Bibcode
Khachatryan, V.; Sirunyan, A. M.; Tumasyan, A.; Adam, W.; Asilar, E.; Bergauer, T.; Brandstetter, J.; Brondolin, E.; Dragicevic, M.; Erö, J.; Flechl, M.; Friedl, M.; Frühwirth, R.; Ghete, V. M.; Hartl, C.; Hörmann, N.; Hrubec, J.; Jeitler, M.; König, A.; Krammer, M.; Krätschmer, I.; Liko, D.; Matsushita, T.; Mikulec, I.; Rabady, D.; Rad, N.; Rahbaran, B.; Rohringer, H.; Schieck, J.; Strauss, J.; Treberer-Treberspurg, W.; Waltenberger, W.; Wulz, C.-E.; Mossolov, V.; Shumeiko, N.; Suarez Gonzalez, J.; Alderweireldt, S.; Cornelis, T.; De Wolf, E. A.; Janssen, X.; Knutsson, A.; Lauwers, J.; Luyckx, S.; Van De Klundert, M.; Van Haevermaet, H.; Van Mechelen, P.; Van Remortel, N.; Van Spilbeeck, A.; Abu Zeid, S.; Blekman, F.; D'Hondt, J.; Daci, N.; De Bruyn, I.; Deroover, K.; Heracleous, N.; Keaveney, J.; Lowette, S.; Moortgat, S.; Moreels, L.; Olbrechts, A.; Python, Q.; Strom, D.; Tavernier, S.; Van Doninck, W.; Van Mulders, P.; Van Parijs, I.; Brun, H.; Caillol, C.; Clerbaux, B.; De Lentdecker, G.; Fasanella, G.; Favart, L.; Goldouzian, R.; Grebenyuk, A.; Karapostoli, G.; Lenzi, T.; Léonard, A.; Maerschalk, T.; Marinov, A.; Randle-conde, A.; Seva, T.; Vander Velde, C.; Vanlaer, P.; Yonamine, R.; Zenoni, F.; Zhang, F.; Benucci, L.; Cimmino, A.; Crucy, S.; Dobur, D.; Fagot, A.; Garcia, G.; Gul, M.; Mccartin, J.; Ocampo Rios, A. A.; Poyraz, D.; Ryckbosch, D.; Salva, S.; Schöfbeck, R.; Sigamani, M. et al.
Referencia bibliográfica
Physics Letters B, Volume 768, p. 103-129.
Fecha de publicación:
5
2017
Número de citas
42
Número de citas referidas
34
Descripción
Measurements of strange hadron (KS0, Λ +
Λ ‾, and Ξ- +Ξ‾+)
transverse momentum spectra in pp, pPb, and PbPb collisions are
presented over a wide range of rapidity and event charged-particle
multiplicity. The data were collected with the CMS detector at the CERN
LHC in pp collisions at √{ s} = 7TeV, pPb collisions at
√{sNN} = 5.02TeV, and PbPb collisions at
√{sNN} = 2.76TeV. The average transverse kinetic energy
is found to increase with multiplicity, at a faster rate for heavier
strange particle species in all systems. At similar multiplicities, the
difference in average transverse kinetic energy between different
particle species is observed to be larger for pp and pPb events than for
PbPb events. In pPb collisions, the average transverse kinetic energy is
found to be slightly larger in the Pb-going direction than in the
p-going direction for events with large multiplicity. The spectra are
compared to models motivated by hydrodynamics.