activity
20162023
most citedThe Z boson spin observables as messengers of new physics

29 citations · 129 across the 15 of their papers we have counts for

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14 papers · 1 filter

hep-ph2021★ 12 cited

On T violation in non-standard neutrino oscillation scenarios

Thomas Schwetz, Alejandro Segarra

We discuss time reversal (T) violation in neutrino oscillations in generic new physics scenarios. A general parameterization is adopted to describe flavour evolution, which capture…

hep-ph2021★ 12 cited

Model-independent test of T violation in neutrino oscillations

Thomas Schwetz, Alejandro Segarra

We propose a method to establish time reversal symmetry violation at future neutrino oscillation experiments in a largely model-independent way. We introduce a general parametrizat…

hep-ph2020★ 26 cited

Absolute neutrino mass and the Dirac/Majorana distinction from the weak interaction of aggregate matter

Alejandro Segarra, Jose Bernabeu

The 2-mediated force has a range of microns, well beyond the atomic scale. The effective potential is built from the t-channel absorptive part of the scattering amplitude and de…

hep-ph2019

Genuine and Matter-induced Components of the CPV Asymmetry for Neutrino Oscillations

Jose Bernabeu, Alejandro Segarra

These results represent the solution for the historical problem of the contamination by matter effects on the CPV Asymmetry for neutrino oscillations. Vacuum is CPT-symmetric and m…

hep-ph2019

Disentangling genuine from matter-induced CP violation in neutrino oscillations

Alejandro Segarra, Jose Bernabeu

We prove that, in any flavor transition, neutrino oscillation CP violating asymmetries in matter have two disentangled components: (a) a CPT-odd T-invariant term, non-vanishing iff…

hep-ph2019★ 11 cited

Do T asymmetries for neutrino oscillations in uniform matter have a CP-even component?

Jose Bernabeu, Alejandro Segarra

Observables of neutrino oscillations in matter have, in general, contributions from the effective matter potential. It contaminates the CP violation asymmetry adding a fake effect…