Study of the X±(5568) state with semileptonic decays of the Bs0 meson

Abazov, V. M. and Abbott, B. and Acharya, B. S. and Agnew, J. P. and Alexeev, G. D. and Alkhazov, G. and Alton, A. and Askew, A. and Atkins, S. and Augsten, K. and Aushev, V. and Aushev, Y. and Avila, C. and Badaud, F. and Bagby, L. and Baldin, B. and Bandurin, D. V. and Barberis, E. and Baringer, P. and Bartlett, J. F. and Bassler, U. and Bazterra, V. and Begalli, M. and Bellantoni, L. and Bernardi, G. and Bernhard, R. and Bertram, I. and Besanifmmode çelse çon, M. and Beuselinck, R. and Bhat, P. C. and Bhatia, S. and Bhatnagar, V. and Blazey, G. and Blessing, S. and Bloom, K. and Boehnlein, A. and Boline, D. and Boos, E. E. and Borissov, G. and Borysova, M. and Brandt, A. and Brandt, O. and Brochmann, M. and Brock, R. and Bross, A. and Bu, X. B. and Buehler, M. and Buescher, V. and Bunichev, V. and Burdin, S. and Buszello, C. P. and Camacho-Pérez, E. and Casey, B. C. K. and Castilla-Valdez, H. and Caughron, S. and Chakrabarti, S. and Chandra, A. and Chapon, E. and Cho, S. W. and Choudhary, B. and Cihangir, S. and Claes, D. and Clutter, J. and Cooke, M. and Cooper, W. E. and Corcoran, M. and Couderc, F. and Cousinou, M.-C. and Cuth, J. and Cutts, D. and Das, A. and de Jong, S. J. and De La Cruz-Burelo, E. and Déliot, F. and Demina, R. and Denisov, D. and Denisov, S. P. and Desai, S. and Deterre, C. and DeVaughan, K. and Diehl, H. T. and Diesburg, M. and Ding, P. F. and Dominguez, A. and Drutskoy, A. and Dubey, A. and Dudko, L. V. and Duperrin, A. and Dutt, S. and Eads, M. and Edmunds, D. and Ellison, J. and Elvira, V. D. and Enari, Y. and Evans, H. and Evdokimov, A. and Evdokimov, V. N. and Fauré, A. and Ferbel, T. and Fiedler, F. and Filthaut, F. and Fisher, W. and Fisk, H. E. and Fortner, M. and Fox, H. and Franc, J. and Fuess, S. and Garbincius, P. H. and Garcia-Bellido, A. and García-González, J. A. and Gavrilov, V. and Geng, W. and Gerber, C. E. and Gershtein, Y. and Ginther, G. and Gogota, O. and Golovanov, G. and Grannis, P. D. and Greder, S. and Greenlee, H. and Grenier, G. and Gris, Ph. and Grivaz, J.-F. and Grohsjean, A. and Grünendahl, S. and Grünewald, M. W. and Guillemin, T. and Gutierrez, G. and Gutierrez, P. and Haley, J. and Han, L. and Harder, K. and Harel, A. and Hauptman, J. M. and Hays, J. and Head, T. and Hebbeker, T. and Hedin, D. and Hegab, H. and Heinson, A. P. and Heintz, U. and Hensel, C. and Heredia-De La Cruz, I. and Herner, K. and Hesketh, G. and Hildreth, M. D. and Hirosky, R. and Hoang, T. and Hoeneisen, B. and Hogan, J. and Hohlfeld, M. and Holzbauer, J. L. and Howley, I. and Hubacek, Z. and Hynek, V. and Iashvili, I. and Ilchenko, Y. and Illingworth, R. and Ito, A. S. and Jabeen, S. and Jaffré, M. and Jayasinghe, A. and Jeong, M. S. and Jesik, R. and Jiang, P. and Johns, K. and Jonckheere, A. and Jonsson, P. and Joshi, J. and Juste, A. and Kajfasz, E. and Karmanov, D. and Katsanos, I. and Kaur, M. and Kehoe, R. and Kermiche, S. and Khalatyan, N. and Khanov, A. and Kharchilava, A. and Kharzheev, Y. N. and Kiselevich, I. and Kohli, J. M. and Kozelov, A. V. and Kraus, J. and Kupco, A. and Kurifmmode eckcelse ca, T. and Kuzmin, V. A. and Lammers, S. and Lebrun, P. and Lellouch, J. and Li, Q. Z. and Lincoln, D. and Linnemann, J. and Lipaev, V. V. and Lipton, R. and Lobodenko, A. and Lokajicek, M. and Lopes de Sa, R. and Luna-Garcia, R. and Lyon, A. L. and Maciel, A. K. A. and Madar, R. and Magaña-Villalba, R. and Malyshev, V. L. and Mansour, J. and Martínez-Ortega, J. and McGivern, C. L. and Meijer, M. M. and Melnitchouk, A. and Menezes, D. and Mercadante, P. G. and Merkin, M. and Meyer, A. and Meyer, J. and Miconi, F. and Mondal, N. K. and Mulhearn, M. and Nagy, E. and Narain, M. and Nayyar, R. and Neal, H. A. and Negret, J. P. and Neustroev, P. and Nguyen, H. T. and Nunnemann, T. and Orduna, J. and Osman, N. and Pal, A. and Parashar, N. and Parihar, V. and Partridge, R. and Parua, N. and Patwa, A. and Penning, B. and Perfilov, M. and Peters, Y. and Petridis, K. and Petrillo, G. and Pétroff, P. and Pleier, M.-A. and Podstavkov, V. M. and Popov, A. V. and Prewitt, M. and Price, D. and Prokopenko, N. and Quadt, A. and Quinn, B. and Ratoff, P. N. and Razumov, I. and Ripp-Baudot, I. and Rizatdinova, F. and Rominsky, M. and Ross, A. and Royon, C. and Rubinov, P. and Ruchti, R. and Sajot, G. and Sánchez-Hernández, A. and Santos, A. S. and Savage, G. and Savitskyi, M. and Sawyer, L. and Scanlon, T. and Schamberger, R. D. and Scheglov, Y. and Schellman, H. and Schott, M. and Schwanenberger, C. and Schwienhorst, R. and Sekaric, J. and Severini, H. and Shabalina, E. and Shary, V. and Shchukin, A. A. and Shkola, O. and Simak, V. and Skubic, P. and Slattery, P. and Snow, G. R. and Snow, J. and Snyder, S. and Söldner-Rembold, S. and Sonnenschein, L. and Soustruznik, K. and Stark, J. and Stefaniuk, N. and Stoyanova, D. A. and Strauss, M. and Suter, L. and Svoisky, P. and Titov, M. and Tokmenin, V. V. and Tsai, Y.-T. and Tsybychev, D. and Tuchming, B. and Tully, C. and Uvarov, L. and Uzunyan, S. and Uzunyan, S. and Van Kooten, R. and van Leeuwen, W. M. and Varelas, N. and Varnes, E. W. and Vasilyev, I. A. and Verkheev, A. Y. and Vertogradov, L. S. and Verzocchi, M. and Vesterinen, M. and Vilanova, D. and Vokac, P. and Wahl, H. D. and Warchol, J. and Watts, G. and Wayne, M. and Weichert, J. and Welty-Rieger, L. and Williams, M. R. J. and Wobisch, M. and Wyatt, T. R. and Yamada, R. and Yasuda, T. and Yatsunenko, Y. A. and Ye, W. and Ye, Z. and Yip, K. and Youn, S. W. and Yu, J. M. and Zennamo, J. and Zhao, T. G. and Zhou, B. and Zielinski, M. and Zieminska, D. and Zivkovic, L. (2018) Study of the X±(5568) state with semileptonic decays of the Bs0 meson. Physical Review D, 97: 092004. ISSN 1550-7998

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Abstract

We present a study of the X±(5568) using semileptonic decays of the B0s meson using the full Run II integrated luminosity of 10.4 fb−1 in proton-antiproton collisions at a center of mass energy of 1.96\,TeV collected with the D0 detector at the Fermilab Tevatron Collider. We report evidence for a narrow structure, X±(5568), in the decay sequence X±(5568)→B0sπ± where B0s→μ∓D±sX, D±s→ϕπ± which is consistent with the previous measurement by the D0 collaboration in the hadronic decay mode, X±(5568)→B0sπ± where B0s→J/ψϕ. The mass and width of this state are measured using a combined fit of the hadronic and semileptonic data, yielding m=5566.9+3.2−3.1(stat)+0.6−1.2(syst)\,MeV/c2, Γ=18.6+7.9−6.1(stat)+3.5−3.8(syst)\,MeV/c2 with a significance of 6.7σ.

Item Type:
Journal Article
Journal or Publication Title:
Physical Review D
ID Code:
125522
Deposited By:
Deposited On:
25 May 2018 09:26
Refereed?:
Yes
Published?:
Published
Last Modified:
31 Jan 2024 00:30