First subleading power resummation for event shapes

We derive and analytically solve renormalization group (RG) equations of gauge invariant non-local Wilson line operators which resum logarithms for event shape observables τ at subleading power in the τ ≪ 1 expansion. These equations involve a class of universal jet and soft functions arising throug...

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Bibliographic Details
Main Authors: Moult, Ian, Zhu, Hua X, Zhu, Hua Xing, Stewart, Iain W, Vita, Gherardo
Other Authors: Massachusetts Institute of Technology. Center for Theoretical Physics
Format: Article
Language:English
Published: Springer Berlin Heidelberg 2018
Online Access:http://hdl.handle.net/1721.1/117364
https://orcid.org/0000-0003-0248-0979