eta nucleus optical potential in a chiral unitary approach
arXiv:hep-ph/0211285 · doi:10.1016/S0375-9474(03)01147-3
Abstract
The self-energy of an eta in a nuclear medium is calculated in a chiral unitary model, and applied to eta states in nuclei. Our calculation predicts an attractive eta nucleus optical potential which can accommodate many eta bound states in different nuclei.
4 pages, 2 figures, Talk given at the XVI International Conference on Particles and Nuclei