Precision calculations in BR(anti-B --> Xs gamma)
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✦ hep-ph
keywords
calculationsgammaaccuracyanti-bbrieflycurrentdecaynext-to-next-to-leading-order
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We briefly summarize the current status of perturbative calculations at next-to-next-to-leading-order (NNLO) accuracy in the \bar{B}\to X_s\gamma decay rate as well as that of non-perturbative power-corrections.
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