WIMPs in a 3-3-1 model with heavy Sterile neutrinos
JK Mizukoshi, CA de S. Pires, FS Queiroz… - Physical Review D …, 2011 - APS
In this work we build a gauge model based on the SU (3) c⊗ SU (3) L⊗ U (1) N symmetry
with heavy neutrinos and show that we can have two weakly interacting cold dark matter …
with heavy neutrinos and show that we can have two weakly interacting cold dark matter …
Constraining the mass in 331 models using direct dark matter detection
S Profumo, FS Queiroz - The European Physical Journal C, 2014 - Springer
We investigate a so-called 331 extension of the Standard Model gauge sector which
accommodates neutrino masses and where the lightest of the new neutral fermions in the …
accommodates neutrino masses and where the lightest of the new neutral fermions in the …
The charm of 331
AJ Buras, P Colangelo, F De Fazio… - Journal of High Energy …, 2021 - Springer
A bstract We perform a detailed analysis of flavour changing neutral current processes in the
charm sector in the context of 331 models. As pointed out recently, in the case of Z …
charm sector in the context of 331 models. As pointed out recently, in the case of Z …
Search for W' bosons decaying to a top and a bottom quark in leptonic final states in proton-proton collisions at = 13 TeV
CMS collaboration - arXiv preprint arXiv:2310.19893, 2023 - arxiv.org
A search for W'bosons decaying to a top and a bottom quark in final states including an
electron or a muon is performed with the CMS detector at the LHC. The analyzed data …
electron or a muon is performed with the CMS detector at the LHC. The analyzed data …
[HTML][HTML] Matter-parity as a residual gauge symmetry: Probing a theory of cosmological dark matter
We discuss a non-supersymmetric scenario which addresses the origin of the matter-parity
symmetry, PM=(− 1) 3 (B− L)+ 2 s, leading to a viable Dirac fermion dark matter candidate …
symmetry, PM=(− 1) 3 (B− L)+ 2 s, leading to a viable Dirac fermion dark matter candidate …
Excluding the light dark matter window of a 331 model using LHC and direct dark matter detection data
D Cogollo, AX Gonzalez-Morales… - … of Cosmology and …, 2014 - iopscience.iop.org
We sift the impact of the recent Higgs precise measurements, and recent dark matter direct
detection results, on the dark sector of an electroweak extension of the Standard Model that …
detection results, on the dark sector of an electroweak extension of the Standard Model that …
[HTML][HTML] Bounds on quark mixing, MZ′ and Z− Z′ mixing angle from flavor changing neutral processes in a 3-3-1 model
V Oliveira, CAS Pires - Physics Letters B, 2023 - Elsevier
Meson and anti-meson mixing processes constitute an important source of constraints on
models that give tree level contributions to flavor violating neutral processes. In electroweak …
models that give tree level contributions to flavor violating neutral processes. In electroweak …
[HTML][HTML] On the role of LHC and HL-LHC in constraining flavor changing neutral currents
AS de Jesus, S Kovalenko, TB de Melo, JP Neto… - Physics Letters B, 2024 - Elsevier
Abstract The Standard Model has no Flavor-Changing Neutral Current (FCNC) processes at
the tree level. Therefore, processes featuring FCNC in new physics are tightly constrained …
the tree level. Therefore, processes featuring FCNC in new physics are tightly constrained …
Novel sources of Flavor Changed Neutral Currents in the 331RHN model
D Cogollo, FS Queiroz, PR Teles… - The European Physical …, 2012 - Springer
Abstract Sources of Flavor Changed Neutral Currents (FCNC) emerge naturally from a well
motivated framework called 3-3-1 with right-handed neutrinos model, 331 RHN for short …
motivated framework called 3-3-1 with right-handed neutrinos model, 331 RHN for short …
Bounds on from 3-3-1 model at the LHC energies
YA Coutinho, VS Guimarães, AA Nepomuceno - Physical Review D—Particles …, 2013 - APS
The Large Hadron Collider will restart with higher energy and luminosity in 2015. This
achievement opens the possibility of discovering new phenomena hardly described by the …
achievement opens the possibility of discovering new phenomena hardly described by the …