arXiv:1110.5160·v1·High Energy Physics — Phenomenology
Gluon polarization in the proton
Steven D. Bass🇦🇹 · Andrew Casey🇦🇺 · Anthony W. Thomas🇦🇺
Abstract
We combine heavy-quark renormalization group arguments with our understanding of the nucleon's wavefunction to deduce a bound on the gluon polarization Delta g in the proton. The bound is consistent with the values extracted from spin experiments at COMPASS and RHIC.
Comments: 4 pages