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hep-ph2002
Roper Electroproduction Amplitudes in a Chiral Confinement Model
M. Fiolhais, P. Alberto, J. Marques +1
A description of the Roper using the chiral chromodielectric model is presented and the transverse and the scalar helicity amplitudes for the electromagnetic Nu…
hep-ph2001★ 15 cited
N^* electroproduction amplitudes in a model with dynamical confinement
P. Alberto, M. Fiolhais, B. Golli +1
The Roper resonance is described in a chiral version of the chromodielectric model as a cluster of three quarks in radial-orbital configuration (1s)(2s), surrounded by …