Estimate of α_s(m_Z) in sum rules for bottomonium
classification
✦ hep-ph
keywords
alpharulesbottomoniumconstantsestimateheavyleptoniclevels
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The value of $\alpha_s(m_Z)=0.106\pm 0.005$ is obtained in a scheme of sum rules for the leptonic constants of the vector $nS$-levels in the heavy $(\bar b b)$-quarkonium.
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