NNLO QCD corrections to the m_c dependent matrix elements in B -> X_s gamma

2007/12/11 by Boughezal, Radja
#FOS: Physical sciences #High Energy Physics - Phenomenology (hep-ph)

paper · doi:10.48550/arxiv.0712.1676

Abstract

Recent developements in the calculation of the NNLO QCD corrections to the charm quark mass dependent matrix elements in B -> X_s gamma are reported. Special emphasis is put on the new results of the virtual O(alpha_s²) fermionic contribution to these matrix elements [1].

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