Hard spectator-scattering in B -> pi pi decays at NNLO
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We compute the 1-loop (NNLO) corrections to hard spectator-scattering in tree-dominated hadronic B decays. Depending on the values of hadronic input parameters the corrections are shown to have a significant impact on the B -> pi pi branching fractions.
4 pages, uses PoS.cls (included). Contribution to the proceedings of the International Europhysics Conference on High Energy Physics, July 21st - 27th, 2005, Lisboa, Portugal
4 pages, uses PoS.cls (included). Contribution to the proceedings of the International Europhysics Conference on High Energy Physics, July 21st - 27th, 2005, Lisboa, Portugal