A set of top quark spin correlation and polarization observables for the LHC: Standard Model predictions and new physics contributions

W Bernreuther, D Heisler, ZG Si - Journal of High Energy Physics, 2015 - Springer
A bstract We consider top-antitop quark (\(t\overline {t}\)) production at the Large Hadron
Collider (LHC) with subsequent decay into dileptonic and lepton plus jets final states. We …

Quark-gluon vertex: A perturbation theory primer and beyond

R Bermudez, L Albino, LX Gutiérrez-Guerrero… - Physical Review D, 2017 - APS
There has been growing evidence that the infrared enhancement of the form factors defining
the full quark-gluon vertex plays an important role in realizing a dynamical breakdown of …

New estimate of the chromomagnetic dipole moment of quarks in the standard model

AI Hernández-Juárez, A Moyotl… - The European Physical …, 2021 - Springer
A new estimate of the one loop contributions of the standard model to the chromomagnetic
dipole moment (CMDM) ̂ μ _q (q^ 2) μ^ q (q 2) of quarks is presented with the aim to …

Flavor violation in chromo- and electromagnetic dipole moments induced by gauge bosons and a brief revisit of the Standard Model

JI Aranda, D Espinosa-Gómez, J Montaño… - Physical Review D, 2018 - APS
The electromagnetic dipole moments of the tau lepton and the chromoelectromagnetic
dipole moments of the top quark are estimated via flavor-changing neutral currents …

Probing top quark anomalous moments in boson associated single top quark production at the LHC using polarization and spin correlation

R Rahaman, A Subba - Physical Review D, 2023 - APS
We study the W boson associated single top quark production at the Large Hadron Collider
to probe anomalous chromomagnetic and chromoelectric moments of the top quark with the …

Revisiting the top quark chromomagnetic dipole moment in the SM

JI Aranda, T Cisneros-Pérez, J Montaño… - The European Physical …, 2021 - Springer
We revisit the anomalous chromomagnetic dipole moment in the Standard Model and show
that its triple gluon vertex contribution, with the on-shell gluon (\({q^{2}}= 0\)), generates an …

Chromomagnetic and chromoelectric dipole moments of quarks in the reduced 331 model

AI Hernández-Juárez, G Tavares-Velasco… - Chinese Physics …, 2021 - iopscience.iop.org
The one-loop contributions to the chromomagnetic dipole moment and electric dipole
moment of the top quark are calculated within the reduced 331 model (RM331) for non-zero …

Chromomagnetic and chromoelectric dipole moments of the top quark in the fourth-generation THDM

AI Hernández-Juárez, G Tavares-Velasco, A Moyotl - Physical Review D, 2018 - APS
The chromomagnetic dipole moment (CMDM) and chromoelectric dipole moment (CEDM) of
the top quark are calculated at the one-loop level in the framework of the two-Higgs doublet …

Chromomagnetic dipole moment of the top quark in the Bestest Little Higgs model

JI Aranda, T Cisneros-Pérez, E Cruz-Albaro… - arXiv preprint arXiv …, 2021 - arxiv.org
We calculate the chromomagnetic dipole moment of the top quark, $\hat {\mu} _t $, in the
context of the Bestest Little Higgs model. This extension of the Standard Model aims to solve …

Off-shell chromomagnetic dipole moments of light quarks in the SM at and beyond the gauge boson mass scale

J Montano-Dominguez, B Quezadas-Vivian… - … Journal of Modern …, 2023 - World Scientific
The anomalous chromomagnetic dipole moment, with the gluon off-shell, of the Standard
Model (SM) light quarks (u, d, s, c and b), at the Z gauge boson mass scale, is computed by …