The eta->pi⁰ pi⁰ gamma gamma decay in generalized chiral perturbation theory
classification
✦ hep-ph
keywords
gammachiralperturbationtheorydecayeta-generalizedcalculations
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Calculations of eta->pi^0 pi^0 gamma gamma decay in generalized chiral perturbation theory are presented. Tree level and some of next-to-leading corrections are involved. Sensitivity to the deviations from the standard chiral perturbation theory is discussed.
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