papers

Publications (13)

physics.ins-det2019

In-situ characterization of the Hamamatsu R5912-HQE photomultiplier tubes used in the DEAP-3600 experiment

DEAP Collaboration, P. -A. Amaudruz, M. Batygov +99

The Hamamatsu R5912-HQE photomultiplier-tube (PMT) is a novel high-quantum efficiency PMT. It is currently used in the DEAP-3600 dark matter detector and is of significant interest…

nucl-ex2019

Electromagnetic Backgrounds and Potassium-42 Activity in the DEAP-3600 Dark Matter Detector

R. Ajaj, G. R. Araujo, M. Batygov +88

The DEAP-3600 experiment is searching for WIMP dark matter with a 3.3 tonne single phase liquid argon (LAr) target, located 2.1 km underground at SNOLAB. The experimental signature…

physics.ins-det2014

Improving Photoelectron Counting and Particle Identification in Scintillation Detectors with Bayesian Techniques

M. Akashi-Ronquest, P. -A. Amaudruz, M. Batygov +79

Many current and future dark matter and neutrino detectors are designed to measure scintillation light with a large array of photomultiplier tubes (PMTs). The energy resolution and…

physics.ins-det2023

Precision Measurement of the Specific Activity of Ar in Atmospheric Argon with the DEAP-3600 Detector

P. Adhikari, R. Ajaj, M. Alpízar-Venegas +147

The specific activity of the beta decay of Ar in atmospheric argon is measured using the DEAP-3600 detector. DEAP-3600, located 2 km underground at SNOLAB, uses a total of (…

astro-ph.IM2016

Measurement of the scintillation time spectra and pulse-shape discrimination of low-energy beta and nuclear recoils in liquid argon with DEAP-1

P. -A. Amaudruz, M. Batygov, B. Beltran +69

The DEAP-1 low-background liquid argon detector was used to measure scintillation pulse shapes of electron and nuclear recoil events and to demonstrate the feasibility of pulse-sha…

physics.ins-det2025

Position Reconstruction in the DEAP-3600 Dark Matter Search Experiment

The DEAP Collaboration, P. Adhikari, R. Ajaj +162

In the DEAP-3600 dark matter search experiment, precise reconstruction of the positions of scattering events in liquid argon is key for background rejection and defining a fiducial…

physics.ins-det2020

The liquid-argon scintillation pulseshape in DEAP-3600

The DEAP collaboration, P. Adhikari, R. Ajaj +98

DEAP-3600 is a liquid-argon scintillation detector looking for dark matter. Scintillation events in the liquid argon (LAr) are registered by 255 photomultiplier tubes (PMTs), and p…

physics.ins-det2015

DEAP-3600 Dark Matter Search

DEAP Collaboration, P. -A. Amaudruz, M. Batygov +54

The DEAP-3600 experiment is located 2 km underground at SNOLAB, in Sudbury, Ontario. It is a single-phase detector that searches for dark matter particle interactions within a 1000…

astro-ph.IM2018

Design and Construction of the DEAP-3600 Dark Matter Detector

P. -A. Amaudruz, M. Baldwin, M. Batygov +106

The Dark matter Experiment using Argon Pulse-shape discrimination (DEAP) has been designed for a direct detection search for particle dark matter using a single-phase liquid argon…

astro-ph.CO2019

Search for dark matter with a 231-day exposure of liquid argon using DEAP-3600 at SNOLAB

R. Ajaj, P. -A. Amaudruz, G. R. Araujo +99

DEAP-3600 is a single-phase liquid argon (LAr) direct-detection dark matter experiment, operating 2 km underground at SNOLAB (Sudbury, Canada). The detector consists of 3279 kg of…

astro-ph.IM2014

Radon backgrounds in the DEAP-1 liquid-argon-based Dark Matter detector

P. -A. Amaudruz, M. Batygov, B. Beltran +49

The DEAP-1 \SI{7}{kg} single phase liquid argon scintillation detector was operated underground at SNOLAB in order to test the techniques and measure the backgrounds inherent to si…

nucl-ex2019

A direct measurement of the 17O(a,g)21Ne reaction in inverse kinematics and its impact on heavy element production

M. P. Taggart, C. Akers, A. M. Laird +33

During the slow neutron capture process in massive stars, reactions on light elements can both produce and absorb neutrons thereby influencing the final heavy element abundances. A…

astro-ph.CO2018

First results from the DEAP-3600 dark matter search with argon at SNOLAB

3600 Collaboration, P. -A. Amaudruz, M. Baldwin +102

This paper reports the first results of a direct dark matter search with the DEAP-3600 single-phase liquid argon (LAr) detector. The experiment was performed 2 km underground at SN…