arXiv:0902.4212·v2·High Energy Physics — Phenomenology
Electric quadrupole and magnetic octupole moments of the Delta
G. Ramalho🇺🇸 · M.T. Pena🇵🇹 · Franz Gross🇺🇸
Abstract
Using a covariant spectator constituent quark model we predict an electric quadrupole moment -0.043 efm^2 and a magnetic octupole moment -0.0035 efm^3 for the Delta+ excited state of the nucleon.
Comments: 4 pages, 1 figure