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Continuous-Moment Sum Rules and Pion Photoproduction Data
Phys. Rev. D 2, 2098 – Published 1 November, 1970
DOI: https://doi.org/10.1103/PhysRevD.2.2098
Abstract
Continuous-moment sum rules with different weight functions are studied for the single-pion photo-production process. Even granting the usual ambiguities on the high-energy side, it seems that presently available very low-energy data may be in considerable error.
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