Three-body interactions among nucleons and pions

1992/09/20 by Steven Weinberg · 10 citations
Physics and Astronomy · #High-Energy Particle Collisions Research #Nuclear physics research studies #Quantum Chromodynamics and Particle Interactions #hep-ph #nucl-th

paper · pdf · doi:10.1016/0370-2693(92)90099-p

published as Phys.Lett. B295 (1992) 114-121 · 16 pages plus four figures, LATEX, Texas preprint UTTG-11-92

arxiv created 1992/09/20 · openalex publication_date 1992/11/01 · arxiv updated 2009/11/30 · openalex created_date 2016/06/24 · openalex updated_date 2026/07/28

Abstract

A chiral invariant effective Lagrangian may be used to calculate the three-body interactions among low-energy pions and nucleons in terms of known parameters. This method is illustrated by the calculation of the pion-nucleus scattering length.

Cited by

• Chiral symmetry and QCD sum rules for the nucleon mass in matter
• Systematic power counting in cutoff effective field theories for nucleon-nucleon interactions and the equivalence with PDS
• Effective field theory with dibaryon degrees of freedom
• The polarizability of the deuteron
• Threshold pp→ppπ0 up to one-loop accuracy
• Nonrelativistic pion interactions and the pionium lifetime
• Nucleon-nucleon interaction and isospin violation
• Parity violation in effective field theory and the deuteron anapole moment
• Renormalization of the 1S0 one-pion-exchange NN interaction in presence of derivative contact interactions
• Effective field theory calculations of NN → NNπ