Valence-Quark-Mixing Contribution to Gottfried Sum Rule

  • We have discussed the effect of valence quark mixing in DIS process.This effect,together with the pion cloud effect,dominates the violation of Gottfried sum rule.
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  • [1] NMC Collaboration, P. Amaudruz et al.,Phys. Rev. Lett.,66(1991).2712.[2]K. Gottfried, Phys. Rev. Lett.,18(1967),1174.[3]A. W. Thomas, Prog. Nucl. Phys.,13(1984).1;G. A. Miller, Intern. Rev. Nucl. Phys.,1(1984).189:F. Mhyrer, Intern. Rev. Nucl. Phys.,1(1984),326:J. Donoghue and C. De Tar, Annu. Rev. Nucl. Part. Sci.,33(1983).235.[4]E. M. Henley and G. A. Miller, Phys. lett.,251B(1990),453.[5]S. Kumano, Phys. Rev.,D43(1991),59;3067.
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ZHU Wei. Valence-Quark-Mixing Contribution to Gottfried Sum Rule[J]. Chinese Physics C, 1993, 17(8): 714-716.
ZHU Wei. Valence-Quark-Mixing Contribution to Gottfried Sum Rule[J]. Chinese Physics C, 1993, 17(8): 714-716. shu
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Received: 1900-01-01
Revised: 1900-01-01
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Valence-Quark-Mixing Contribution to Gottfried Sum Rule

    Corresponding author: ZHU Wei,
  • Department of Physics,East China Normal University,Shanghai 200062

Abstract: We have discussed the effect of valence quark mixing in DIS process.This effect,together with the pion cloud effect,dominates the violation of Gottfried sum rule.

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