By Andrew Chisholm
This thesis, which received one of many six 2015 ATLAS Thesis Awards, matters the research of the charmonium and bottomonium sure heavy quark sure states. the 1st part of the thesis describes the remark of a candidate for the chi_b(3P) bottomonium states. This represented the 1st statement of a brand new particle on the LHC and its lifestyles was once thus proven via D0 and LHCb experiments. the second one a part of the thesis offers measurements of the recommended and non-prompt construction of the chi_c1 and chi_c2 charmonium states in proton-proton collisions. those measurements are in comparison to numerous theoretical predictions and will be used to notify the advance of theoretical versions of quarkonium creation.
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Extra resources for Measurements of the X c and X b Quarkonium States in pp Collisions with the ATLAS Experiment
The LHC is also capable of accelerating lead (Pb) ions to deliver both lead-lead and proton-lead collisions. The LHC has four interactions points (IP), shown in Fig. 1, each instrumented with a modern particle physics experiment. The ATLAS and CMS general purpose experiments are designed for high-luminosity operation (up to 1034 cm−2 s−1 ) and are equipped to study a wide range of phenomena. Their physics goals include Higgs boson searches (and measurements), searches for super-symmetric particles and exotic phenomena and measurements of the standard model.
Kartvelishvili, A. Likhoded, V. Petrov, On the fragmentation functions of heavy quarks into hadrons. Phys. Lett. B 78, 615 (1978) 54. C. Peterson, D. Schlatter, I. M. Zerwas, Scaling violations in Inclusive e+ e− annihilation spectra. Phys. Rev. D 27, 105 (1983) 55. G. , OPAL Collaboration, Inclusive analysis of the b decays at LEP. Eur. Phys. J. C 29, 463–478 (2003). [hep-ex/0210031] 56. BaBar Collaboration, Study of inclusive production of charmonium mesons in b decays. Phys. Rev. D 67, 032002 (Feb, 2003) 57.
2856] 47. S. Baranov, On the σ(χc2 )/σ(χc1 ) ratio in the k T -factorization approach. Phys. Rev. D 83, 034035 (2011) 48. T. Bodwin, E. P. Lepage, Rigorous QCD analysis of inclusive annihilation and production of heavy quarkonium. Phys. Rev. D 51, 1125–1171 (Feb, 1995) 49. W. Caswell, G. Lepage, Effective lagrangians for bound state problems in QED, QCD, and other field theories. Phys. Lett. B 167, 437 (1986) 50. F. 8 TeV. Phys. Rev. Lett. 79, 578–583 (1997) 51. M. Kramer, Quarkonium production at high-energy colliders.
Measurements of the X c and X b Quarkonium States in pp Collisions with the ATLAS Experiment by Andrew Chisholm