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Longitudinal Double-Spin Asymmetry and Cross Section for Inclusive Jet Production in Polarized Proton Collisions at s=200 GeV
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SYSNO ASEP 0096794 Document Type J - Journal Article R&D Document Type Journal Article Subsidiary J Ostatní články Title Longitudinal Double-Spin Asymmetry and Cross Section for Inclusive Jet Production in Polarized Proton Collisions at s=200 GeV Title Longitudinální dvojčásticová spinová asymetrie a účinný průřez pro inluzivní produkci jetů ve srážkách polarizovaných protonů při s=200 GeV Author(s) Adams, J. (US)
Bielčík, J. (CZ)
Bielčíková, J. (CZ)
Bysterský, Michal (UJF-V)
Chaloupka, Petr (UJF-V) RIDSource Title Physical Review Letters. - : American Physical Society - ISSN 0031-9007
Roč. 96, č. 6 (2006), s. 252001-252001Number of pages 1 s. Language eng - English Country US - United States Keywords polarized nucleon Subject RIV BF - Elementary Particles and High Energy Physics R&D Projects GA202/04/0793 GA ČR - Czech Science Foundation (CSF) CEZ AV0Z10480505 - UJF-V (2005-2011) Annotation We report a measurement of the longitudinal double-spin asymmetry ALL and the differential cross section for inclusive midrapidity jet production in polarized proton collisions at s=200 GeV. The cross section data cover transverse momenta 5 < pT < 50 GeV/c and agree with next-to-leading order perturbative QCD evaluations. The ALL data cover 5 < pT < 17 GeV/c and disfavor at 98% C.L. maximal positive gluon polarization in the polarized nucleon. Workplace Nuclear Physics Institute Contact Markéta Sommerová, sommerova@ujf.cas.cz, Tel.: 266 173 228 Year of Publishing 2008
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