Conveners
Parallel Session I.2
- Andreas Trautner
An extra-dimensional extension of the standard model is presented. It displays a flavor $A_4$ symmetry among the three generations of fermions at the high energy regime. The model offers a symmetrical origin to quark and lepton mixings in a unified framework. The neutrino masses in the model emerge at one loop in a scotogenic fashion. The minimalist set up of the model is highly predictive and...
Stringent constraints on the interactions of dark matter with the Standard Model suggest that dark matter does not take part in gauge interactions. In this regard, the possibility of communicating between the visible and dark sectors via gauge singlets seems rather natural. We consider a framework where the dark matter talks to the Standard Model through its coupling to sterile neutrinos,...
I will discuss a flavoured dark matter (DM) model set up in the so called Dark Minimal Flavour Violation (DMFV) framework. The model extends the Standard Model by a DM flavour triplet and a scalar mediator, through which the new dark fermions couple to right-handed up-type quarks. This interaction is governed by a new coupling matrix which is assumed to constitute the only new source of...
Models with two or more scalar doublets with discrete or global symmetries can have vacua with vanishing vacuum expectation values in the bases where symmetries are imposed. If a suitable symmetry stabilises such vacua, these models may lead to interesting dark matter (DM) candidates, provided that the symmetry prevents couplings among the DM candidates and the fermions. We analyse...