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2011-03-22
Duality violations in hadronic tau decays and the value of alpha_s
Diogo BoitoOscar CataMaarten GoltermanMatthias JaminKim MaltmanJames OsborneSantiago Peris
文献摘要
We discuss the quantitative impact of duality violations on the determination of the strong coupling constant from hadronic tau decays, based on a preliminary analysis of OPAL data.
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