2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/82780A finite-dimensional matrix model for the nucleon-nucleon cross section operator is used to calculate the dispersive correction to nucleon-nucleus total cross sections, and the leading terms in its expansion in the number of inelastic transitions in the high-energy limit where the longitudnal momentum transfers can be ignored.9 pages, Latex, 2 eps figuresNuclear TheoryHigh Energy Physics - Phenomenologytext