CERN Accelerating science

Article
Report number arXiv:1107.0625
Title AAMQS: a non-linear QCD description of new HERA data at small-x
Author(s) Quiroga-Arias, Paloma (Paris, LPTHE) ; Albacete, Javier L. (Saclay, SPhT) ; Armesto, N. (Santiago de Compostela U., IGFAE ; Santiago de Compostela U.) ; Milhano, Jose Guilherme (Lisbon, CENTRA ; CERN) ; Salgado, Carlos A. (Santiago de Compostela U., IGFAE ; Santiago de Compostela U.)
Publication 2011
Imprint 05 Jul 2011
Number of pages 4
Note Comments: 4 pages, 2 figures, Proceedings of Quark Matter 2011, Annecy, France
4 pages, 2 figures, Proceedings of Quark Matter 2011, Annecy, France
In: J. Phys. G 38 (2011) 124124
In: 22nd international conference on ultrarelativistic nucleus-nucleus collisions, Annecy, France, 23 - 28 May 2011
DOI 10.1088/0954-3899/38/12/124124
Subject category Particle Physics - Phenomenology
Abstract We present a global analysis of available data on inclusive structure functions measured in electron-proton scattering at small values of Bjorken-x, including the latest data from the combined HERA analysis on reduced cross sections. Our approach relies on the dipole formulation of DIS together with the use of the non-linear running coupling BK equation for the description of the small-x dynamics. With the resulting parametrization we are able to describe the latest FL data measured by the H1 collaboration. Further, we discuss the kinematical domain where significant deviations from NLO-DGLAP should be expected and the ability of non-linnear physics to account for such deviations.
Copyright/License arXiv nonexclusive-distrib. 1.0



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