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In this work, we study the renormalization-group evolution of parameters in the three-dimensional effective field theory (3D EFT) that describes the thermally driven electroweak phase transition of the Higgs field. We consider tree-level…

High Energy Physics - Phenomenology · Physics 2026-03-18 Mikael Chala , Andrii Dashko , Guilherme Guedes

The couplings of axion-like particles are probed by different experiments across a huge range of energy scales. Accordingly, a consistent analysis of the corresponding constraints requires the use of the renormalization group equations. We…

High Energy Physics - Phenomenology · Physics 2023-06-23 Mikael Chala , Guilherme Guedes , Maria Ramos , Jose Santiago

The conventional oblique parameters analyses of precision electroweak data can be consistently cast in the modern framework of the Standard Model effective field theory (SMEFT) when restrictions are imposed on the SMEFT parameter space so…

High Energy Physics - Phenomenology · Physics 2016-07-20 James D. Wells , Zhengkang Zhang

We explore the impact of Renormalisation Group (RG) effects in the Standard Model Effective Field Theory (SMEFT) interpretations of LHC measurements. We implement the RG running and mixing for the Wilson coefficients as obtained from the…

High Energy Physics - Phenomenology · Physics 2023-03-21 Rafael Aoude , Fabio Maltoni , Olivier Mattelaer , Claudio Severi , Eleni Vryonidou

The Standard Model Effective Field Theory (SMEFT) offers a powerful theoretical framework for parameterizing the low-energy effects of heavy new particles with masses far above the scale of electroweak symmetry breaking. Additional light…

High Energy Physics - Phenomenology · Physics 2021-06-17 Anne Mareike Galda , Matthias Neubert , Sophie Renner

Global interpretations of particle physics data within the framework of the Standard Model Effective Field Theory (SMEFT), including their matching to UV-complete models, involve energy scales potentially spanning several orders of…

High Energy Physics - Phenomenology · Physics 2025-03-03 Jaco ter Hoeve , Luca Mantani , Alejo N. Rossia , Juan Rojo , Eleni Vryonidou

We study Radiative Electroweak Symmetry Breaking in the Minimal Supersymmetric Standard Model (MSSM). We employ the 2-loop Renormalization Group equations for running masses and couplings taking into account sparticle threshold effects. The…

High Energy Physics - Phenomenology · Physics 2007-05-23 K. Tamvakis

With no direct evidence for new physics at the TeV scale, deviations from the Standard Model (SM) can be explored systematically through Effective Field Theories (EFTs) such as the Standard Model EFT (SMEFT). SMEFT extends the SM by…

High Energy Physics - Experiment · Physics 2026-02-04 Dongwon Kim

The complete set of one-loop anomalous dimensions for general Effective Field Theories (EFTs) is derived using on-shell methods. Combined with previous findings for the bosonic sector, the obtained results conclude the computation of the…

High Energy Physics - Phenomenology · Physics 2025-12-19 Jason Aebischer , Luigi C. Bresciani , Nudzeim Selimovic

We study Radiative Electroweak Symmetry Breaking in the Minimal Supersymmetric Standard Model (MSSM). We employ the 2-loop Renormalization Group equations for running masses and couplings taking into account sparticle threshold effects. The…

High Energy Physics - Phenomenology · Physics 2009-09-24 A. Dedes , A. B. Lahanas , K. Tamvakis

We study implications of the four-fermion semileptonic operators at the low-energy and at electroweak (EW) scale in the framework of Standard Model Effective Field Theory (SMEFT). We show how the renormalization group (RG) running effects…

High Energy Physics - Phenomenology · Physics 2022-02-09 Jacky Kumar

We study how the recent ATLAS and CMS Higgs mass bounds affect the renormalization group running of the physical parameters in universal extra dimensions. Using the running of the Higgs self-coupling constant, we derive bounds on the cutoff…

High Energy Physics - Phenomenology · Physics 2015-06-03 Mattias Blennow , Henrik Melbeus , Tommy Ohlsson , He Zhang

Sterile neutrinos are well-motivated beyond the Standard Model (BSM) particles. The Standard Model Effective Field Theory (SMEFT) augmented with these new fields is known as the $\nu$SMEFT. We present the first code for solving the…

High Energy Physics - Phenomenology · Physics 2024-11-12 Jason Aebischer , Tejhas Kapoor , Jacky Kumar

The one-loop renormalization of the action for a set Dirac fermions and a set of scalars spanning an arbitrary manifold coupled via Yukawa-like and gauge interactions is presented. The computation is performed with functional methods and in…

High Energy Physics - Phenomenology · Physics 2018-02-21 R. Alonso , K. Kanshin , S. Saa

The renormalization group equations (RGEs) in Standard Model effective theory are usually either solved analytically, neglecting the scale dependence of gauge and Yukawa couplings, or numerically without such approximations. We present…

High Energy Physics - Phenomenology · Physics 2018-08-01 Andrzej J. Buras , Martin Jung

The next goalpost in precision calculations for physics beyond the Standard Model is determining the two-loop renormalization group (RG) equations in the Standard Model Effective Field Theory (SMEFT). We progress towards this goal by…

High Energy Physics - Phenomenology · Physics 2025-04-09 Lukas Born , Javier Fuentes-Martín , Sandra Kvedaraitė , Anders Eller Thomsen

Axions and axion-like particles (ALPs) are ubiquitous in popular attempts to solve supercalifragilisticexpialidocious puzzles of Nature. A widespread and vivid experimental programme spanning a vast range of mass scales and decades of…

High Energy Physics - Phenomenology · Physics 2023-08-31 Christophe Grojean , Jonathan Kley , Chang-Yuan Yao

We present a combined analysis of LHC Higgs data (signal strengths) together with LEP-2 WW production measurements. To characterize possible deviations from the Standard Model (SM) predictions, we employ the framework of an Effective Field…

High Energy Physics - Phenomenology · Physics 2016-01-13 Adam Falkowski , Martin Gonzalez-Alonso , Admir Greljo , David Marzocca

We show that it is essential to include renormalisation group (RG) effects for determining the SMEFT parameter space consistent with the CDF W-mass anomaly at the matching scale. This is because operators that are only weakly…

High Energy Physics - Phenomenology · Physics 2022-04-29 Rick S. Gupta

The renormalization of composite operators is a fundamental aspect of quantum field theory, relevant for the description of phase transitions and high energy phenomenology. We calculate the anomalous dimensions of a large set of operators…

High Energy Physics - Theory · Physics 2026-01-06 Johan Henriksson , Stefanos R. Kousvos , Jasper Roosmale Nepveu
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