دورية أكاديمية

Observation of the B$^{+}$→ Jψη′K$^{+}$ decay

التفاصيل البيبلوغرافية
العنوان: Observation of the B$^{+}$→ Jψη′K$^{+}$ decay
المؤلفون: Aaij, R, Abdelmotteleb, A.S. W, Abellan Beteta, C, Abudinén, F, Ackernley, T, Adeva, B, Adinolfi, M, Adlarson, P, Afsharnia, H, Agapopoulou, C, Aidala, C.A, Ajaltouni, Z, Akar, S, Akiba, K, Albicocco, P, Albrecht, J, Alessio, F, Alexander, M, Alfonso Albero, A, Aliouche, Z, Alkhazov, G, Alvarez Cartelle, P, Amalric, R, Amato, S, Amey, J.L, Amhis, Y, An, L, Anderlini, L, Andersson, M, Andreianov, A, Andreotti, M, Andreou, D, Ao, D, Archilli, F, Artamonov, A, Artuso, M, Aslanides, E, Atzeni, M, Audurier, B, Bachiller Perea, I.B, Bachmann, S, Bachmayer, M, Back, J.J, Bailly-Reyre, A, Baladron Rodriguez, P, Balagura, V, Baldini, W, Baptista de Souza Leite, J, Barbetti, M, Barlow, R.J, Barsuk, S, Barter, W, Bartolini, M, Baryshnikov, F, Basels, J.M, Bassi, G, Batozskaya, V, Batsukh, B, Battig, A, Bay, A, Beck, A, Becker, M, Bedeschi, F, Bediaga, I.B, Beiter, A, Belin, S, Bellee, V, Belous, K, Belov, I, Belyaev, I, Benane, G, Bencivenni, G, Ben-Haim, E, Berezhnoy, A, Bernet, R, Bernet Andres, S, Berninghoff, D, Bernstein, H.C, Bertella, C, Bertolin, A, Betancourt, C, Betti, F, Bezshyiko, Ia, Bhom, J, Bian, L, Bieker, M.S, Biesuz, N.V, Billoir, P, Biolchini, A, Birch, M, Bishop, F.C. R, Bitadze, A, Bizzeti, A, Blago, M.P, Blake, T, Blanc, F, Blank, J.E, Blusk, S, Bobulska, D, Bocharnikov, V.B, Boelhauve, J.A, Boente Garcia, O, Boettcher, T, Boldyrev, A, Bolognani, C.S, Bolzonella, R, Bondar, A, Bondar, N, Borgato, F, Borghi, S, Borsato, M, Borsuk, J.T, Bouchiba, S.A, Bowcock, T.J. V, Boyer, A, Bozzi, C, Bradley, M.J, Braun, S, Brea Rodriguez, A, Breer, N, Brodzicka, J, Brossa Gonzalo, A, Brown, J, Brundu, D, Buonaura, A, Buonincontri, L, Burke, A.T, Burr, C, Bursche, A, Butkevich, A, Butter, J.S, Buytaert, J, Byczynski, W, Cadeddu, S, Cai, H, Calabrese, R, Calefice, L, Cali, S, Calvi, M, Calvo Gomez, M, Campana, P, Campora Perez, D.H, Campoverde Quezada, A.F, Capelli, S, Capriotti, L, Carbone, A, Cardinale, R, Cardini, A, Carniti, P, Carus, L, Casais Vidal, A, Caspary, R, Casse, G, Cattaneo, M, Cavallero, G, Cavallini, V, Celani, S, Cerasoli, J, Cervenkov, D, Chadwick, A.J, Chahrour, I.C, Chapman, M.G, Charles, M, Charpentier, Ph, Chavez Barajas, C.A, Chefdeville, M, Chen, C, Chen, S, Chernov, A, Chernyshenko, S, Chobanova, V, Cholak, S, Chrzaszcz, M, Chubykin, A, Chulikov, V, Ciambrone, P, Cicala, M.F, Cid Vidal, X, Ciezarek, G, Cifra, P, Clarke, P.E. 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المساهمون: Laboratoire de Physique de Clermont (LPC), Institut National de Physique Nucléaire et de Physique des Particules du CNRS (IN2P3)-Centre National de la Recherche Scientifique (CNRS)-Université Clermont Auvergne (UCA), Laboratoire de Physique Nucléaire et de Hautes Énergies (LPNHE (UMR_7585)), Institut National de Physique Nucléaire et de Physique des Particules du CNRS (IN2P3)-Sorbonne Université (SU)-Centre National de la Recherche Scientifique (CNRS), Laboratoire de Physique des 2 Infinis Irène Joliot-Curie (IJCLab), Institut National de Physique Nucléaire et de Physique des Particules du CNRS (IN2P3)-Université Paris-Saclay-Centre National de la Recherche Scientifique (CNRS), Centre de Physique des Particules de Marseille (CPPM), Aix Marseille Université (AMU)-Institut National de Physique Nucléaire et de Physique des Particules du CNRS (IN2P3)-Centre National de la Recherche Scientifique (CNRS), Laboratoire Leprince-Ringuet (LLR), Institut National de Physique Nucléaire et de Physique des Particules du CNRS (IN2P3)-École polytechnique (X)-Centre National de la Recherche Scientifique (CNRS), Laboratoire d'Annecy de Physique des Particules (LAPP), Institut National de Physique Nucléaire et de Physique des Particules du CNRS (IN2P3)-Université Savoie Mont Blanc (USMB Université de Savoie Université de Chambéry )-Centre National de la Recherche Scientifique (CNRS), LHCb
المصدر: JHEP ; https://hal.science/hal-04190095Test ; JHEP, 2023, 08, pp.174. ⟨10.1007/JHEP08(2023)174⟩
بيانات النشر: HAL CCSD
سنة النشر: 2023
المجموعة: Université Savoie Mont Blanc: HAL
مصطلحات موضوعية: B Physics, Branching fraction, Charm Physics, Hadron-Hadron Scattering, p p: scattering, p p: colliding beams, B+: hadronic decay, J/psi(3100), K+, eta(958), branching ratio: ratio: measured, B+: branching ratio, mass spectrum: (J/psi(3100) eta(958)), error: statistical, psi(3685), LHC-B, CERN LHC Coll, experimental results, B+ --> J/psi(3100) eta(958) K+, 7000 GeV-cms, 8000 GeV-cms, 13000 GeV-cms, [PHYS.HEXP]Physics [physics]/High Energy Physics - Experiment [hep-ex]
الوصف: International audience ; The B$^{+}$ → Jψη′K$^{+}$ decay is observed for the first time using proton-proton collision data collected by the LHCb experiment at centre-of-mass energies of 7, 8, and 13 TeV, corresponding to a total integrated luminosity of 9 fb$^{−1}$. The branching fraction of this decay is measured relative to the known branching fraction of the B$^{+}$ → ψ(2S)K$^{+}$ decay and found to be$ \frac{\mathcal{B}\left({B}^{+}\to {J\psi \eta}^{\prime }{K}^{+}\right)}{\mathcal{B}\left({B}^{+}\to \psi (2S){K}^{+}\right)}=\left(4.91\pm 0.47\pm 0.29\pm 0.07\right)\times {10}^{-2}, $where the first uncertainty is statistical, the second is systematic and the third is related to external branching fractions. A first look at the J/ψη′ mass distribution is performed and no signal of intermediate resonances is observed.[graphic not available: see fulltext]
نوع الوثيقة: article in journal/newspaper
اللغة: English
العلاقة: info:eu-repo/semantics/altIdentifier/arxiv/2303.09443; hal-04190095; https://hal.science/hal-04190095Test; ARXIV: 2303.09443; INSPIRE: 2643022
DOI: 10.1007/JHEP08(2023)174
الإتاحة: https://doi.org/10.1007/JHEP08Test(2023)174
https://hal.science/hal-04190095Test
رقم الانضمام: edsbas.9BEA9A1F
قاعدة البيانات: BASE