Searches for light Dark Matter with Spherical Proportional Counters

Fuente: arXiv
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Main Authors: Knights, Patrick, Nikolopoulos, Konstantinos
Format: Preprint
Published: 2025
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author Knights, Patrick
Nikolopoulos, Konstantinos
author_facet Knights, Patrick
Nikolopoulos, Konstantinos
contents Elucidating the nature of dark matter is a key priority that would involve discovering new fundamental physics and is essential for understanding the structure and evolution of the universe. Despite the decades-long ever-more-sensitive searches, the particle content of dark matter remains elusive. Direct searches for dark matter candidates, to-date, focused mainly on candidates in the 10 GeV to 1 TeV, however, more recently lighter candidates with sub-GeV mass have been brought to the spotlight. This is an experimentally challenging mass region, which remains largely uncharted. The spherical proportional counter is a new type of gaseous detector which exhibits several features that make it ideally suited for the exploration of this mass range. In this article the invention and development of the spherical proportional counter are presented, its applications in the search for particle dark matter and beyond are reviewed, and possible future directions are discussed.
format Preprint
id arxiv_https___arxiv_org_abs_2502_11870
institution arXiv
publishDate 2025
record_format arxiv
spellingShingle Searches for light Dark Matter with Spherical Proportional Counters
Knights, Patrick
Nikolopoulos, Konstantinos
Instrumentation and Detectors
High Energy Physics - Experiment
Elucidating the nature of dark matter is a key priority that would involve discovering new fundamental physics and is essential for understanding the structure and evolution of the universe. Despite the decades-long ever-more-sensitive searches, the particle content of dark matter remains elusive. Direct searches for dark matter candidates, to-date, focused mainly on candidates in the 10 GeV to 1 TeV, however, more recently lighter candidates with sub-GeV mass have been brought to the spotlight. This is an experimentally challenging mass region, which remains largely uncharted. The spherical proportional counter is a new type of gaseous detector which exhibits several features that make it ideally suited for the exploration of this mass range. In this article the invention and development of the spherical proportional counter are presented, its applications in the search for particle dark matter and beyond are reviewed, and possible future directions are discussed.
title Searches for light Dark Matter with Spherical Proportional Counters
topic Instrumentation and Detectors
High Energy Physics - Experiment
url https://arxiv.org/abs/2502.11870