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Precision Study of eta ' -> gamma pi(+) pi(-) Decay Dynamics
(American Physical Society, 2018)
Using a low background data sample of 9.7×105 J/?????, ?????+?- events, which are 2 orders of magnitude larger than those from the previous experiments, recorded with the BESIII detector at BEPCII, the decay dynamics of ...
Search for hc ??+?-J /? via ? (3686) ??0?+?-J /?
(American Physical Society, 2018)
Using a data sample of 448.1×106 ?(3686) events collected with the BESIII detector operating at the BEPCII, we perform search for the hadronic transition hc??+?-J/? via ?(3686)??0hc. No signals of the transition are observed, ...
Searching for beauty-fully bound tetraquarks using lattice nonrelativistic QCD
(American Physical Society, 2018)
Using a data sample of (448.1±2.9)×106 ?(3686) events collected with the BESIII detector at the BEPCII collider, we present measurements of branching fractions for the decays ?cJ??+?- and ?0?0. The decays ?c1,2??+?- and ...