Hyperon Radiative Decays in the 1/N_c Expansion
classification
✦ hep-ph
keywords
gammasigmacalculationdecaysexpansionradiativecomputehyperon
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Using a recent calculation of transition magnetic moments in the 1/N_c expansion and a calculation showing the suppression of E2/M1 by powers of N_c, we compute the widths for the radiative decays Sigma^* --> Sigma gamma, Sigma^* --> Lambda gamma, and Xi^* --> Xi gamma.
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