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. 2005 Jun 10;94(22):221801.
doi: 10.1103/PhysRevLett.94.221801. Epub 2005 Jun 7.

Measurement of dijet azimuthal decorrelations at central rapidities in pp collisions at sqrt s =1.96 TeV

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Van KootenW M van LeeuwenN VarelasE W VarnesI A VasilyevM VaupelP VerdierL S VertogradovM VerzocchiF Villeneuve-SeguierJ-R VlimantE Von ToerneM VreeswijkT Vu AnhH D WahlR WalkerN WallaceZ-M WangJ WarcholM WarsinskyG WattsM WayneM WeberH WeertsM WegnerN WermesA WhiteV WhiteD WhitesonD WickeD A WijngaardenG W WilsonS J WimpennyJ WittlinT WlodekM WobischJ WomersleyD R WoodZ WuT R WyattQ XuN XuanR YamadaM YanT YasudaY A YatsunenkoY YenK YipS W YounJ YuA YurkewiczA ZabiA ZatserklyaniyM ZdrazilC ZeitnitzB ZhangD ZhangX ZhangT ZhaoZ ZhaoH ZhengB ZhouZ ZhouJ ZhuM ZielinskiD ZieminskaA ZieminskiR ZitounV ZutshiE G ZverevA ZylberstejnD0 Collaboration
Affiliations

Measurement of dijet azimuthal decorrelations at central rapidities in pp collisions at sqrt s =1.96 TeV

V M Abazov et al. Phys Rev Lett. .

Abstract

Correlations in the azimuthal angle between the two largest transverse momentum jets have been measured using the D0 detector in p (-)p collisions at a center-of-mass energy sqrt[s]=1.96 TeV. The analysis is based on an inclusive dijet event sample in the central rapidity region corresponding to an integrated luminosity of 150 pb(-1). Azimuthal correlations are stronger at larger transverse momenta. These are well described in perturbative QCD at next-to-leading order in the strong coupling constant, except at large azimuthal differences where contributions with low transverse momentum are significant.

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