Observation of a Resonance in B+ → K+μ+μ- Decays at Low Recoil

被引:38
|
作者
Aaij, R. [41 ]
Adeva, B. [37 ]
Adinolfi, M. [46 ]
Adrover, C. [6 ]
Affolder, A. [52 ]
Ajaltouni, Z. [5 ]
Albrecht, J. [9 ]
Alessio, F. [38 ]
Alexander, M. [51 ]
Ali, S. [41 ]
Alkhazov, G. [29 ]
Cartelle, P. Alvarez [37 ]
Alves, A. A., Jr. [24 ,38 ]
Amato, S. [2 ]
Amerio, S. [21 ]
Amhis, Y. [7 ]
Anderlini, L. [17 ,71 ]
Anderson, J. [40 ]
Andreassen, R. [57 ]
Andrews, J. E. [58 ]
Appleby, R. B. [54 ]
Gutierrez, O. Aquines [10 ]
Archilli, F. [18 ]
Artamonov, A. [35 ]
Artuso, M. [59 ]
Aslanides, E. [6 ]
Auriemma, G. [24 ,78 ]
Baalouch, M. [5 ]
Bachmann, S. [11 ]
Back, J. J. [48 ]
Baesso, C. [60 ,61 ]
Balagura, V. [30 ]
Baldini, W. [16 ]
Barlow, R. J. [54 ]
Barschel, C. [38 ]
Barsuk, S. [7 ]
Barter, W. [47 ]
Bauer, Th. [41 ]
Bay, A. [39 ]
Beddow, J. [51 ]
Bedeschi, F. [22 ]
Bediaga, I. [1 ]
Belogurov, S. [30 ]
Belous, K. [35 ]
Belyaev, I. [30 ]
Ben-Haim, E. [8 ]
Bencivenni, G. [18 ]
Benson, S. [50 ]
Benton, J. [46 ]
Berezhnoy, A. [31 ]
机构
[1] Ctr Brasileiro Pesquisas Fis, Rio De Janeiro, Brazil
[2] Univ Fed Rio de Janeiro, Rio De Janeiro, Brazil
[3] Tsinghua Univ, Ctr High Energy Phys, Beijing 100084, Peoples R China
[4] Univ Savoie, LAPP, CNRS IN2P3, Annecy Le Vieux, France
[5] Univ Blaise Pascal, Clermont Univ, CNRS IN2P3, LPC, Clermont Ferrand, France
[6] Aix Marseille Univ, CPPM, CNRS IN2P3, Marseille, France
[7] Univ Paris 11, CNRS, IN2P3, LAL, F-91405 Orsay, France
[8] Univ Paris Diderot, Univ Paris 06, LPNHE, CNRS IN2P3, Paris, France
[9] Tech Univ Dortmund, Fak Phys, Dortmund, Germany
[10] Max Planck Inst Kernphys, D-69117 Heidelberg, Germany
[11] Heidelberg Univ, Inst Phys, Heidelberg, Germany
[12] Univ Coll Dublin, Sch Phys, Dublin 2, Ireland
[13] Ist Nazl Fis Nucl, Sez Bari, I-70126 Bari, Italy
[14] Ist Nazl Fis Nucl, Sez Bologna, I-40126 Bologna, Italy
[15] Ist Nazl Fis Nucl, Sez Cagliari, Cagliari, Italy
[16] Ist Nazl Fis Nucl, Sez Ferrara, Ferrara, Italy
[17] Ist Nazl Fis Nucl, Sez Firenze, I-50125 Florence, Italy
[18] Ist Nazl Fis Nucl, Lab Nazl Frascati, I-00044 Frascati, Italy
[19] Ist Nazl Fis Nucl, Sez Genova, I-16146 Genoa, Italy
[20] Ist Nazl Fis Nucl, Sez Milano Bicocca, I-20133 Milan, Italy
[21] Ist Nazl Fis Nucl, Sez Padova, Padua, Italy
[22] Ist Nazl Fis Nucl, Sez Pisa, Pisa, Italy
[23] Ist Nazl Fis Nucl, Sez Roma Tor Vergata, Rome, Italy
[24] Ist Nazl Fis Nucl, Sez Roma La Sapienza, Rome, Italy
[25] Polish Acad Sci, Henryk Niewodniczanski Inst Nucl Phys, Krakow, Poland
[26] AGH Univ Sci & Technol, Fac Phys & Appl Comp Sci, Krakow, Poland
[27] NCBJ, Warsaw, Poland
[28] Horia Hulubei Natl Inst Phys & Nucl Engn, Bucharest, Romania
[29] PNPI, Gatchina, Russia
[30] ITEP, Moscow, Russia
[31] Moscow State Univ SINP MSU, Inst Nucl Phys, Moscow, Russia
[32] Russian Acad Sci INR RAN, Inst Nucl Res, Moscow, Russia
[33] Budker Inst Nucl Phys SB RAS, Novosibirsk, Russia
[34] Novosibirsk State Univ, Novosibirsk 630090, Russia
[35] IHEP, Protvino, Russia
[36] Univ Barcelona, Barcelona, Spain
[37] Univ Santiago de Compostela, Santiago De Compostela, Spain
[38] European Org Nucl Res CERN, Geneva, Switzerland
[39] Ecole Polytech Fed Lausanne, CH-1015 Lausanne, Switzerland
[40] Univ Zurich, Inst Phys, Zurich, Switzerland
[41] Nikhef Natl Inst Subat Phys, Amsterdam, Netherlands
[42] Vrije Univ Amsterdam, Amsterdam, Netherlands
[43] NSC KIPT, Kharkov, Ukraine
[44] Natl Acad Sci KINR, Inst Nucl Res, Kiev, Ukraine
[45] Univ Birmingham, Birmingham, W Midlands, England
[46] Univ Bristol, HH Wills Phys Lab, Bristol BS8 1TL, Avon, England
[47] Univ Cambridge, Cavendish Lab, Cambridge CB3 0HE, England
[48] Univ Warwick, Dept Phys, Coventry CV4 7AL, W Midlands, England
[49] STFC Rutherford Appleton Lab, Didcot, Oxon, England
[50] Univ Edinburgh, Sch Phys & Astron, Edinburgh, Midlothian, Scotland
关键词
D O I
10.1103/PhysRevLett.111.112003
中图分类号
O4 [物理学];
学科分类号
0702 ;
摘要
A broad peaking structure is observed in the dimuon spectrum of B+ -> K+mu(+)mu(-) decays in the kinematic region where the kaon has a low recoil against the dimuon system. The structure is consistent with interference between the B+ -> K+mu(+)mu(-) decay and a resonance and has a statistical significance exceeding six standard deviations. The mean and width of the resonance are measured to be 4191(-8)(+9) MeV/c(2) and 65(-16)(+22) MeV/c(2), respectively, where the uncertainties include statistical and systematic contributions. These measurements are compatible with the properties of the psi(4160) meson. First observations of both the decay B+ -> psi(4160)K+ and the subsequent decay psi(4160) -> mu(+)mu(-) are reported. The resonant decay and the interference contribution make up 20% of the yield for dimuon masses above 3770 MeV/c(2). This contribution is larger than theoretical estimates.
引用
收藏
页数:8
相关论文
共 50 条
  • [41] Search for the decay B+→K+τ∓μ±
    Aubert, B.
    Bona, M.
    Boutigny, D.
    Karyotakis, Y.
    Lees, J. P.
    Poireau, V.
    Prudent, X.
    Tisserand, V.
    Zghiche, A.
    Tico, J. Garra
    Grauges, E.
    Lopez, L.
    Palano, A.
    Pappagallo, M.
    Eigen, G.
    Stugu, B.
    Sun, L.
    Abrams, G. S.
    Battaglia, M.
    Brown, D. N.
    Button-Shafer, J.
    Cahn, R. N.
    Groysman, Y.
    Jacobsen, R. G.
    Kadyk, J. A.
    Kerth, L. T.
    Kolomensky, Yu. G.
    Kukartsev, G.
    Pegna, D. Lopes
    Lynch, G.
    Mir, L. M.
    Orimoto, T. J.
    Osipenkov, I. L.
    Ronan, M. T.
    Tackmann, K.
    Tanabe, T.
    Wenzel, W. A.
    Sanchez, P. del Amo
    Hawkes, C. M.
    Watson, A. T.
    Held, T.
    Koch, H.
    Pelizaeus, M.
    Schroeder, T.
    Steinke, M.
    Walker, D.
    Asgeirsson, D. J.
    Cuhadar-Donszelmann, T.
    Fulsom, B. G.
    Hearty, C.
    PHYSICAL REVIEW LETTERS, 2007, 99 (20)
  • [42] Observation of B+ → J/ψ3π+2π- and B+ → ψ (2S)π+π+π- decays
    Aaij, R.
    Adeva, B.
    Adinolfi, M.
    Ajaltouni, Z.
    Akar, S.
    Albrecht, J.
    Alessio, F.
    Alexander, M.
    Ali, S.
    Alkhazov, G.
    Cartelle, P. Alvarez
    Alves, A. A., Jr.
    Amato, S.
    Amerio, S.
    Amhis, Y.
    An, L.
    Anderlini, L.
    Andreassi, G.
    Andreotti, M.
    Andrews, J. E.
    Appleby, R. B.
    Archilli, F.
    d'Argent, P.
    Romeu, J. Arnau
    Artamonov, A.
    Artuso, M.
    Aslanides, E.
    Auriemma, G.
    Baalouch, M.
    Babuschkin, I.
    Bachmann, S.
    Back, J. J.
    Badalov, A.
    Baesso, C.
    Baker, S.
    Baldini, W.
    Barlow, R. J.
    Barschel, C.
    Barsuk, S.
    Barter, W.
    Baszczyk, M.
    Batozskaya, V.
    Batsukh, B.
    Battista, V.
    Bay, A.
    Beaucourt, L.
    Beddow, J.
    Bedeschi, F.
    Bediaga, I.
    Bel, L. J.
    EUROPEAN PHYSICAL JOURNAL C, 2017, 77 (02):
  • [43] Search for B+→J/ψη′K+ and B0→J/ψη′KS0 decays
    Xie, Q. L.
    Abe, K.
    Adachi, I.
    Aihara, H.
    Anipko, D.
    Arinstein, K.
    Aulchenko, V.
    Aushev, T.
    Aziz, T.
    Bahinipati, S.
    Bakich, A. M.
    Balagura, V.
    Barberio, E.
    Barbero, M.
    Bay, A.
    Bedny, I.
    Belous, K.
    Bitenc, U.
    Bizjak, I.
    Blyth, S.
    Bozek, A.
    Bracko, M.
    Browder, T. E.
    Chang, M. -C.
    Chao, Y.
    Chen, A.
    Chen, K. -F.
    Chen, W. T.
    Cheon, B. G.
    Chistov, R.
    Choi, Y.
    Choi, Y. K.
    Cole, S.
    Dalseno, J.
    Dash, M.
    Drutskoy, A.
    Eidelman, S.
    Epifanov, D.
    Gabyshev, N.
    Gershon, T.
    Go, A.
    Gokhroo, G.
    Ha, H.
    Haba, J.
    Hayasaka, K.
    Hayashii, H.
    Hazumi, M.
    Heffernan, D.
    Hokuue, T.
    Hoshi, Y.
    PHYSICAL REVIEW D, 2007, 75 (01):
  • [44] Search for Lepton Number Violating Decays B+ → π-μ+μ+ and B+ → K-μ+μ+
    Aaij, R.
    Abellan Beteta, C.
    Adeva, B.
    Adinolfi, M.
    Adrover, C.
    Affolder, A.
    Ajaltouni, Z.
    Albrecht, J.
    Alessio, F.
    Alexander, M.
    Alkhazov, G.
    Alvarez Cartelle, P.
    Alves, A. A., Jr.
    Amato, S.
    Amhis, Y.
    Anderson, J.
    Appleby, R. B.
    Gutierrez, O. Aquines
    Archilli, F.
    Arrabito, L.
    Artamonov, A.
    Artuso, M.
    Aslanides, E.
    Auriemma, G.
    Bachmann, S.
    Back, J. J.
    Bailey, D. S.
    Balagura, V.
    Baldini, W.
    Barlow, R. J.
    Barschel, C.
    Barsuk, S.
    Barter, W.
    Bates, A.
    Bauer, C.
    Bauer, Th
    Bay, A.
    Bediaga, I.
    Belous, K.
    Belyaev, I.
    Ben-Haim, E.
    Benayoun, M.
    Bencivenni, G.
    Benson, S.
    Benton, J.
    Bernet, R.
    Bettler, M. -O.
    van Beuzekom, M.
    Bien, A.
    Bifani, S.
    PHYSICAL REVIEW LETTERS, 2012, 108 (10)
  • [45] Search for the flavor-changing neutral current decays B+ → μ+μ-K+ and B0 → μ+μ-K*0
    Affolder, T
    Akimoto, H
    Akopian, A
    Albrow, MG
    Amaral, P
    Amendolia, SR
    Amidei, D
    Antos, J
    Apollinari, G
    Arisawa, T
    Asakawa, T
    Ashmanskas, W
    Atac, M
    Azzi-Bacchetta, P
    Bacchetta, N
    Bailey, MW
    Bailey, S
    de Barbaro, P
    Barbaro-Galtieri, A
    Barnes, VE
    Barnett, BA
    Barone, M
    Bauer, G
    Bedeschi, F
    Belforte, S
    Bellettini, G
    Bellinger, J
    Benjamin, D
    Bensinger, J
    Beretvas, A
    Berge, JP
    Berryhill, J
    Bertolucci, S
    Bevensee, B
    Bhatti, A
    Bigongiari, C
    Binkley, M
    Bisello, D
    Blair, RE
    Blocker, C
    Bloom, K
    Blusk, S
    Bocci, A
    Bodek, A
    Bokhari, W
    Bolla, G
    Bonushkin, Y
    Bortoletto, D
    Boudreau, J
    Brandl, A
    PHYSICAL REVIEW LETTERS, 1999, 83 (17) : 3378 - 3383
  • [46] Search for the Lepton Flavor Violating Decays B+ → K+ τ± l∓ (l = e, μ) at Belle
    Watanuki, S.
    de Marino, G.
    Trabelsi, K.
    Adachi, I.
    Aihara, H.
    Asner, D. M.
    Atmacan, H.
    Aulchenko, V.
    Aushev, T.
    Ayad, R.
    Babu, V.
    Banerjee, Sw.
    Bauer, M.
    Behera, P.
    Belous, K.
    Bessner, M.
    Bhardwaj, V.
    Bhuyan, B.
    Biswas, D.
    Bodrov, D.
    Bonvicini, G.
    Borah, J.
    Bozek, A.
    Bracko, M.
    Branchini, P.
    Browder, T. E.
    Budano, A.
    Campajola, M.
    Cao, L.
    Cervenkov, D.
    Chang, M. -C.
    Cheon, B. G.
    Chilikin, K.
    Cho, K.
    Cho, S. -J.
    Choi, S. -K.
    Choi, Y.
    Choudhury, S.
    Cinabro, D.
    Das, S.
    De Nardo, G.
    De Pietro, G.
    Dhamija, R.
    Di Capua, F.
    V. Dong, T.
    Epifanov, D.
    Ferber, T.
    Ferlewicz, D.
    Fulsom, B. G.
    Garg, R.
    PHYSICAL REVIEW LETTERS, 2023, 130 (26)
  • [47] Observation of Several Sources of CP Violation in B+ → π+π+π- Decays
    Aaij, R.
    Adeva, B.
    Adinolfi, M.
    Aidala, C. A.
    Ajaltouni, Z.
    Akar, S.
    Albicocco, P.
    Albrecht, J.
    Alessio, F.
    Alexander, M.
    Albero, A. Alfonso
    Ali, S.
    Alkhazov, G.
    Cartelle, P. Alvarez
    Alves, A. A., Jr.
    Amato, S.
    Amerio, S.
    Amhis, Y.
    An, L.
    Anderlini, L.
    Andreassi, G.
    Andreotti, M.
    Andrews, J. E.
    Appleby, R. B.
    Archilli, F.
    d'Argent, P.
    Romeu, J. Arnau
    Artamonov, A.
    Artuso, M.
    Arzymatov, K.
    Aslanides, E.
    Atzeni, M.
    Audurier, B.
    Bachmann, S.
    Back, J. J.
    Baker, S.
    Balagura, V.
    Baldini, W.
    Baranov, A.
    Barlow, R. J.
    Barsuk, S.
    Barter, W.
    Baryshnikov, F.
    Batozskaya, V.
    Batsukh, B.
    Battista, V.
    Bay, A.
    Beddow, J.
    Bedeschi, F.
    Bediaga, I.
    PHYSICAL REVIEW LETTERS, 2020, 124 (03)
  • [48] Observation of B+→φφK+ and evidence for B0→φφK0 below ηc threshold
    Aubert, B.
    Bona, M.
    Boutigny, D.
    Couderc, F.
    Karyotakis, Y.
    Lees, J. P.
    Poireau, V.
    Tisserand, V.
    Zghiche, A.
    Grauges, E.
    Palano, A.
    Chen, J. C.
    Qi, N. D.
    Rong, G.
    Wang, P.
    Zhu, Y. S.
    Eigen, G.
    Ofte, I.
    Stugu, B.
    Abrams, G. S.
    Battaglia, M.
    Brown, D. N.
    Button-Shafer, J.
    Cahn, R. N.
    Charles, E.
    Gill, M. S.
    Groysman, Y.
    Jacobsen, R. G.
    Kadyk, J. A.
    Kerth, L. T.
    Kolomensky, Yu. G.
    Kukartsev, G.
    Lynch, G.
    Mir, L. M.
    Orimoto, T. J.
    Pripstein, M.
    Roe, N. A.
    Ronan, M. T.
    Wenzel, W. A.
    Sanchez, P. del Amo
    Barrett, M.
    Ford, K. E.
    Hart, A. J.
    Harrison, T. J.
    Hawkes, C. M.
    Watson, A. T.
    Held, T.
    Koch, H.
    Lewandowski, B.
    Pelizaeus, M.
    PHYSICAL REVIEW LETTERS, 2006, 97 (26)
  • [49] Measurement of branching fraction and direct CP asymmetry in charmless B+ → K+ K- π+ decays at Belle
    Hsu, C-L
    Dossett, D.
    Sevior, M. E.
    Adachi, I.
    Aihara, H.
    Al Said, S.
    Asner, D. M.
    Atmacan, H.
    Aulchenko, V.
    Aushev, T.
    Ayad, R.
    Badhrees, I.
    Bakich, A. M.
    Barberio, E.
    Behera, P.
    Berger, M.
    Bhardwaj, V.
    Bhuyan, B.
    Biswal, J.
    Bloomfield, T.
    Bondar, A.
    Bonvicini, G.
    Bozek, A.
    Bracko, M.
    Browder, T. E.
    Chang, P.
    Chekelian, V.
    Chen, A.
    Cheon, B. G.
    Chilikin, K.
    Chistov, R.
    Cho, K.
    Choi, Y.
    Cinabro, D.
    Dash, N.
    Di Carlo, S.
    Dolezal, Z.
    Drasal, Z.
    Eidelman, S.
    Farhat, H.
    Fast, J. E.
    Fulsom, B. G.
    Gaur, V.
    Gabyshev, N.
    Garmash, A.
    Goldenzweig, P.
    Golob, B.
    Grzymkowska, O.
    Guido, E.
    Haba, J.
    PHYSICAL REVIEW D, 2017, 96 (03)
  • [50] Search for B+ → D+K0 and B+ → D+K0 decays
    Sanchez, P. del Amo
    Lees, J. P.
    Poireau, V.
    Prencipe, E.
    Tisserand, V.
    Garra Tico, J.
    Grauges, E.
    Martinelli, M.
    Palano, A.
    Pappagallo, M.
    Eigen, G.
    Stugu, B.
    Sun, L.
    Battaglia, M.
    Brown, D. N.
    Hooberman, B.
    Kerth, L. T.
    Kolomensky, Yu. G.
    Lynch, G.
    Osipenkov, I. L.
    Tanabe, T.
    Hawkes, C. M.
    Watson, A. T.
    Koch, H.
    Schroeder, T.
    Asgeirsson, D. J.
    Hearty, C.
    Mattison, T. S.
    McKenna, J. A.
    Khan, A.
    Randle-Conde, A.
    Blinov, V. E.
    Buzykaev, A. R.
    Druzhinin, V. P.
    Golubev, V. B.
    Onuchin, A. P.
    Serednyakov, S. I.
    Skovpen, Yu. I.
    Solodov, E. P.
    Todyshev, K. Yu.
    Yushkov, A. N.
    Bondioli, M.
    Curry, S.
    Kirkby, D.
    Lankford, A. J.
    Mandelkern, M.
    Martin, E. C.
    Stoker, D. P.
    Atmacan, H.
    Gary, J. W.
    PHYSICAL REVIEW D, 2010, 82 (09)