Large detectors for rare event searches

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Abstract/Contents

Abstract
In the last few decades, neutrinos proved to be an extremely rich field to explore physics beyond the Standard Model (SM). In particular, neutrino oscillations are the first substantial phenomenon not predicted by this current framework and represent a major success in this field. Nevertheless, our knowledge on this elusive particle is still lacking of fundamental pieces, such as its mass and nature, which could explain, for example, the origin of the matter/antimatter asymmetry we observe today. Neutrinoless double beta decay (0νββ) is a nuclear process that, if observed, could answer these crucial open questions. These increasingly challenging measurements require dedicated detectors specifically designed for the ultimate physics goal. In this thesis, I'll describe how the physics reach constrains the detector design. To do this, I'll focus on two projects I worked on: the first one is an exploratory study of a novel concept of liquid scintillator detector employing segmented optics, while the second is the design and characterization of two instrumentation setups deployed in liquid xenon. The latter is part of the R&D effort of nEXO, a tonne-scale time projection chamber filled with 90% enriched 136Xe aimed to improve the sensitivity to 0νββ.

Description

Type of resource text
Form electronic resource; remote; computer; online resource
Extent 1 online resource.
Place California
Place [Stanford, California]
Publisher [Stanford University]
Copyright date 2023; ©2023
Publication date 2023; 2023
Issuance monographic
Language English

Creators/Contributors

Author Dalmasson, Jacopo
Degree supervisor Gratta, Giorgio
Thesis advisor Gratta, Giorgio
Thesis advisor Graham, Peter W, 1951-
Thesis advisor Schwartzman, Ariel G
Degree committee member Graham, Peter W, 1951-
Degree committee member Schwartzman, Ariel G
Associated with Stanford University, School of Humanities and Sciences
Associated with Stanford University, Department of Physics

Subjects

Genre Theses
Genre Text

Bibliographic information

Statement of responsibility Jacopo Dalmasson.
Note Submitted to the Department of Physics.
Thesis Thesis Ph.D. Stanford University 2023.
Location https://purl.stanford.edu/gm128mr9901

Access conditions

Copyright
© 2023 by Jacopo Dalmasson
License
This work is licensed under a Creative Commons Attribution 3.0 Unported license (CC BY).

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