It is shown that the effects of the nuclear medium on the pion propagator and the renormalization of the πNN interaction, described in terms of excitation of virtual isolar-hole pairs can enhance the predicted absorption rates for pions at threshold to values close to the empirical ones.
|Original language||English (US)|
|Number of pages||4|
|Journal||"Physics Letters, Section B: Nuclear, Elementary Particle and High-Energy Physics"|
|State||Published - 1980|
All Science Journal Classification (ASJC) codes
- Nuclear and High Energy Physics