Improving ANAIS-112 sensitivity to DAMA/LIBRA signal with machine learning techniques

I Coarasa, J Apilluelo, J Amaré, S Cebrián… - … of Cosmology and …, 2022 - iopscience.iop.org
The DAMA/LIBRA observation of an annual modulation in the detection rate compatible with
that expected for dark matter particles from the galactic halo has accumulated evidence for …

Quenching factor measurement for NaI (Tl) scintillation crystal

HW Joo, HS Park, JH Kim, JY Lee, SK Kim, YD Kim… - Astroparticle …, 2019 - Elsevier
Scintillation crystals are commonly used for direct detection of weakly interacting massive
particles (WIMPs), which are suitable candidates for a particle dark matter. It is well known …

Understanding internal backgrounds in NaI (Tl) crystals toward a 200 kg array for the KIMS-NaI experiment

P Adhikari, G Adhikari, S Choi, C Ha, IS Hahn… - The European Physical …, 2016 - Springer
Abstract The Korea Invisible Mass Search (KIMS) collaboration has developed low-
background NaI (Tl) crystals that are suitable for the direct detection of WIMP dark matter …

Limits on interactions between weakly interacting massive particles and nucleons obtained with NaI (Tl) crystal detectors

KW Kim, G Adhikari, P Adhikari, S Choi, C Ha… - Journal of High Energy …, 2019 - Springer
A bstract Limits on the cross section for weakly interacting massive particles (WIMPs) elastic
scattering on nuclei in NaI (Tl) detectors at the Yangyang Underground Laboratory are …

Performance of a prototype active veto system using liquid scintillator for a dark matter search experiment

JS Park, P Adhikari, G Adhikari, SY Oh, NY Kim… - Nuclear Instruments and …, 2017 - Elsevier
We report the performance of an active veto system using a liquid scintillator with NaI (Tl)
crystals for use in a dark matter search experiment. When a NaI (Tl) crystal is immersed in …

Scintillation characteristics of a NaI (Tl) crystal at low-temperature with silicon photomultiplier

HY Lee, JA Jeon, KW Kim, WK Kim… - Journal of …, 2022 - iopscience.iop.org
The scintillation characteristics of a thallium-doped sodium iodide (NaI (Tl)) crystal with
dimensions of 0.6 cm× 0.6 cm× 2 cm were studied by attaching a silicon photomultiplier …

Neutron capture-induced nuclear recoils as background for measurements at reactors

AJ Biffl, A Gevorgian, K Harris, AN Villano - Physical Review D, 2023 - APS
Nuclear reactors represent a promising neutrino source for CE ν NS (coherent-elastic
neutrino-nucleus scattering) searches. However, reactor sites also come with high ambient …

Study on NaI (Tl) crystal at− 35° C for dark matter detection

SH Lee, GS Kim, HJ Kim, KW Kim, JY Lee, HS Lee - Astroparticle Physics, 2022 - Elsevier
We present the response of a NaI (Tl) crystal in terms of the light yield and pulse shape
characteristics at two different temperatures: 22° C (room temperature) and− 35° C (low …

Pulse Shape Discrimination of low-energy nuclear and electron recoils for improved particle identification in NaI: Tl

NJ Spinks, LJ Bignell, GJ Lane, A Akber… - Nuclear Instruments and …, 2023 - Elsevier
The scintillation mechanism in NaI: Tl crystals produces different pulse shapes that are
dependent on the incoming particle type. The time distribution of scintillation light from …

SABRE: A search for dark matter and a test of the DAMA/LIBRA annual-modulation result using thallium-doped sodium-iodide scintillation detectors

EK Shields - 2015 - search.proquest.com
Ample evidence has been gathered demonstrating that the majority of the mass in the
universe is composed of non-luminous, non-baryonic matter. Though the evidence for dark …