Master integrals for double real radiation emission in heavy-to-light quark decay

Abstract We evaluate analytically the master integrals for double real radiation emission in the $$b \rightarrow u W^*$$ b→uW∗ decay, where b and u are a massive and massless quark, respectively, while $$W^{*}$$ W∗ is an off-shell charged weak boson. Since the W boson can subsequently decay in a lep...

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Bibliographic Details
Main Authors: Roberto Bonciani, Alessandro Broggio, Leandro Cieri, Andrea Ferroglia
Format: Article
Language:English
Published: SpringerOpen 2018-08-01
Series:European Physical Journal C: Particles and Fields
Online Access:http://link.springer.com/article/10.1140/epjc/s10052-018-6157-6