Pion Electromagnetic Mass Difference for Physical Pions
- 30 October 1967
- journal article
- research article
- Published by American Physical Society (APS) in Physical Review Letters
- Vol. 19 (18) , 1064-1067
- https://doi.org/10.1103/physrevlett.19.1064
Abstract
We compute the on-mass-shell electromagnetic mass difference , in a model consistent with chiral-algebra constraints and partial conservation of axial-vector currents, and find it to be logarithmically divergent. Some implications of this result are discussed.
Keywords
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