Publications (19)
Accessing new physics with an undoped, cryogenic CsI CEvNS detector for COHERENT at the SNS
P. S. Barbeau, V. Belov, I. Bernardi +77
We consider the potential for a 10-kg undoped cryogenic CsI detector operating at the Spallation Neutron Source to measure coherent elastic neutrino-nucleus scattering and its sens…
The 8Li Calibration Source for the Sudbury Neutrino Obervatory
N. J. Tagg, A. Hamer, B. Sur +5
A calibration source employing 8Li (t_1/2 = 0.838s) has been developed for use with the Sudbury Neutrino Observatory (SNO). This source creates a spectrum of beta particles with an…
The 16N Calibration Source for the Sudbury Neutrino Observatory
M. R. Dragowsky, A. Hamer, Y. D. Chan +14
A calibration source using gamma-rays from 16N (t_1/2 = 7.13 s) beta-decay has been developed for the Sudbury Neutrino Observatory (SNO) for the purpose of energy and other calibra…
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…
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…
8Li electron spectrum versus 8B neutrino spectrum: implications for the Sudbury Neutrino Observatory
G. Jonkmans, I. S. Towner, B. Sur
The sensitivity of the Sudbury Neutrino Observatory (SNO) to measure the shape of the recoil electron spectrum in the charged-current reaction of B solar neutrinos interactin…
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…
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…
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…
Constraints on dark matter-nucleon effective couplings in the presence of kinematically distinct halo substructures using the DEAP-3600 detector
P. Adhikari, R. Ajaj, C. E. Bina +81
DEAP-3600 is a single-phase liquid argon detector aiming to directly detect Weakly Interacting Massive Particles (WIMPs), located at SNOLAB (Sudbury, Canada). After analyzing data…
First direct detection constraints on Planck-scale mass dark matter with multiple-scatter signatures using the DEAP-3600 detector
P. Adhikari, R. Ajaj, M. AlpÃzar-Venegas +94
Dark matter particles with Planck-scale mass () arise in well-motivated theories and could be produced by several cosmological mechanisms. Using a blin…
Measurement of coherent elastic neutrino nucleus scattering on germanium by COHERENT
M. Adhikari, M. Ahn, D. Amaya Matamoros +103
The COHERENT collaboration reports the most precise measurement of the coherent elastic neutrino-nucleus scattering cross section to date. This measurement was performed with COHER…
Precision Measurement of the Specific Activity of Ar in Atmospheric Argon with the DEAP-3600 Detector
P. Adhikari, R. Ajaj, M. AlpÃzar-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 (…
A Superheated Droplet Detector for Dark Matter Search
L. A. Hamel, L. Lessard, L. Rainville +2
We discuss the operation principle of a detector based on superheated droplets of Freon-12 and its feasibility for the search of weakly interacting cold dark matter particles. In p…
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…
Evidence of Coherent Elastic Neutrino-Nucleus Scattering with COHERENT's Germanium Array
S. Adamski, M. Ahn, P. S. Barbeau +85
We report the first detection of coherent elastic neutrino-nucleus scattering (CEvNS) on natural germanium, measured at the Spallation Neutron Source at Oak Ridge National Laborato…
The COHERENT Experiment: 2026 Update
M. Adhikari, M. Ahn, D. Amaya Matamoros +107
The COHERENT experiment measures neutrino-induced recoils from coherent elastic neutrino-nucleus scattering (CEvNS) with multiple nuclear targets at the Spallation Neutron Source (…
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…
Pulseshape discrimination against low-energy Ar-39 beta decays in liquid argon with 4.5 tonne-years of DEAP-3600 data
The DEAP Collaboration, P. Adhikari, R. Ajaj +126
The DEAP-3600 detector searches for the scintillation signal from dark matter particles scattering on a 3.3 tonne liquid argon target. The largest background comes from Ar b…