The Measurement of χ[sub cJ] Decays at BESIII

D G Richards,William Detmold,Jo Dudek,Wally Melnitchouk,Guofa Xu,D S Armstrong,V D Burkert,Jianping Chen

AIP Conference Proceedings（2011）

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Abstract

Based on the 110M psi(3686) data sample which has been collected by BESIII at year 2009, many chi(cJ) decay modes have been measured, such as chi(cJ) -> pi(0)pi(0), chi(cJ) -> eta eta, chi(cJ) -> VV, chi(cJ) -> gamma V, and so on. Results presented in this document are preliminary.

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Key words

psi(2S),double radiative decay,chi(cJ)

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