arXiv:1108.3955·v1·High Energy Physics — Phenomenology
Global analysis of helicity PDFs: past - present - future
D. de Florian🇦🇷 · R. Sassot🇦🇷 · M. Stratmann🇺🇸 · W. Vogelsang🇩🇪
Abstract
We discuss the current status of the DSSV global analysis of helicity-dependent parton densities. A comparison with recent semi-inclusive DIS data from COMPASS is presented, and constraints on the polarized strangeness density are examined in some detail.
Comments: Talk presented at the XIX Int. Workshop on Deep-Inelastic Scattering and Related Subjects (DIS 2011); 4 pages; 2 figures