Observation of psi(3686) -> e(+)e(-)chi(cJ) and chi(cJ) -> e(+)e(-)J/psi

Ablikim, M; Achasov, MN; Ai, XC; Albayrak, O; Albrecht, M; Ambrose, DJ; Amoroso, A; An, FF; An, Q; Bai, JZ; Ferroli, RB; Ban, Y; Bennett, DW; Bennett, JV; Bertani, M; Bettoni, D; Bian, JM; Bianchi, F; Boger, E; Boyko, I; Briere, RA; Cai, H; Cai, X; C

Zhang, JL (reprint author), Inst High Energy Phys, Beijing 100049, Peoples R China.

PHYSICAL REVIEW LETTERS, 2017; 118 (22):

Abstract

Using 4.479 x 10(8) psi(3686) events collected with the BESIII detector, we search for the decays psi(3686) -> e(+)e(-)chi(cJ) and chi(cJ) -> e(......

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