Journal
PHYSICAL REVIEW D
Volume 86, Issue 5, Pages -Publisher
AMER PHYSICAL SOC
DOI: 10.1103/PhysRevD.86.054009
Keywords
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Funding
- Helmholtz Gemeinschaft [VH-HA-101]
- Deutsche Forschungsgemeinschaft in Sonderforschungsbereich/Transregio [9]
- European Commission [PITN-GA-2010-264564]
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We present a determination of parton distribution functions (ABM11) and the strong coupling constant alpha(s) at next-to-leading order and next-to-next-to-leading order (NNLO) in QCD based on world data for deep-inelastic scattering and fixed-target data for the Drell-Yan process. The analysis is performed in the fixed-flavor number scheme for n(f) = 3, 4, 5 and uses the (MS) over bar scheme for alpha(s) and the heavy-quark masses. At NNLO we obtain the value alpha(s) (M-Z) = 0.1134 +/- 0.0011. The fit results are used to compute benchmark cross sections at hadron colliders to NNLO accuracy and to compare to data from the LHC.
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