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arxiv: 1202.6075 · v1 · pith:G6KX2A3Knew · submitted 2012-02-27 · ✦ hep-ph

Determination of the η-η^prime mixing angle

classification ✦ hep-ph
keywords primeangledecaylightmesonsmixingphotonaccurate
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We extract $\eta$-$\eta^\prime$ mixing angle and the ratios of decay constants of light pseudoscalar mesons $\pi^0$, $\eta$ and $\eta^\prime$ using recently available BaBar measurements on $\eta$-photon and $\eta^\prime$-photon transition form factors and more accurate experimental data for the masses and two-photon decay widths of the light pseduoscalar mesons.

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