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Snowmass 2021 Scintillating Bubble Chambers: Liquid-noble Bubble Chambers for Dark Matter and CE$u$NS Detection
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Snowmass 2021 Scintillating Bubble Chambers: Liquid-noble Bubble Chambers for Dark Matter and CE$u$NS Detection

E Alfonso-Pita, M Baker, E Behnke, A Brandon, M Bressler, B Broerman, R Coppejans, J Corbett, C Cripe, M Crisler, …
21 Jul 2022
url
https://doi.org/10.48550/arXiv.2207.12400View
Preprint (Author's original)arXiv.org - Non-exclusive license to distribute Open

Abstract

Physics - High Energy Physics - Experiment Physics - Instrumentation and Detectors Physics - Instrumentation and Methods for Astrophysics Physics - Nuclear Experiment High Energy Physics
The Scintillating Bubble Chamber (SBC) Collaboration is developing liquid-noble bubble chambers for the quasi-background-free detection of low-mass (GeV-scale) dark matter and coherent scattering of low-energy (MeV-scale) neutrinos (CE NS). The first physics-scale demonstrator of this technique, a 10-kg liquid argon bubble chamber dubbed SBC-LAr10, is now being commissioned at Fermilab. This device will calibrate the background discrimination power and sensitivity of superheated argon to nuclear recoils at energies down to 100 eV. A second functionally-identical detector with a focus on radiopure construction is being built for SBC's first dark matter search at SNOLAB. The projected spin-independent sensitivity of this search is approximately cm at 1 GeV dark matter particle mass. The scalability and background discrimination power of the liquid-noble bubble chamber make this technique a compelling candidate for future dark matter searches to the solar neutrino fog at 1 GeV particle mass (requiring a ton-year exposure with non-neutrino backgrounds sub-dominant to the solar CE NS signal) and for high-statistics CE NS studies at nuclear reactors.

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