Threebody interactions among nucleons and pions
Abstract
A chiral invariant effective lagrangian may be used to calculate the threebody interactions among lowenergy pions and nucleons in terms of known parameters. This method is illustrated by the calculation of the pionnucleus scattering length.
 Publication:

Physics Letters B
 Pub Date:
 November 1992
 DOI:
 10.1016/03702693(92)90099P
 arXiv:
 arXiv:hepph/9209257
 Bibcode:
 1992PhLB..295..114W
 Keywords:

 High Energy Physics  Phenomenology;
 Nuclear Theory
 EPrint:
 16 pages plus four figures, LATEX, Texas preprint UTTG1192