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20002026
most citedTheory and phenomenology of two-Higgs-doublet models

2.6k citations

Showing 2018 · hep-phShow all

6 papers · 2 filters

hep-ph2018★ 48 cited

One-loop contribution to dark matter-nucleon scattering in the pseudoscalar dark matter model

Duarte Azevedo, Mateusz Duch, Bohdan Grzadkowski +3

Recent dark matter (DM) direct searches place very stringent constraints on the possible DM candidates proposed in extensions of the Standard Model. There are however models where…

hep-ph2018★ 8 cited

Pseudoscalar decays to gauge bosons at the LHC and at a future 100 TeV collider

Abdesslam Arhrib, Rachid Benbrik, Jaouad El Falaki +2

We discuss the search for a CP-odd scalar decaying into gauge bosons in the framework of a CP-conserving two-Higgs doublet model (2HDM) and of a 2HDM extended with a vector-like qu…

hep-ph2018★ 32 cited

Testing scalar versus vector dark matter

Duarte Azevedo, Mateusz Duch, Bohdan Grzadkowski +3

We investigate and compare two simple models of dark matter (DM): a vector and a scalar DM model. Both models require the presence of two physical Higgs bosons and whic…

hep-ph2018★ 19 cited

Models with Extended Higgs Sectors at Future Colliders

Duarte Azevedo, Pedro Ferreira, M. Margarete Mühlleitner +2

We discuss the phenomenology of several Beyond the Standard Model (SM) extensions that include extended Higgs sectors. The models discussed are: the SM extended by a complex single…

hep-ph2018★ 28 cited

Electroweak vacuum lifetime in two Higgs doublet models

V. Branchina, F. Contino, P. M. Ferreira

We study the stability of neutral electroweak vacua in two Higgs doublet models, and calculate the lifetime of these states when the parameters are such that they are false vacua.…

hep-ph2018★ 21 cited

CP in the dark

Duarte Azevedo, P. M. Ferreira, M. Margarete Muhlleitner +3

We build a model containing two scalar doublets and a scalar singlet with a specific discrete symmetry. After spontaneous symmetry breaking, the model has Standard Model-like pheno…