Effective theory with dibaryons and perturbative pions

Abstract

We discuss a role of dibaryon fields in an effective field theory to study pion cloud effect around the unitary limit of two nucleon systems at low energies.

Comments: 5 pages, contribution to The 20th International IUPAP Conference on Few-Body Problems in Physics (FB20), Fukuoka International Congress Center, Japan, August 20-25, 2012