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 — preprints:1995:ttp95-31 [2016/03/17 11:03] (current) Line 1: Line 1: + ====== TTP95-31 On the Corrections to Dashen'​s Theorem ====== + + + <​hidden TTP95-31 ​ On the Corrections to Dashen'​s Theorem > The electromagnetic corrections to the masses of the pseudoscalar + ​mesons $\pi$ and $K$ are considered. We calculate in chiral + ​perturbation theory the contributions which arise from resonances + ​within a photon loop at order $O(e^2 m_q)$. + ​Within this approach we find rather moderate deviations to Dashen'​s + ​ + |**Robert Baur and  Res Urech** ​ | + |** Phys. Rev. D53 6552--6557 1996  **  | + | {{preprints:​1995:​ttp95-31.pdf|PDF}} {{preprints:​1995:​ttp95-31.ps|PostScript}} [[http://​arxiv.org/​abs/​hep-ph/​9508393|arXiv]] ​  | + | |