We study the effects of renormalisation group running of the Wilson coefficients in Standard Model Effective Field Theory, using the process pp -> t (t) over barh as a showcase. We consider both strong and top Yukawa running effects, since the latter can be relevant in presence of large Wilson coefficients. We study the difference between the use of a dynamical and fixed renormalisation scale by exploring different scenarios for the higher-dimensional operators at the high energy scale of new physics, assumed to be at the TeV scale.
Renormalisation group running effects in $$pp\rightarrow t{\bar{t}}h$$ in the Standard Model Effective Field Theory
Di Noi, Stefano;Groeber, Ramona
2024
Abstract
We study the effects of renormalisation group running of the Wilson coefficients in Standard Model Effective Field Theory, using the process pp -> t (t) over barh as a showcase. We consider both strong and top Yukawa running effects, since the latter can be relevant in presence of large Wilson coefficients. We study the difference between the use of a dynamical and fixed renormalisation scale by exploring different scenarios for the higher-dimensional operators at the high energy scale of new physics, assumed to be at the TeV scale.File in questo prodotto:
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