22 January 2026
Physics Department Sapienza University
Europe/Rome timezone

The search for neutrinoless double beta decay

22 Jan 2026, 17:30
40m
Conversi (Physics Department Sapienza University)

Conversi

Physics Department Sapienza University

Speaker

Claudia Tomei (Istituto Nazionale di Fisica Nucleare)

Description

Since the discovery of neutrino oscillations, the search for neutrinoless double beta decay stands among the highest priorities for understanding the nature of neutrinos and the origin of their mass.
The experimental observation of this lepton-number-violating process, only hypothesised so far, world demonstrate that neutrinos are Majorana fermions, equal to their own antiparticles.
This in turn would represent a manifest signature of physics beyond the Standard Model.
The experimental strategy adopted for the search of the elusive neutrinoless double beta decay has seen a significant evolution over the past 30 years. In this talk, I will discuss the main aspects of the double beta decay process and give an overview of the experimental techniques that are exploited to search for this rare decay. I will review the status and prospects of the new generation of experiments being promoted by
experimental groups around the world.

Presentation materials

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