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Study of the production of charged pions, kaons, and protons in pPb collisions at $\sqrt{s_{NN}} =\ $ 5.02 $\,\text {TeV}$

dc.contributor.authorCMS collaboration (2209 authors)
dc.contributor.authorHollar, Jonathan
dc.contributor.authorNayak, Aruna
dc.contributor.authorCalpas, Betty
dc.contributor.authorAlmeida, Nuno
dc.contributor.authorBargassa, Pedrame
dc.contributor.authorBeirão Da Cruz E Silva, Cristóvão
dc.contributor.authorFaccioli, Pietro
dc.contributor.authorFerreira Parracho, Pedro Guilherme
dc.contributor.authorGallinaro, Michele
dc.contributor.authorNguyen, Federico
dc.contributor.authorRodrigues Antunes, Joao
dc.contributor.authorSeixas, Joao
dc.contributor.authorVarela, Joao
dc.contributor.authorVischia, Pietro
dc.contributor.authorLloret Iglesias, Lara
dc.contributor.authorDavid Tinoco Mendes, Andre
dc.contributor.authorMusella, Pasquale
dc.contributor.authorSilva, Pedro
dc.contributor.authorPela, Joao
dc.contributor.authorLeonardo, Nuno
dc.date.accessioned2019-02-03T23:09:39Z
dc.date.available2019-02-03T23:09:39Z
dc.date.issued2014-06-03
dc.date.updated2019-02-03T23:09:39Z
dc.description.abstractSpectra of identified charged hadrons are measured in pPb collisions with the CMS detector at the LHC at sqrt(sNN) = 5.02 TeV. Charged pions, kaons, and protons in the transverse-momentum range pt approximately 0.1-1.7 GeV and laboratory rapidity abs(y) < 1 are identified via their energy loss in the silicon tracker. The average pt increases with particle mass and the charged multiplicity of the event. The increase of the average pt with charged multiplicity is greater for heavier hadrons. Comparisons to Monte Carlo event generators reveal that EPOS LHC, which incorporates additional hydrodynamic evolution of the created system, is able to reproduce most of the data features, unlike HIJING and AMPT. The pt spectra and integrated yields are also compared to those measured in pp and PbPb collisions at various energies. The average transverse momentum and particle ratio measurements indicate that particle production at LHC energies is strongly correlated with event particle multiplicity.
dc.description.versionPeer Reviewed
dc.identifierEur.Phys.J. C74 (2014) 2847; DOI 10.1140/epjc/s10052-014-2847-x
dc.identifier.urihttp://dx.doi.org/10.1140/epjc/s10052-014-2847-x
dc.identifier.urihttp://hdl.handle.net/10400.26/26447
dc.language.isoeng
dc.titleStudy of the production of charged pions, kaons, and protons in pPb collisions at $\sqrt{s_{NN}} =\ $ 5.02 $\,\text {TeV}$
dc.typejournal article
dspace.entity.typePublication
rcaap.rightsopenAccesspt
rcaap.typearticle

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