J/ψ production as a function of charged-particle pseudorapidity density in p–Pb collisions at √sNN=5.02 TeV
dc.contributor.author | Adamova, Dagmar | pt_BR |
dc.contributor.author | Gay Ducati, Maria Beatriz | pt_BR |
dc.contributor.author | Pereira, Luis Gustavo | pt_BR |
dc.contributor.author | Pezzi, Rafael Peretti | pt_BR |
dc.contributor.author | ALICE Collaboration | pt_BR |
dc.date.accessioned | 2018-05-17T02:27:03Z | pt_BR |
dc.date.issued | 2018 | pt_BR |
dc.identifier.issn | 0370-2693 | pt_BR |
dc.identifier.uri | http://hdl.handle.net/10183/178421 | pt_BR |
dc.description.abstract | We report measurements of the inclusive J/ψyield and average transverse momentum as a function of charged-particle pseudorapidity density dNch/dηin p–Pb collisions at √sNN=5.02 TeVwith ALICE at the LHC. The observables are normalised to their corresponding averages in non-single diffractive events. An increase of the normalised J/ψyield with normalised dNch/dη, measured at mid-rapidity, is observed at mid-rapidity and backward rapidity. At forward rapidity, a saturation of the relative yield is observed for high charged-particle multiplicities. The normalised average transverse momentum at forward and backward rapidities increases with multiplicity at low multiplicities and saturates beyond moderate multiplicities. In addition, the forward-to-backward nuclear modification factor ratio is also reported, showing an increasing suppression of J/ψproduction at forward rapidity with respect to backward rapidity for increasing charged-particle multiplicity. | en |
dc.format.mimetype | application/pdf | pt_BR |
dc.language.iso | eng | pt_BR |
dc.relation.ispartof | Physics letters. B. Amsterdam. Vol. 776 (Jan. 2018), p. 91–104 | pt_BR |
dc.rights | Open Access | en |
dc.subject | Aceleradores de partículas | pt_BR |
dc.subject | Colisao de ions pesados | pt_BR |
dc.subject | Mésons psi | pt_BR |
dc.title | J/ψ production as a function of charged-particle pseudorapidity density in p–Pb collisions at √sNN=5.02 TeV | pt_BR |
dc.type | Artigo de periódico | pt_BR |
dc.identifier.nrb | 001060864 | pt_BR |
dc.type.origin | Estrangeiro | pt_BR |
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