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Lacey, Roy A.; Chen, Ya-Hui; Liu, Fu-Hu
Funding organisation: SCOAP3, CERN, Geneva (Switzerland)
arXiv e-print [ PDF ]2016
Funding organisation: SCOAP3, CERN, Geneva (Switzerland)
arXiv e-print [ PDF ]2016
AbstractAbstract
[en] Transverse momentum (p_T) and rapidity (y) spectra of Z bosons and quarkonium states (some charmonium cc-bar mesons such as J/ψ and ψ(2S) and some bottomonium bb-bar mesons such as Υ(1S), Υ(2S), and Υ(3S)) produced in proton-proton (pp) and lead-lead (Pb-Pb) collisions at the large hadron collider (LHC) are uniformly described by a hybrid model of two-component Erlang distribution for p_T spectrum and two-component Gaussian distribution for y spectrum. The former distribution results from a multisource thermal model, and the latter one results from the revised Landau hydrodynamic model. The modelling results are in agreement with the experimental data measured in pp collisions at center-of-mass energies √s=2.76 and 7 TeV and in Pb-Pb collisions at center-of-mass energy per nucleon pair √(s_N_N)=2.76 TeV. Based on the parameter values extracted from p_T and y spectra, the event patterns (particle scatter plots) in two-dimensional p_T-y space and in three-dimensional velocity space are obtained.
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Source
Available from http://dx.doi.org/10.1155/2016/9876253; Available from http://repo.scoap3.org/record/17718; PUBLISHER-ID: 9876253; ARXIV: arXiv:1601.07072; OAI: oai:repo.scoap3.org:17718; This is an open access article distributed under the Creative Commons Attribution License (http://creativecommons.org/licenses/by/4.0/), which permits unrestricted use, distribution, and reproduction in any medium, provided the original work is properly cited. The publication of this article was funded by SCOAP3.; Country of input: International Atomic Energy Agency (IAEA)
Record Type
Journal Article
Journal
Advances in High Energy Physics (Online); ISSN 1687-7365;
; v. 2016; [19 p.]

Country of publication
ACCELERATORS, BARYON-BARYON INTERACTIONS, BEAMS, BOSONS, BOTTOMONIUM, CHARMONIUM, CYCLIC ACCELERATORS, ELEMENTARY PARTICLES, ENERGY RANGE, HADRON-HADRON INTERACTIONS, HADRONS, INTERACTIONS, INTERMEDIATE BOSONS, INTERMEDIATE VECTOR BOSONS, ION BEAMS, LINEAR MOMENTUM, MATHEMATICAL MODELS, MESONS, NUCLEON-NUCLEON INTERACTIONS, PARTICLE INTERACTIONS, PARTICLE MODELS, PARTICLE PROPERTIES, PROTON-NUCLEON INTERACTIONS, QUARKONIUM, STATISTICAL MODELS, STORAGE RINGS, SYNCHROTRONS, TEV RANGE, THERMODYNAMIC MODEL, VECTOR MESONS
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