An effective field theory approach to the QCD corrections to the large-m_t Zbbar b vertex
classification
✦ hep-ph
keywords
correctionseffectivefieldlarge-theoryvertexapproachcontribution
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Using effective field theory techniques we discuss the QCD corrections to the large-$m_t$ contributions to the process $Z\rightarrow b \bar b$. In particular we obtain the $\a$ correction to the non-universal $\log m_t$ contribution to the $Zb\bar b$ vertex.
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