Temperature Dependence of η and η^(prime) Masses
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✦ hep-ph
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primedependencemassestemperatureanglebathheatinvestigate
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We investigate the temperature dependence of \eta and \eta^{\prime} masses due to scatterings from thermal pions in a heat bath using the non-linear sigma model. We show that mass shifts of \eta and \eta^{\prime} and the shift in the mixing angle are negligible.
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