Baryon Hyperfine Mass Splittings in Large N QCD

Abstract

The hyperfine mass splittings of baryons in large $N$ QCD are proved to be proportional to ${\mathbf{J}}^2$. Hyperfine mass splittings are first allowed at order $1/N$ in the $1/N$ expansion.

(10 pages and 4 figures, uses harvmac and uufiles), UCSD/PTH 93-19