Are Pions Perturbative in Effective Field Theory?

Abstract

It is shown that pions can be included perturbatively into effective field theory only for the external momenta, well below the pion mass. But for such low energies it is not necessary to include pions explicitly.

10 pages, 4 figures. More details included, different arguments given

References in corpus (1)

• What is Renormalization?

Cited by in corpus (4)

• Nuclear effective field theory: status and perspectives
• Chiral perturbation theory for heavy hadrons and chiral effective field theory for heavy hadronic molecules
• The Theory of Parity Violation in Few-Nucleon Systems
• Taking dibaryon fields seriously