HiggsTools: BSM scalar phenomenology with new versions of HiggsBounds and HiggsSignals

H Bahl, T Biekötter, S Heinemeyer, C Li… - Computer Physics …, 2023 - Elsevier
Abstract The codes HiggsBounds and HiggsSignals compare model predictions of BSM
models with extended scalar sectors to searches for additional scalars and to measurements …

[HTML][HTML] New physics effects on the W-boson mass from a doublet extension of the SM Higgs sector

H Bahl, J Braathen, G Weiglein - Physics Letters B, 2022 - Elsevier
Recently, the CDF collaboration has reported a new precision measurement of the W-boson
mass, MW, showing a large deviation from the value predicted by the Standard Model (SM) …

Scotogenic explanation for the 95 GeV excesses

P Escribano, V Martín Lozano, A Vicente - Physical Review D, 2023 - APS
Several hints of the presence of a new state at about 95 GeV have been observed recently.
The CMS and ATLAS Collaborations have reported excesses in the diphoton channel at …

The flavourful present and future of 2HDMs at the collider energy frontier

O Atkinson, M Black, C Englert, A Lenz, A Rusov… - Journal of High Energy …, 2022 - Springer
A bstract We study the intersection of flavour and collider physics for Two-Higgs-Doublet
models of Type I and II. Drawing from the flavour precision-LHC exotics search …

New constraints on extended Higgs sectors from the trilinear Higgs coupling

H Bahl, J Braathen, G Weiglein - Physical Review Letters, 2022 - APS
The trilinear Higgs coupling λ hhh is crucial for determining the structure of the Higgs
potential and for probing possible effects of physics beyond the standard model. Focusing …

MUonE, muon and electroweak precision constraints within 2HDMs

O Atkinson, M Black, C Englert, A Lenz, A Rusov - Physical Review D, 2022 - APS
Two Higgs doublet models (2HDMs) are attractive scenarios for physics beyond the
Standard Model. In particular, lepton-specific manifestations remain contenders to explain …

BSM reach of four-top production at the LHC

Anisha, O Atkinson, A Bhardwaj, C Englert, W Naskar… - Physical Review D, 2023 - APS
Many scenarios of beyond the Standard Model (BSM) physics give rise to new top-philic
interactions that can be probed at proton machines such as the Large Hadron Collider …

[HTML][HTML] On the two-loop BSM corrections to in the aligned THDM

G Degrassi, P Slavich - The European Physical Journal C, 2023 - Springer
We compute the two-loop BSM contributions to the\(h\longrightarrow\gamma\gamma\) decay
width in the aligned THDM. We adopt the simplifying assumptions of vanishing EW gauge …

[HTML][HTML] Persistent homology of collider observations: When (w) hole matters

J Beuria - Physics Letters B, 2023 - Elsevier
Topological invariants have played a fundamental role in the advancement of theoretical
high energy physics. Physicists have used several kinematic techniques to distinguish new …

Cosmic QCD transition for large lepton flavor asymmetries

MM Middeldorf-Wygas, IM Oldengott, D Bödeker… - Physical Review D, 2022 - APS
We study the impact of large lepton flavor asymmetries on the cosmic QCD transition.
Scenarios of unequal lepton flavor asymmetries are observationally almost unconstrained …