Abstract
TheSU(3) flavour structure of ι(1460) is exploited to seek consistency between vector meson dominance and anomalous Ward identities. Our analysis shows that a minimum of 10 to 20% breaking in nonet symmetry is necessary to get an overall fit with the radiative rates of low-lying η and η′.
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Basu, S., Bagchi, B. Nonet symmetry, anomalous Ward identities and meson-gluonium mixing. Z. Phys. C - Particles and Fields 37, 69–76 (1987). https://doi.org/10.1007/BF01442069
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DOI: https://doi.org/10.1007/BF01442069