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Insight into particle production mechanisms via angular correlations of identified particles in pp collisions at √s=7 TeV (CROSBI ID 246311)

Prilog u časopisu | izvorni znanstveni rad | međunarodna recenzija

(ALICE Collaboration) Adam, J. ; ... ; Antičić, Tome ; ... ; Erhardt, Filip ; ... ; Gotovac, Sven ; ... ; Jerčić, Marko ; ... et al. Insight into particle production mechanisms via angular correlations of identified particles in pp collisions at √s=7 TeV // European physical journal C : particles and fields, 77 (2017), 8; 569, 23. doi: 10.1140/epjc/s10052-017-5129-6

Podaci o odgovornosti

Adam, J. ; ... ; Antičić, Tome ; ... ; Erhardt, Filip ; ... ; Gotovac, Sven ; ... ; Jerčić, Marko ; ... ; Lončar, Petra ; ... ; Mudnić, Eugen ; ... ; Planinić, Mirko ; ... ; Poljak, Nikola ; ... ; Simatović, Goran ; ... ; Utrobičić, Antonija ; ... ; Vicković, Linda ; ... ; Zmeskal, J.

ALICE Collaboration

engleski

Insight into particle production mechanisms via angular correlations of identified particles in pp collisions at √s=7 TeV

Two-particle angular correlations were measured in pp collisions at √s=7 TeV for pions, kaons, protons, and lambdas, for all particle/anti- particle combinations in the pair. Data for mesons exhibit an expected peak dominated by effects associated with mini-jets and are well reproduced by general purpose Monte Carlo generators. However, for baryon–baryon and anti-baryon–anti- baryon pairs, where both particles have the same baryon number, a near- side anti-correlation structure is observed instead of a peak. This effect is interpreted in the context of baryon production mechanisms in the fragmentation process. It currently presents a challenge to Monte Carlo models and its origin remains an open question.

correlations, identified, pp, 7TeV

nije evidentirano

nije evidentirano

nije evidentirano

nije evidentirano

nije evidentirano

nije evidentirano

Podaci o izdanju

77 (8)

2017.

569

23

objavljeno

1434-6044

1434-6052

10.1140/epjc/s10052-017-5129-6

Povezanost rada

Fizika

Poveznice
Indeksiranost