Observation of Bs0->J/ψf'2(1525) in J/ψK+K- final states

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Back, J. J.; Dossett, D.; Gershon, T. J.; Harrison, P. F.; Kreps, Michal; Latham, Thomas; Pilar, T.; Poluektov, Anton; Reid, Matthew M.; Silva Coutinho, R.; Whitehead, M. (Mark); Williams, M. P.; HASH(0x5576ca5e4038);
(2012)

The decay Bs0→J/ψK+K- is investigated using 0.16  fb-1 of data collected with the LHCb detector using 7 TeV pp collisions. Although the J/ψϕ channel is well known, final states at higher K+K- masses have not previously been studied. In the K+K- mass spectrum we observe ... View more
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    1Centro Brasileiro de Pesquisas F´ısicas (CBPF), Rio de Janeiro, Brazil

    2Universidade Federal do Rio de Janeiro (UFRJ), Rio de Janeiro, Brazil

    3Center for High Energy Physics, Tsinghua University, Beijing, China

    4LAPP, Universite´ de Savoie, CNRS/IN2P3, Annecy-Le-Vieux, France 5Clermont Universite´, Universite´ Blaise Pascal, CNRS/IN2P3, LPC, Clermont-Ferrand, France

    6CPPM, Aix-Marseille Universite´, CNRS/IN2P3, Marseille, France

    7LAL, Universite´ Paris-Sud, CNRS/IN2P3, Orsay, France 8LPNHE, Universite´ Pierre et Marie Curie, Universite´ Paris Diderot, CNRS/IN2P3, Paris, France

    9Fakulta¨t Physik, Technische Universita¨t Dortmund, Dortmund, Germany

    10Max-Planck-Institut fu¨r Kernphysik (MPIK), Heidelberg, Germany

    11Physikalisches Institut, Ruprecht-Karls-Universita¨t Heidelberg, Heidelberg, Germany

    12School of Physics, University College Dublin, Dublin, Ireland

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