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Particle physics

Search for neutrinoless double-β decay

Neutrinos are much lighter than the other constituents of matter. One explanation for this could be that neutrinos are their own antiparticles and belong to a new class of 'Majorana' particle. An experiment sets strong constraints on this scenario.

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Figure 1: Hunting for Majorana neutrinos.


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Correspondence to Giorgio Gratta.

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Particle physics: The hunt for Majorana neutrinos hots up

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Gratta, G. Search for neutrinoless double-β decay. Nature 538, 48–49 (2016).

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