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Results on $\Delta g/g$ from COMPASS

Experiment is using a 160 GeV beam of polarized muons and longitudinally polarized deuterium in a $^{6}$LiD double-cell target. The gluon polarization, $\Delta g/g$, is determined from the double-spin cross section asymmetries for the events selected by tagging the photon-gluon fusion process. We ob...

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Detalles Bibliográficos
Autor principal: Nassalski, Jan Pawel
Lenguaje:eng
Publicado: 2006
Materias:
XX
Acceso en línea:http://cds.cern.ch/record/992852
Descripción
Sumario:Experiment is using a 160 GeV beam of polarized muons and longitudinally polarized deuterium in a $^{6}$LiD double-cell target. The gluon polarization, $\Delta g/g$, is determined from the double-spin cross section asymmetries for the events selected by tagging the photon-gluon fusion process. We obtain three independent results at $x_{g}\approx$ 0.1.