The pi-N Sigma term - an evaluation using staggered fermions
R. AltmeyerM. GoeckelerR. HorsleyE. LaermannG. Schierholz
所有作者
R. AltmeyerM. GoeckelerR. HorsleyE. LaermannG. Schierholz
文献摘要
A lattice calculation of the pi-N sigma term is described using dynamical
staggered fermions. Preliminary results give a sea term comparable in magnitude
to the valence term.