A summary of results in heavy flavour physics from Run 1 of the LHC is presented. Topics discussed include spectroscopy, mixing, CP violation and rare decays of charmed and beauty hadrons.
Un résumé des résultats de la première période d'exploitation du GCH sur la physique des saveurs lourdes est présenté. Les sujets discutés incluent la spectroscopie, le mélange entre mésons et anti-mésons, la violation de CP et les désintégrations rares des hadrons charmés et de beauté.
Mots-clés : Physique des saveurs lourdes, Spectroscopie, Violation de CP, Désintégrations rares, Grand collisionneur de hadrons (GCH)
Timothy Gershon 1; Matthew Needham 2
@article{CRPHYS_2015__16_4_435_0, author = {Timothy Gershon and Matthew Needham}, title = {Heavy flavour physics at the {LHC}}, journal = {Comptes Rendus. Physique}, pages = {435--447}, publisher = {Elsevier}, volume = {16}, number = {4}, year = {2015}, doi = {10.1016/j.crhy.2015.04.001}, language = {en}, }
Timothy Gershon; Matthew Needham. Heavy flavour physics at the LHC. Comptes Rendus. Physique, Highlights of the LHC run 1 / Résultats marquants de la première période d'exploitation du GCH, Volume 16 (2015) no. 4, pp. 435-447. doi : 10.1016/j.crhy.2015.04.001. https://comptes-rendus.academie-sciences.fr/physique/articles/10.1016/j.crhy.2015.04.001/
[1] Unitary symmetry and leptonic decays, Phys. Rev. Lett., Volume 10 (1963), p. 531 | DOI
[2] CP violation in the renormalizable theory of weak interaction, Prog. Theor. Phys., Volume 49 (1973), p. 652 | DOI
[3] et al. The ATLAS experiment at the CERN Large Hadron Collider, J. Instrum., Volume 3 (2008), p. S08003 | DOI
[4] et al. The CMS experiment at the CERN LHC, J. Instrum., Volume 3 (2008), p. S08004 | DOI
[5] et al. The LHCb detector at the LHC, J. Instrum., Volume 3 (2008), p. S08005 | DOI
[6] et al. Measurement of Upsilon production in 7 TeV pp collisions at ATLAS, Phys. Rev. D, Volume 87 (2013), p. 052004 | arXiv | DOI
[7] et al. Measurement of the , and cross sections in pp collisions at , Phys. Lett. B, Volume 727 (2013), p. 101 | arXiv | DOI
[8] et al. Production of and ϒ mesons in pp collisions at , J. High Energy Phys., Volume 06 (2013), p. 064 | arXiv | DOI
[9] et al. The LHCb trigger and its performance in 2011, J. Instrum., Volume 8 (2013), p. P04022 | arXiv | DOI
[10] et al. Performance of the LHCb Vertex Locator, J. Instrum., Volume 9 (2014), p. P09007 | arXiv | DOI
[11] et al. Performance of the LHCb RICH detector at the LHC, Eur. Phys. J. C, Volume 73 (2013), p. 2431 | arXiv | DOI
[12] Framework TDR for the LHCb upgrade: technical design report, 2012 (LHCB-TDR-012)
[13] et al. Observation of a narrow charmoniumlike state in exclusive decays, Phys. Rev. Lett., Volume 91 (2003), p. 262001 | arXiv | DOI
[14] et al. Bounds on the width, mass difference and other properties of decays, Phys. Rev. D, Volume 84 (2011), p. 052004 | arXiv | DOI
[15] et al. Study of the decay and measurement of the branching fraction, Phys. Rev. D, Volume 71 (2005), p. 071103 | arXiv | DOI
[16] et al. Observation and properties of the decaying to in collisions at , Phys. Rev. Lett., Volume 93 (2004), p. 162002 | arXiv | DOI
[17] et al. Observation of the narrow state in collisions at , Phys. Rev. Lett., Volume 93 (2004), p. 072001 | arXiv | DOI
[18] The new heavy mesons: a status report, Phys. Rep., Volume 429 (2006), p. 243 | arXiv | DOI
[19] The exotic XYZ charmonium-like mesons, Annu. Rev. Nucl. Part. Sci., Volume 58 (2008), p. 51 | arXiv | DOI
[20] et al. Observation of production in pp collisions at , Eur. Phys. J. C, Volume 72 (2011), p. 1972 | arXiv | DOI
[21] et al. Measurement of the production cross section via decays to in pp collisions at , J. High Energy Phys., Volume 04 (2013), p. 154 | arXiv | DOI
[22] Production of the at the Tevatron and the LHC, Phys. Rev. D, Volume 81 (2010), p. 114018 | arXiv | DOI
[23] et al. Determination of the meson quantum numbers, Phys. Rev. Lett., Volume 110 (2013), p. 222001 | arXiv | DOI
[24] et al. Evidence for the decay , Nucl. Phys. B, Volume 886 (2014), p. 665 | arXiv | DOI
[25] et al. Observation of the resonant character of the state, Phys. Rev. Lett., Volume 112 (2014), p. 222002 | arXiv | DOI
[26] et al. Observation of a resonance-like structure in the mass distribution in exclusive decays, Phys. Rev. Lett., Volume 100 (2008), p. 142001 | arXiv | DOI
[27] et al. Dalitz analysis of decays and the , Phys. Rev. D, Volume 80 (2009), p. 031104 | arXiv | DOI
[28] et al. Experimental constraints on the spin and parity of the , Phys. Rev. D, Volume 88 (2013), p. 074026 | arXiv | DOI
[29] et al. Evidence for a narrow near-threshold structure in the mass spectrum in decays, Phys. Rev. Lett., Volume 102 (2009), p. 242002 | arXiv | DOI
[30] et al. Search for the state in decays, Phys. Rev. D, Volume 85 (2012), p. 091103(R) | arXiv | DOI
[31] et al. Observation of a peaking structure in the mass spectrum from decays, Phys. Lett. B, Volume 734 (2014), p. 261 | arXiv | DOI
[32] et al. Observation of the meson in collisions at , Phys. Rev. Lett., Volume 81 (1998), p. 2432 | arXiv | DOI
[33] et al. Evidence for the exclusive decay and measurement of the mass of the meson, Phys. Rev. Lett., Volume 96 (2006), p. 082002 | arXiv | DOI
[34] et al. First observation of the decay , Phys. Rev. Lett., Volume 108 (2012), p. 251802 | arXiv | DOI
[35] et al. Observation of the decay , Phys. Rev. D, Volume 87 (2013), p. 071103(R) | arXiv | DOI
[36] et al. Observation of and decays, Phys. Rev. D, Volume 87 (2013), p. 112012 | arXiv | DOI
[37] et al. First observation of the decay , J. High Energy Phys., Volume 09 (2013), p. 075 | arXiv | DOI
[38] et al. Observation of the decay , J. High Energy Phys., Volume 11 (2013), p. 094 | arXiv | DOI
[39] et al. Evidence for the decay , J. High Energy Phys., Volume 05 (2014), p. 148 | arXiv | DOI
[40] Observation of the meson in the decay with the ATLAS detector at the LHC, 2012 (ATLAS-CONF-2012-028)
[41] et al. Measurement of the ratio of the production cross sections times branching fractions of and and in pp collisions at , J. High Energy Phys., Volume 01 (2015), p. 063 | arXiv | DOI
[42] et al. Observation of the decay , Phys. Rev. Lett., Volume 111 (2013), p. 181801 | arXiv | DOI
[43] et al. Measurement of the meson lifetime using decays, Eur. Phys. J. C, Volume 74 (2014), p. 2839 | arXiv | DOI
[44] et al. Observation of an excited meson state with the ATLAS detector, Phys. Rev. Lett., Volume 113 (2014), p. 212004 | arXiv | DOI
[45] A phenomenological analysis of heavy hadron lifetimes, Phys. Rev. D, Volume 56 (1997), p. 2783 | arXiv | DOI
[46] Spectator effects in inclusive decays of beauty hadrons, Nucl. Phys. B, Volume 483 (1997), p. 339 | arXiv | DOI
[47] On the problem of boosting nonleptonic b baryon decays, Phys. Lett. B, Volume 376 (1996), p. 303 | arXiv | DOI
[48] et al. Measurement of the lifetime and mass in the ATLAS experiment, Phys. Rev. D, Volume 87 (2013), p. 032002 | arXiv | DOI
[49] et al. Measurement of the lifetime in pp collisions at , J. High Energy Phys., Volume 07 (2013), p. 163 | arXiv | DOI
[50] et al. Precision measurement of the baryon lifetime, Phys. Rev. Lett., Volume 111 (2013), p. 102003 | arXiv | DOI
[51] et al. Measurements of the , , meson and baryon lifetimes, J. High Energy Phys., Volume 04 (2014), p. 114 | arXiv | DOI
[52] et al. Precision measurement of the ratio of the to lifetimes, Phys. Lett. B, Volume 734 (2014), p. 122 | arXiv | DOI
[53] et al. Review of particle physics, Phys. Rev. D, Volume 86 (2012), p. 010001 (and 2013 partial update for the 2014 edition) | DOI
[54] et al. Measurement of the and baryon lifetimes, Phys. Lett. B, Volume 736 (2014), p. 154 | arXiv | DOI
[55] et al. Precision measurement of the mass and lifetime of the baryon, Phys. Rev. Lett., Volume 113 (2014), p. 032001 | arXiv | DOI
[56] et al. Observation of a new baryon, Phys. Rev. Lett., Volume 108 (2012), p. 252002 | arXiv | DOI
[57] et al. Observation of excited baryons, Phys. Rev. Lett., Volume 109 (2012), p. 172003 | arXiv | DOI
[58] et al. Observation of – oscillations, Phys. Rev. Lett., Volume 97 (2006), p. 242003 | arXiv | DOI
[59] et al. Opposite-side flavour tagging of B mesons at the LHCb experiment, Eur. Phys. J. C, Volume 72 (2012), p. 2022 | arXiv | DOI
[60] Optimization and calibration of the same-side kaon tagging algorithm using hadronic decays in 2011 data, 2012 (LHCb-CONF-2012-033)
[61] et al. Measurement of the – oscillation frequency in decays, Phys. Lett. B, Volume 709 (2012), p. 177 | arXiv | DOI
[62] et al. Precision measurement of the – oscillation frequency in the decay , New J. Phys., Volume 15 (2013), p. 053021 | arXiv | DOI
[63] et al. Observation of – mixing and measurement of mixing frequencies using semileptonic B decays, Eur. Phys. J. C, Volume 73 (2013), p. 2655 | arXiv | DOI
[64] et al. Measurement of the effective lifetime, Phys. Lett. B, Volume 707 (2012), p. 349 | arXiv | DOI
[65] et al. Measurement of the effective lifetime, Phys. Lett. B, Volume 716 (2012), p. 393 | arXiv | DOI
[66] et al. Effective lifetime measurements in the , and decays, Phys. Lett. B, Volume 736 (2014), p. 446 | arXiv | DOI
[67] et al. Measurement of the and effective lifetimes, Phys. Rev. Lett., Volume 112 (2014), p. 111802 | arXiv | DOI
[68] et al. Measurement of the effective lifetime in the final state, Phys. Rev. Lett., Volume 109 (2012), p. 152002 | arXiv | DOI
[69] et al. Measurement of the effective lifetime, Nucl. Phys. B, Volume 873 (2013), p. 275 | arXiv | DOI
[70] et al. Time-dependent angular analysis of the decay and extraction of and the CP-violating weak phase by ATLAS, J. High Energy Phys., Volume 12 (2012), p. 072 | arXiv | DOI
[71] et al. Flavor tagged time-dependent angular analysis of the decay and extraction of and the weak phase in ATLAS, Phys. Rev. D, Volume 90 (2014), p. 052007 | arXiv | DOI
[72] Measurement of the decay width and the CP-violating phase in the decays at CMS, 2014 (CMS-BPH-13-012)
[73] et al. Measurement of the CP-violating phase in the decay , Phys. Rev. Lett., Volume 108 (2012), p. 101803 | arXiv | DOI
[74] et al. Measurement of CP violation and the meson decay width difference with and decays, Phys. Rev. D, Volume 87 (2013), p. 112010 | arXiv | DOI
[75] et al. Determination of the sign of the decay width difference in the system, Phys. Rev. Lett., Volume 108 (2012), p. 241801 | arXiv | DOI
[76] et al. Evidence for – mixing, Phys. Rev. Lett., Volume 98 (2007), p. 211802 | arXiv | DOI
[77] et al. Evidence for – mixing, Phys. Rev. Lett., Volume 98 (2007), p. 211803 | arXiv | DOI
[78] et al. Evidence for – mixing using the CDF II detector, Phys. Rev. Lett., Volume 100 (2008), p. 121802 | arXiv | DOI
[79] et al. Observation of – oscillations, Phys. Rev. Lett., Volume 110 (2013), p. 101802 | arXiv | DOI
[80] et al. Measurement of – mixing parameters and search for CP violation using decays, Phys. Rev. Lett., Volume 111 (2013), p. 251801 | arXiv | DOI
[81] et al. Averages of b-hadron, c-hadron, and τ-lepton properties as of early 2012 http://www.slac.stanford.edu/xorg/hfag/ (updated results and plots available at) | arXiv
[82] et al. Measurements of indirect CP asymmetries in and decays, Phys. Rev. Lett., Volume 112 (2014), p. 041801 | arXiv | DOI
[83] et al. Measurement of time-dependent CP asymmetry in decays, Phys. Rev. D, Volume 79 (2009), p. 072009 | arXiv | DOI
[84] et al. Precise measurement of the CP violation parameter in decays, Phys. Rev. Lett., Volume 108 (2012), p. 171802 | arXiv | DOI
[85] et al. Measurement of the time-dependent CP asymmetry in decays, Phys. Lett. B, Volume 721 (2013), p. 24 | arXiv | DOI
[86] et al. First flavor-tagged determination of bounds on mixing-induced CP violation in decays, Phys. Rev. Lett., Volume 100 (2008), p. 161802 | arXiv | DOI
[87] et al. Measurement of mixing parameters from the flavor-tagged decay , Phys. Rev. Lett., Volume 101 (2008), p. 241801 | arXiv | DOI
[88] et al. Measurement of the CP-violating phase in decays, Phys. Lett. B, Volume 736 (2014), p. 186 | arXiv | DOI
[89] et al. Measurement of the CP violating phase in , Phys. Lett. B, Volume 707 (2012), p. 497 | arXiv | DOI
[90] et al. Measurement of the CP-violating phase in decays, Phys. Lett. B, Volume 713 (2012), p. 378 | arXiv | DOI
[91] et al. Analysis of the resonant components in , Phys. Rev. D, Volume 86 (2012), p. 052006 | arXiv | DOI
[92] et al. Measurement of resonant and CP components in decays, Phys. Rev. D, Volume 89 (2014), p. 092006 | arXiv | DOI
[93] et al. First measurement of the CP-violating phase in decays, Phys. Rev. Lett., Volume 110 (2013), p. 241802 | arXiv | DOI
[94] et al. Measurement of CP violation in decays, Phys. Rev. D, Volume 90 (2014), p. 052011 | arXiv | DOI
[95] et al. Study of CP-violating charge asymmetries of single muons and like-sign dimuons in collisions, Phys. Rev. D, Volume 89 (2014), p. 012002 | arXiv | DOI
[96] et al. Measurement of the flavour-specific CP-violating asymmetry in decays, Phys. Lett. B, Volume 728 (2014), p. 607 | arXiv | DOI
[97] et al. A new measurement of direct CP violation in two pion decays of the neutral kaon, Phys. Lett. B, Volume 465 (1999), p. 335 | arXiv | DOI
[98] et al. Observation of direct CP violation in decays, Phys. Rev. Lett., Volume 83 (1999), p. 22 | arXiv | DOI
[99] et al. Observation of direct CP violation in decays, Phys. Rev. Lett., Volume 93 (2004), p. 131801 | arXiv | DOI
[100] et al. Evidence for direct CP violation in decays, Phys. Rev. Lett., Volume 93 (2004), p. 191802 | arXiv | DOI
[101] et al. First evidence of direct CP violation in charmless two-body decays of mesons, Phys. Rev. Lett., Volume 108 (2012), p. 201601 | arXiv | DOI
[102] et al. First observation of CP violation in the decays of mesons, Phys. Rev. Lett., Volume 110 (2013), p. 221601 | arXiv | DOI
[103] et al. Measurement of CP violation in the phase space of and decays, Phys. Rev. Lett., Volume 111 (2013), p. 101801 | arXiv | DOI
[104] et al. Measurement of CP violation in the phase space of and decays, Phys. Rev. Lett., Volume 112 (2014), p. 011801 | arXiv | DOI
[105] et al. Observation of CP violation in decays, Phys. Lett. B, Volume 712 (2012), p. 203 | arXiv | DOI
[106] et al. Observation of the suppressed ADS modes and , Phys. Lett. B, Volume 723 (2013), p. 44 | arXiv | DOI
[107] et al. A model-independent Dalitz plot analysis of with () decays and constraints on the CKM angle γ, Phys. Lett. B, Volume 718 (2012), p. 43 | arXiv | DOI
[108] et al. Measurement of the CKM angle γ using with , decays, J. High Energy Phys., Volume 10 (2014), p. 097 | arXiv | DOI
[109] et al. A study of CP violation in and decays with final states, Phys. Lett. B, Volume 733 (2014), p. 36 | arXiv | DOI
[110] et al. A measurement of the CKM angle γ from a combination of analyses, Phys. Lett. B, Volume 726 (2013), p. 151 | arXiv | DOI
[111] A measurement of γ from a combination of analyses including first results using of 2012 data, 2013 (LHCb-CONF-2013-006)
[112] et al. Measurement of CP observables in with , J. High Energy Phys., Volume 03 (2013), p. 067 | arXiv | DOI
[113] et al. Measurement of CP violation parameters in decays, Phys. Rev. D, Volume 90 (2014), p. 112002 | arXiv | DOI
[114] First observation of decays to CP even final states, 2012 (LHCb-CONF-2012-021)
[115] et al. Measurement of CP asymmetry in decays, J. High Energy Phys., Volume 11 (2014), p. 060 | arXiv | DOI
[116] et al. Evidence for CP violation in time-integrated decay rates, Phys. Rev. Lett., Volume 108 (2012), p. 111602 | arXiv | DOI
[117] et al. Implications of LHCb measurements and future prospects, Eur. Phys. J. C, Volume 73 (2013), p. 2373 | arXiv | DOI
[118] A search for time-integrated CP violation in and decays, 2013 (LHCb-CONF-2013-003)
[119] et al. Search for direct CP violation in modes using semileptonic B decays, Phys. Lett. B, Volume 723 (2013), p. 33 | arXiv | DOI
[120] et al. Measurement of CP asymmetry in and decays, J. High Energy Phys., Volume 07 (2014), p. 041 | arXiv | DOI
[121] et al. Search for CP violation in decays, Phys. Rev. D, Volume 84 (2011), p. 112008 | arXiv | DOI
[122] et al. Search for CP violation in and decays, J. High Energy Phys., Volume 06 (2013), p. 112 | arXiv | DOI
[123] et al. Model-independent search for CP violation in and decays, Phys. Lett. B, Volume 726 (2013), p. 623 | arXiv | DOI
[124] et al. Search for CP violation in the decay , Phys. Lett. B, Volume 728 (2014), p. 585 | arXiv | DOI
[125] et al. Search for CP violation in and decays, J. High Energy Phys., Volume 10 (2014), p. 025 | arXiv | DOI
[126] et al. Search for the rare decay , Phys. Lett. B, Volume 693 (2010), p. 539 | arXiv | DOI
[127] et al. Search for and decays with CDF II, Phys. Rev. Lett., Volume 107 (2011), p. 191801 | arXiv | DOI
[128] et al. Search for the rare decays and , Phys. Lett. B, Volume 699 (2011), p. 330 | arXiv | DOI
[129] et al. Search for the rare decays and , Phys. Lett. B, Volume 708 (2012), p. 55 | arXiv | DOI
[130] et al. Strong constraints on the rare decays and , Phys. Rev. Lett., Volume 108 (2012), p. 231801 | arXiv | DOI
[131] et al. Search for and decays, J. High Energy Phys., Volume 04 (2012), p. 033 | arXiv | DOI
[132] et al. Search for the decay with the ATLAS detector, Phys. Lett. B, Volume 713 (2012), p. 387 | arXiv | DOI
[133] et al. First evidence for the decay , Phys. Rev. Lett., Volume 110 (2013), p. 021801 | arXiv | DOI
[134] et al. Measurement of the branching fraction and search for decays at the LHCb experiment, Phys. Rev. Lett., Volume 111 (2013), p. 101805 | arXiv | DOI
[135] et al. Measurement of the -branching fraction and search for with the CMS experiment, Phys. Rev. Lett., Volume 111 (2013), p. 101804 | arXiv | DOI
[136] Combination of results on the rare decays from the CMS and LHCb experiments, 2013 (CMS-PAS-BPH-13-007, LHCb-CONF-2013-012)
[137] et al. Measurement of the isospin asymmetry in decays, J. High Energy Phys., Volume 07 (2012), p. 133 | arXiv | DOI
[138] et al. Differential branching fractions and isospin asymmetries of decays, J. High Energy Phys., Volume 06 (2014), p. 133 | arXiv | DOI
[139] et al. Measurement of the CP asymmetry in decays, Phys. Rev. Lett., Volume 110 (2013), p. 031801 | arXiv | DOI
[140] et al. Measurement of the CP asymmetry in decays, Phys. Rev. Lett., Volume 111 (2013), p. 151801 | arXiv | DOI
[141] et al. Measurements of branching fractions, rate asymmetries, and angular distributions in the rare decays and , Phys. Rev. D, Volume 73 (2006), p. 092001 | arXiv | DOI
[142] et al. Measurement of the differential branching fraction and forward–backward asymmetry for , Phys. Rev. Lett., Volume 103 (2009), p. 171801 | arXiv | DOI
[143] et al. Measurements of the angular distributions in the decays at CDF, Phys. Rev. Lett., Volume 108 (2012), p. 081807 | arXiv | DOI
[144] et al. Differential branching fraction and angular analysis of the decay , J. High Energy Phys., Volume 08 (2013), p. 131 | arXiv | DOI
[145] et al. Measurement of form-factor-independent observables in the decay , Phys. Rev. Lett., Volume 111 (2013), p. 191801 | arXiv | DOI
[146] et al. Angular analysis and branching fraction measurement of the decay , Phys. Lett. B, Volume 727 (2013), p. 77 | arXiv | DOI
[147] Angular analysis of with the ATLAS experiment, 2013 (ATLAS-CONF-2013-038)
[148] et al. Differential branching fraction and angular analysis of the decay , J. High Energy Phys., Volume 07 (2013), p. 084 | arXiv | DOI
[149] et al. Measurement of the differential branching fraction of the decay , Phys. Lett. B, Volume 725 (2013), p. 25 | arXiv | DOI
[150] et al. First observation of the decay , J. High Energy Phys., Volume 12 (2012), p. 125 | arXiv | DOI
[151] et al. Measurement of the ratio of branching fractions , Phys. Rev. D, Volume 85 (2012), p. 112013 | arXiv | DOI
[152] et al. Measurement of the ratio of branching fractions and the direct CP asymmetry in , Nucl. Phys. B, Volume 867 (2013), p. 1 | arXiv | DOI
[153] et al. Measurement of the branching fraction at low dilepton mass, J. High Energy Phys., Volume 05 (2013), p. 159 | arXiv | DOI
[154] et al. Observation of photon polarization in the transition, Phys. Rev. Lett., Volume 112 (2014), p. 161801 | arXiv | DOI
Cited by Sources:
Comments - Policy