Physics – High Energy Physics – High Energy Physics - Phenomenology
Scientific paper
2008-08-15
Physics
High Energy Physics
High Energy Physics - Phenomenology
3 pages
Scientific paper
We all know that in our family of particle physics we have three generations but still don't know why - the so-called "family problem". On other hand, in view of the masses and oscillations, the neutrinos now present some basic difficulty in the Standard Model. In this note, I propose that on top of the SU_c(3) \times SU(2) \times U(1) standard model there is an SU_f (3) extension - a simple SU_c(3) \times SU(2) \times U(1) \times SU_f (3) extended standard model. The family gauge bosons (familons) are massive through the so-called "colored" Higgs mechanism while the remaining Higgs particles are also massive. The three neutrinos, the electron-like, muon-like, and tao-like neutrinos, form the basic family triplets. Hopefully all the couplings to the "visible" matter are through the neutrinos, explaining why dark matter (25 %) is more than visible matter (5 %) in our Universe.
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