Distinguishing Dirac from Majorana Heavy Neutrino at Future Lepton Colliders
High Energy Physics - Phenomenology
2025-01-20 v2
Abstract
We propose to identify whether a sterile neutrino is Dirac-type or Majorana-type by counting the peak of the rapidity distribution at lepton colliders. Our method requires only one charged-lepton tagging, and the nature of sterile neutrinos can be pinned down once they are confirmed.
Keywords
Cite
@article{arxiv.2403.06561,
title = {Distinguishing Dirac from Majorana Heavy Neutrino at Future Lepton Colliders},
author = {Qing-Hong Cao and Kun Cheng and Yandong Liu},
journal= {arXiv preprint arXiv:2403.06561},
year = {2025}
}
Comments
6 pages, 7 figures, matched to the published version