Measurements of prompt charm production cross-sections in pp collisions at √s=5 TeV

R. Aaij, B. Adeva, Z. Ajaltouni, S. Akar, F. Alessio, M. Alexander, S. Ali, G. Alkhazov, P. Alvarez Cartelle, A. A. Alves, S. Amato, S. Amerio, Y. Amhis, L. An, L. Anderlini, G. Andreassi, M. Andreotti, J. E. Andrews, R. B. Appleby, F. ArchilliP. d’Argent, J. Arnau Romeu, A. Artamonov, M. Artuso, E. Aslanides, G. Auriemma, M. Baalouch, I. Babuschkin, S. Bachmann, J. J. Back, K. Carvalho Akiba, V. Coco, P. N.Y. David, K. De Bruyn, M. Ferro-Luzzi, T. Ketel, R. F. Koopman, J. van Leerdam, M. Merk, C. J.G. Onderwater, G. Raven, M. Schiller, N. Serra, H. Snoek, B. Storaci, V. Syropoulos, J. van Tilburg, S. Tolk, P. Tsopelas, N. Tuning, The LHCb collaboration

Research output: Contribution to JournalArticleAcademicpeer-review

Abstract

Production cross-sections of prompt charm mesons are measured using data from pp collisions at the LHC at a centre-of-mass energy of 5 TeV. The data sample corresponds to an integrated luminosity of 8.60 ± 0.33 pb−1 collected by the LHCb experiment. The production cross-sections of D0, D+, Ds +, and D∗+ mesons are measured in bins of charm meson transverse momentum, pT, and rapidity, y. They cover the rapidity range 2.0 < y < 4.5 and transverse momentum ranges 0 < pT< 10 GeV/c for D0 and D+ and 1 < pT< 10 GeV/c for Ds + and D∗+ mesons. The inclusive cross-sections for the four mesons, including charge-conjugate states, within the range of 1 < pT< 8 GeV/c are determined to be(Formula Presented.)where the uncertainties are statistical and systematic, respectively.[Figure not available: see fulltext.].

Original languageEnglish
Article number147
JournalJournal of High Energy Physics
Volume2017
Issue number6
DOIs
Publication statusPublished - 1 Jun 2017

Funding

FundersFunder number
Not added1681016
Science and Technology Facilities CouncilST/J004332/1, ST/N000250/1, 1641747, ST/K003410/1, 1708182, ST/H006737/1, LHCb, ST/N000331/1, GRIDPP, LHCb Upgrades, 1707993
Schweizerischer Nationalfonds zur F&#x00F6;rderung der Wissenschaftlichen Forschung166208

    Keywords

    • Charm physics
    • Forward physics
    • Hadron-Hadron scattering (experiments)
    • Heavy quark production
    • QCD

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