Elsevier

Physics Letters B

Volume 148, Issues 4–5, 29 November 1984, Pages 253-256
Physics Letters B

Medium corrections to inelastic π+/π cross section ratios

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Abstract

We show that an effective δ-N interaction, constrained by elastic pion scattering and by the observed π+/gp ratios for proton knock-out near the 3−3 resonance, modifies isospin mixing coefficients extracted from the π+ cross section ratio to nuclear particle-hole states.

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This work is supported in part through funds provided by the US Department of Energy (DOE) under contract DE-AC02-76ER03069.

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