Prospects for a 100-ton scale neutrino-less double-beta decay at DUNE.

14 Jul 2021, 14:30
15m
Track F (Zoom)

Track F

Zoom

talk Neutrino Physics Neutrinos

Speaker

Fernanda Psihas (Fermi National Accelerator Laboratory)

Description

The DUNE physics program primarily focuses on signals in the GeV energy range. In recent years, DUNE's potential as a low-energy experiment has been fruitfully explored, specifically regarding its sensitivity to signals as low as 5-10 MeV such as those associated with supernova burst and solar neutrinos. In this presentation I discuss the requirements and modifications that could extend DUNE's sensitivity to energies as low as 2MeV and would enable us to further expand DUNE's physics program to searches for neutrino-less double-beta decay in xenon-doped liquid argon at the multi-ton scale. I will present the modifications we propose with corresponding sensitivity estimates for 𝑚/𝑏𝑒𝑡𝑎/𝑏𝑒𝑡𝑎 measurements beyond the inverted hierarchy region, and describe the rich and diverse R&D program that this research avenue would open for DUNE.

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Authors

Andrew Mastbaum (Fermi National Accelerator Laboratory) Fernanda Psihas (Fermi National Accelerator Laboratory) Joseph Zennamo (Fermi National Accelerator Laboratory)

Presentation materials