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18–23 Jun 2023
University of New Brunswick
America/Halifax timezone
Welcome to the 2023 CAP Congress Program website! / Bienvenue au siteweb du programme du Congrès de l'ACP 2023!

The PICO-40L Dark Matter Direct Detection Experiment

19 Jun 2023, 14:15
15m
UNB Tilley Hall (Rm. 124 (max. 54))

UNB Tilley Hall

Rm. 124 (max. 54)

Oral (Non-Student) / Orale (non-étudiant(e)) Particle Physics / Physique des particules (PPD) (PPD) M2-10 DM / Neutrino 0 | DM / Neutrino 0 (PPD)

Speaker

Derek James Cranshaw (Queen's University)

Description

PICO-40L is a bubble chamber detector with a target material of superheated C3F8, located at the SNOLAB underground research facility outside Sudbury, Ontario. With its abundance of non-zero-spin fluorine nucleons in the detector target and its effective blindness to electron recoil interactions, it is projected to set world-leading exclusion limits in the spin-dependent dark matter interaction parameter space. Unlike previous generations of the PICO experiment, PICO-40L employs a "Right Side Up" design, with the target fluid above the chamber compression and expansion system, which is expected to eliminate a class of backgrounds from previous versions of the detector. PICO-40L is currently in the commissioning stage and is expected to start its year-long blinded data-taking run in the mid-to-late summer of this year. The analysis strategy, as well as the results from the early commissioning runs, will be presented in this talk.

Keyword-1 PICO
Keyword-2 Dark Matter

Primary author

Derek James Cranshaw (Queen's University)

Presentation materials