Valence-Quark-Mixing Contribution to Gottfried Sum Rule

ZHU Wei

Chinese Physics C> 1993, Vol. 17> Issue(8) : 714-716

Valence-Quark-Mixing Contribution to Gottfried Sum Rule

ZHU Wei ^,

Department of Physics,East China Normal University,Shanghai 200062

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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.

References

[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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