22–27 Sept 2024
Maison des Congrès
Europe/Zurich timezone

Influence of additional dimension-4 scalar operators on asymptotic safety in the Litim-Sannino model

23 Sept 2024, 15:10
20m
Maison des Congrès

Maison des Congrès

Chem. des Grandes Isles 7, 1865 Ormont-Dessus Les Diablerets Switzerland

Speaker

Alfiia Mukhaeva

Description

We consider a four-dimensional $SU(N_c)$ gauge theory coupled to $N_f$ species of color fermions and $N_f^2$ colorless scalars. Compared to previous studies, we have included all possible trilinar and quartic scalar operators. In the regime where asymptotic freedom is absent, we determine all interacting fixed points using perturbation theory up to three loop in the gauge and two loop in the Yukawa and scalar couplings. We compared these results with those obtained previously \cite{Bednyakov:2023asy} without adding additional scalar operators. Moreover classical and quantum stability of the vacuum is discussed as well as the spectrum of anomalous dimensions of various operators.

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