613 citations · 1.3k across the 45 of their papers we have counts for
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New technique of ion identification in Accelerator Mass Spectrometry using low-pressure TPC with GEM readout
A. Bondar, A. Buzulutskov, V. Parkhomchuk +3
We have developed and successfully tested a low-pressure Time Projection Chamber (TPC) with Gas Electron Multiplier (GEM) readout for Accelerator Mass Spectrometry (AMS). AMS facil…
First observation of neutral bremsstrahlung electroluminescence in liquid argon
A. Bondar, A. Buzulutskov, E. Frolov +4
A recent discovery of additional mechanism of electroluminescence (EL) in noble gases due to the neutral bremsstrahlung (NBrS) effect led to a prediction that NBrS EL should be pre…
Unraveling the puzzle of slow components in gaseous argon of two-phase detectors for dark matter searches using Thick Gas Electron Multiplier
A. Buzulutskov, E. Frolov, E. Borisova +3
The effect of proportional electroluminescence (EL) is used to record the primary ionization signal (S2) in the gas phase of two-phase argon detectors for dark matter particle (WIM…
Sensitivity projections for a dual-phase argon TPC optimized for light dark matter searches through the ionization channel
P. Agnes, I. Ahmad, S. Albergo +296
Dark matter lighter than 10 GeV/c encompasses a promising range of candidates. A conceptual design for a new detector, DarkSide-LowMass, is presented, based on the DarkSide-50…
Puzzling time properties of proportional electroluminescence in two-phase argon detectors for dark matter searches
A. Buzulutskov, E. Frolov, E. Borisova +3
Proportional electroluminescence (EL) in noble gases is a physical process routinely used in two-phase (liquid-gas) detectors for low-energy astroparticle-physics experiments. In t…
Study of visible-light emission in pure and methane-doped liquid argon
A. Bondar, E. Borisova, A. Buzulutskov +4
In liquid argon TPCs for dark matter search and neutrino detection experiments, primary scintillation light is used as a prompt signal of particle scattering, being intensively pro…
Separating Ar from Ar by cryogenic distillation with Aria for dark matter searches
DarkSide Collaboration, P. Agnes, S. Albergo +309
The Aria project consists of a plant, hosting a 350 m cryogenic isotopic distillation column, the tallest ever built, which is currently in the installation phase in a mine shaft a…
Electroluminescence and electron avalanching in two-phase detectors
A. Buzulutskov
Electroluminescence and electron avalanching are the physical effects used in two-phase argon and xenon detectors for dark mater search and neutrino detection, to amplify the prima…
Observation of unusual slow components in electroluminescence signal of two-phase argon detector
A. Bondar, E. Borisova, A. Buzulutskov +3
Proportional electroluminescence (EL) in noble gases is used in two-phase detectors for dark matter search to record ionization signals in the gas phase induced by particle scatter…
Observation of primary scintillations in the visible range in liquid argon doped with methane
A. Bondar, E. Borisova, A. Buzulutskov +4
Neutron veto detector based on liquid scintillator containing hydrogen atoms is an integral part of any underground experiment for dark matter search. So far, a flammable mixture o…
SiPM-matrix readout of two-phase argon detectors using electroluminescence in the visible and near infrared range
The DarkSide collaboration, C. E. Aalseth, S. Abdelhakim +312
Proportional electroluminescence (EL) in noble gases is used in two-phase detectors for dark matter searches to record (in the gas phase) the ionization signal induced by particle…
Ion detector for Accelerator Mass Spectrometry based on low-pressure TPC with THGEM readout
A. Bondar, A. Buzulutskov, E. Frolov +4
A new technique for ion identification in Accelerator Mass Spectrometry (AMS) has been proposed by measuring the ion track ranges using a low-pressure TPC. As a proof of principle,…
Electron transport and electric field simulations in two-phase detectors with THGEM electrodes
Alexander Bondar, Alexei Buzulutskov, Egor Frolov +3
One of the main features of two-phase detectors with electroluminescence (EL) gap being developed in our laboratory for dark matter search is the extensive use of THGEMs (Thick Gas…
Neutral bremsstrahlung in two-phase argon electroluminescence: further studies and possible applications
A. Bondar, A. Buzulutskov, A. Dolgov +5
We further study the effect of neutral bremsstrahlung (NBrS) in two-phase argon electroluminescence (EL), revealed recently in [1]. The absolute EL yield due to NBrS effect, in the…
Characterization of a 109Cd gamma-ray source for the two-phase argon detector
A. Bondar, A. Buzulutskov, A. Dolgov +6
At present, a two-phase argon detector is being developed in our laboratory for dark matter search and low-energy neutrino experiments. To calibrate its energy scale a Cd g…
Revealing neutral bremsstrahlung in two-phase argon electroluminescence
A. Buzulutskov, E. Shemyakina, A. Bondar +6
Proportional electroluminescence (EL) in noble gases has long been used in two-phase detectors for dark matter search, to record ionization signals induced by particle scattering i…
DarkSide-20k: A 20 Tonne Two-Phase LAr TPC for Direct Dark Matter Detection at LNGS
C. E. Aalseth, F. Acerbi, P. Agnes +282
Building on the successful experience in operating the DarkSide-50 detector, the DarkSide Collaboration is going to construct DarkSide-20k, a direct WIMP search detector using a tw…
Cryogenic Characterization of FBK RGB-HD SiPMs
C. E. Aalseth, F. Acerbi, P. Agnes +268
We report on the cryogenic characterization of Red Green Blue - High Density (RGB-HD) SiPMs developed at Fondazione Bruno Kessler (FBK) as part of the DarkSide program of dark matt…
Two-phase Cryogenic Avalanche Detector with electroluminescence gap operated in argon doped with nitrogen
A. Bondar, A. Buzulutskov, A. Dolgov +4
A two-phase Cryogenic Avalanche Detector (CRAD) with electroluminescence (EL) gap, operated in argon doped with a minor (497 ppm) admixture of nitrogen, has been studied. The…
Proportional electroluminescence in two-phase argon and its relevance to rare-event experiments
A. Bondar, A. Buzulutskov, A. Dolgov +4
Proportional electroluminescence (EL) in gaseous Ar has for the first time been systematically studied in the two-phase mode, at 87 K and 1.00 atm. Liquid argon had a minor (56 ppm…
Characterization of photo-multiplier tubes for the Cryogenic Avalanche Detector
A. Bondar, A. Buzulutskov, A. Dolgov +3
New Cryogenic Avalanche Detector (CRAD) with ultimate sensitivity, that will be able to detect one primary electron released in the cryogenic liquid, is under development in the La…
X-ray ionization yields and energy spectra in liquid argon
A. Bondar, A. Buzulutskov, A. Dolgov +2
The main purpose of this work is to provide reference data on X-ray ionization yields and energy spectra in liquid Ar to the studies in the field of Cryogenic Avalanche Detectors (…
MPPC versus MRS APD in two-phase Cryogenic Avalanche Detectors
A. Bondar, A. Buzulutskov, A. Dolgov +2
Two-phase Cryogenic Avalanche Detectors (CRADs) with combined THGEM/GAPD multiplier have become an emerging potential technique for dark matter search and coherent neutrino-nucleus…
Performance degradation of Geiger-mode APDs at cryogenic temperatures
A. Bondar, A. Buzulutskov, A. Dolgov +5
Two-phase Cryogenic Avalanche Detectors (CRADs) with THGEM multipliers, optically read out with Geiger-mode APDs (GAPDs), were proposed as potential technique for charge recording…