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Scalar \(\sigma\) meson via chiral and crossing dynamics

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Abstract.

We show that the non-strange scalar \(\sigma\) meson, as now reported in the 1996 PDG tables, is a natural consequence of crossing symmetry as well as chiral dynamics for both strong interaction low energy \(\pi\pi\) scattering and also \(K \to 2\pi\) weak decays.

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Authors and Affiliations

  1. TRIUMF, 4004 Wesbrook Mall, Vancouver, BC, V6T 2A3, Canada , , , , , , CA

    M.D. Scadron

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  1. M.D. Scadron
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Received: 13 March 1998 / Published online: 15 June 1998

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Scadron, M. Scalar \(\sigma\) meson via chiral and crossing dynamics. Eur. Phys. J. C 6, 141–145 (1999). https://doi.org/10.1007/PL00021613

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  • DOI: https://doi.org/10.1007/PL00021613

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