Study of electromagnetic Dalitz decays $\chi_{cJ} \rightarrow \mu^{+}\mu^{-}J/\psi$
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DOI: 10.1103/physrevd.99.051101
Abstract: Using 4.48 x 10(8) psi(3686) events collected with the BESIII detector, we search for the decays chi(cJ) ->mu(+)mu(- )J/psi through the radiative decays psi(3686) -> gamma chi(cJ), where J = ... read more here.
Keywords: dalitz decays; decays chi; electromagnetic dalitz; rightarrow psi ... See more keywords