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Regular Article

Gottfried's integral and valence quarks contribution

E.N. Bukina$^1$, V.M. Dubovik$^1$, V.S. Zamiralov$^2$

Moscow University Physics Bulletin 2000. 55. N 1. P. 4

  • Article
Annotation

The experimental value of Gottfried's integral is shown to be equal to the value of a modified valence quarks distribution. BjOrken 's sum rule is valid in the valence quark approximation, while the contributions of sea quarks violate it. Based on the available experimental data, the polarization distributions of quarks and antiquarks in the proton have been obtained.

Authors
E.N. Bukina$^1$, V.M. Dubovik$^1$, V.S. Zamiralov$^2$
$^1$Bogolyubov Theoretical Physics Laboratory, JINR, Dubna
$^2$Research Institute of Nuclear Physics, Faculty of Physics, Moscow State University, Leninskie Gory, Moscow, 119992, Russia
Issue 1, 2000

Moscow University Physics Bulletin

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