NLO CHPT corrections to the transverse muon polarization in K_(l2γ) decay
classification
✦ hep-ph
keywords
chptcorrectionsdecaygammamuonpolarizationtransversebeen
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The calculation of the transverse muon polarization in $K^+ \to \mu^+ \nu \gamma$ decay due to the final state interaction up to $O(p^6)$ CHPT level has been carried out. It is shown that $O(p^6)$ corrections to the observable is much less than $O(p^4)$ contribution.
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