Archive - EP Seminar (until 2008)

The ZEUS NLO-QCD fit to determine Parton Density Functions and <font face="Symbol">a</font><sub>s</sub>

by Kunihiro Nagano (EP, CERN)

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500/1-001 - Main Auditorium (CERN)

500/1-001 - Main Auditorium

CERN

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Description
A next-to-leading order QCD fit was performed on the e+ p deep-inelastic-scattering data collected by the ZEUS experiment over the years 1996-1997. The gluon and quark densities of the proton have been extracted. Experimental systematic errors were considered in this analysis taking into account their point-to-point correlations. This allows a correct evaluation of the uncertainties in the extracted parton densities. In addition, the strong coupling constant, as, was determined simultaneously.

Organiser(s): Ariane Frey / EP Division

Note: Tea & coffee will be served at 16.00 hrs.