176 citations · 898 across the 20 of their papers we have counts for
21 papers
The Darkside-20k Data Acquisition System
Fabio Acerbi, Pushparaj Adhikari, Paolo Agnes +289
DarkSide-20k is a WIMP search experiment using liquid argon as a target, designed to perform a background-free search for dark matter with unprecedented sensitivity, and is current…
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 (…
Comparison between DAMA/LIBRA and COSINE-100 in the light of Quenching Factors
Y. J. Ko, K. W. Kim, G. Adhikari +46
There is a long standing debate about whether or not the annual modulation signal reported by the DAMA/LIBRA collaboration is induced by Weakly Interacting Massive Particles~(WIMP)…
Study of cosmogenic radionuclides in the COSINE-100 NaI(Tl) detectors
E. Barbosa de Souza, B. J. Park, G. Adhikari +48
COSINE-100 is a direct detection dark matter search experiment that uses a 106 kg array of eight NaI(Tl) crystals that are kept underground at the Yangyang Underground Laboratory t…
A search for solar axion induced signals with COSINE-100
P. Adhikari, G. Adhikari, E. Barbosa de Souza +45
We present results from a search for solar axions with the COSINE-100 experiment. We find no evidence of solar axion events from a data-set of 6,303.9 kgdays exposure and se…
COSINE-100 and DAMA/LIBRA-phase2 in WIMP effective models
100 Collaboration, G. Adhikari, P. Adhikari +51
Assuming a standard Maxwellian for the WIMP velocity distribution, we obtain the bounds from null WIMP search results of 59.5 days of COSINE-100 data on the DAMA/LIBRA-phase2 modul…
Search for a Dark Matter-Induced Annual Modulation Signal in NaI(Tl) with the COSINE-100 Experiment
100 Collaboration, G. Adhikari, P. Adhikari +46
We present new constraints on the dark matter-induced annual modulation signal using 1.7 years, of COSINE-100 data with a total exposure of 97.7 kgyears. The COSINE-100 expe…
The First Direct Search for Inelastic Boosted Dark Matter with COSINE-100
C. Ha, G. Adhikari, P. Adhikari +45
A search for inelastic boosted dark matter (iBDM) using the COSINE-100 detector with 59.5 days of data is presented. This relativistic dark matter is theorized to interact with the…
The COSINE-100 Data Acquisition System
100 Collaboration, G. Adhikari, P. Adhikari +44
COSINE-100 is a dark matter direct detection experiment designed to test the annual modulation signal observed by the DAMA/LIBRA experiment. COSINE-100 consists of 8 NaI(Tl) crysta…
Limits on Interactions between Weakly Interacting Massive Particles and Nucleons Obtained with NaI(Tl) crystal Detectors
K. W. Kim, G. Adhikari, P. Adhikari +22
Limits on the cross section for weakly interacting massive particles (WIMPs) scattering off nucleons in the NaI(Tl) detectors at the Yangyang Underground Laboratory are obtained wi…
Study of fast neutron detector for COSINE-100 experiment
G. Adhikari, P. Adhikari, C. Ha +11
A monitoring system for fast neutrons is planned in the COSINE experiment, a dark matter experiment with NaI crystals. We pursued several R&D approaches for a neutron detector usin…
Initial performance of the high sensitivity alpha particle detector at the Yangyang underground laboratory
C. Ha, G. Adhikari, P. Adhikari +14
Initial performance of the UltraLo-1800 alpha particle detector at the 700 m deep Yangyang underground laboratory in Korea is described. The ionization detector uses Argon as a cou…
Background model for the NaI(Tl) crystals in COSINE-100
P. Adhikari, G. Adhikari, E. Barbosa de Souza +46
The COSINE-100 dark matter search experiment is an array of NaI(Tl) crystal detectors located in the Yangyang Underground Laboratory (Y2L). To understand measured backgrounds in th…
Muon detector for the COSINE-100 experiment
100 Collaboration, H. Prihtiadi, G. Adhikari +49
The COSINE-100 dark matter search experiment has started taking physics data with the goal of performing an independent measurement of the annual modulation signal observed by DAMA…
Initial Performance of the COSINE-100 Experiment
G. Adhikari, P. Adhikari, E. Barbosa de Souza +49
COSINE is a dark matter search experiment based on an array of low background NaI(Tl) crystals located at the Yangyang underground laboratory. The assembly of COSINE-100 was comple…
Understanding NaI(Tl) crystal background for dark matter searches
G. Adhikari, P. Adhikari, C. Ha +8
We have developed ultra-low-background NaI(Tl) crystals to reproduce the DAMA results with the ultimate goal of achieving purity levels that are comparable to or better than those…
Performance of a prototype active veto system using liquid scintillator for a dark matter search experiment
J. S. Park, P. Adhikari, G. Adhikari +7
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…
Understanding internal backgrounds of NaI(Tl) crystals toward a 200~kg array for the KIMS-NaI experiment
P. Adhikari, G. Adhikari, S. Choi +24
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. With experience b…
Pulse-shape discrimination between electron and nuclear recoils in a NaI(Tl) crystal
H. S. Lee, G. Adhikari, P. Adhikari +24
We report on the response of a high light-output NaI(Tl) crystal to nuclear recoils induced by neutrons from an Am-Be source and compare the results with the response to electron r…
Tests on NaI(Tl) crystals for WIMP search at the Yangyang Underground Laboratory
K. W. Kim, W. G. Kang, S. Y. Oh +17
Among the direct search experiments for WIMP dark matter, the DAMA experiment observed an annual modulation signal interpreted as WIMP interactions with 9.2 significance. Howeve…
New Limits on Interactions between Weakly Interacting Massive Particles and Nucleons Obtained with CsI(Tl) Crystal Detectors
S. C. Kim, H. Bhang, J. H. Choi +20
New limits are presented on the cross section for Weakly Interacting Massive Particle (WIMP) nucleon scattering in the KIMS CsI(T) detector array at the Yangyang Underground Labora…