K⁰s and Λ production in pp interactions at √s=0.9 and 7 TeV measured with the ATLAS detector at the LHC

dc.contributor.authorAad, G.
dc.contributor.authorothers,
dc.date.issued2012
dc.description.abstractThe production of K0S and Λ hadrons is studied in pp collision data at √s=0.9 and 7 TeV collected with the ATLAS detector at the LHC using a minimum-bias trigger. The observed distributions of transverse momentum, rapidity, and multiplicity are corrected to hadron level in a model-independent way within well-defined phase-space regions. The distribution of the production ratio of Λ¯ to Λ baryons is also measured. The results are compared with various Monte Carlo simulation models. Although most of these models agree with data to within 15% in the K0S distributions, substantial disagreements are found in the Λ distributions of transverse momentum.
dc.description.statementofresponsibilityG. Aad, B. Abbott, J. Abdallah, A. A. Abdelalim, A. Abdesselam, O. Abdinov ... et al.
dc.identifier.citationPhysical Review D: Particles, Fields, Gravitation and Cosmology, 2012; 85(1):012001-1-012001-28
dc.identifier.doi10.1103/PhysRevD.85.012001
dc.identifier.issn0556-2821
dc.identifier.issn1550-2368
dc.identifier.urihttp://hdl.handle.net/2440/129403
dc.language.isoen
dc.publisherAmerican Physical Society
dc.rights© 2012 CERN, for the ATLAS Collaboration. This article is available under the terms of the Creative Commons Attribution 3.0 License. Further distribution of this work must maintain attribution to the author(s) and the published article’s title, journal citation, and DOI.
dc.source.urihttps://doi.org/10.1103/physrevd.85.012001
dc.titleK⁰s and Λ production in pp interactions at √s=0.9 and 7 TeV measured with the ATLAS detector at the LHC
dc.title.alternativeK(0)(s) and Lambda production in pp interactions at root s=0.9 and 7 TeV measured with the ATLAS detector at the LHC
dc.typeJournal article
pubs.publication-statusPublished

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