Small-xdipole evolution beyond the large-Nclimit
Author(s) -
Emil Avsar,
Gösta Gustafson,
Leif Lönnblad
Publication year - 2007
Publication title -
journal of high energy physics
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 0.998
H-Index - 261
eISSN - 1126-6708
pISSN - 1029-8479
DOI - 10.1088/1126-6708/2007/01/012
Subject(s) - dipole , limit (mathematics) , saturation (graph theory) , physics , statistical physics , condensed matter physics , optics , mathematics , quantum mechanics , combinatorics , mathematical analysis
We present a method to include colour-suppressed effects in the Muellerdipole picture. The model consistently includes saturation effects both in theevolution of dipoles and in the interactions of dipoles with a target in aframe-independent way. When implemented in a Monte Carlo simulation together with our previous modelof energy--momentum conservation and a simple dipole description of initialstate protons and virtual photons, the model is able to reproduce to asatisfactory degree both the gamma*-p cross sections as measured at HERA aswell as the total p-p cross section all the way from ISR energies to theTevatron and beyond
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