Chiral Symmetry and the Pion Mass
- 22 July 1968
- journal article
- research article
- Published by American Physical Society (APS) in Physical Review Letters
- Vol. 21 (4), 241-242
- https://doi.org/10.1103/physrevlett.21.241
Abstract
The realization of chiral SU(2) ⊗ SU(2) symmetry by nonlinear field transformations is considered from the standpoint of axiomatic field theory. We show that the communication relations of chiral symmetry are incompatible with the assumption that the pion has nonzero mass.Keywords
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