Electromagnetic properties of hadrons via the u-d mass difference and direct photon exchange
classification
✦ hep-ph
keywords
differenceelectromagneticmasscoleman-glashowdemonstratedirecteffectsestimate
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We demonstrate that a $u-d$ mass difference (which we estimate to be about 4 MeV) within quantum loops, can reproduce the effects of the Coleman-Glashow electromagnetic tadpole operator.
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