blois-2003

F ∼ DJJ (β)1001010.1H1 fit-2H1 fit-3( Q 2 = 75 GeV 2 )DF JJ(β )Dijets in Single DiffractionTest QCD factorizationCDF dataE Jet1,2 T> 7 GeV0.035 < ξ < 0.095| t | < 1.0 GeV 20.1 1βSuppressed at the Tevatronrelative to predictions basedon HERA parton densitiesnDijet, F D jj (β, ξ)| β=0.11.81.61.41.21Test Regge factorization(a)E T Jet1,2 > 7 GeV| t | < 1.0 GeV 20.82.580(b)Dijet 702Inclusive601.550401300.5201000.03 0.04 0.05 0.06 0.07ξ0.08 0.09 0.1 0D−n−mF JJ( ξ , β ) = C β ξInclusive, 1/N incldN/dξRegge factorization holdsm ≈1⇒ Pomeron exchange !!!