Instanton Contribution to Polarized and Unpolarized Gluon Distribution in Nucleon
classification
✦ hep-ph
keywords
gluonnucleoncontributioninteractionpolarizedunpolarizedanomalousdistribution
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The contribution of the anomalous quark-gluon interaction induced by instantons to the polarized and unpolarized gluon distributions in nucleon is estimated. It is shown that this interaction leads to negative gluon polarization in nucleon.
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