The impact of R measurements on the para
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M. Steinhauser
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Article
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2004
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Elsevier Science
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English
โ 567 KB
The impact of precise measurements of a(e+e ---+ hadrons) in the center-of-mass range between 3 and 12 GeV on the determination of parameters of the Standard Model is discussed. In particular we discuss the determination of the charm and bottom quark masses and the possible improvements on the extra