Omega Meson Cloud and the Proton's Light Anti-Quark Distribution

2); (2) Seattle University; 3); (3) Institute for Nuclear Theory); Ernest M. Henley (1; Gerald A. Miller (1) ((1) University of Washington; Mary Alberg (1

arxiv: hep-ph/9907417 · v1 · submitted 1999-07-19 · ✦ hep-ph · nucl-th

Omega Meson Cloud and the Proton's Light Anti-Quark Distribution

Mary Alberg (1 , 2) , Ernest M. Henley (1 , 3) , Gerald A. Miller (1) ((1) University of Washington , (2) Seattle University , (3) Institute for Nuclear Theory) This is my paper

classification ✦ hep-ph nucl-th

keywords cloudmesonomegadistributionprotonallowsanti-quarkapprox

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We use the meson cloud model of the nucleon to calculate distribution functions for $(\bar {d} - \bar{u})$ and $ \bar{d}/\bar{u}$ in the proton. Including the effect of the omega meson cloud, with a coupling constant $g_\omega^2/4\pi\approx 8$, allows a reasonably good description of the data.

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Omega Meson Cloud and the Proton's Light Anti-Quark Distribution

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