutrons in a deuterium target was measured at Graal in the energy interval 700 - 1500 MeV and a wide angular range, using polarized and tagged photons. The results are compared with recent partial wave analyses.

11 data tables

Table 1

The measured beam polarization asymmetry for photon energy 753 MeV.

Table 2

The measured beam polarization asymmetry for photon energy 820 MeV.

Table 3

The measured beam polarization asymmetry for photon energy 884 MeV.