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Electromagnetic energy calibration of the SoLid detector with horizontal muons
SoLid collaboration
SoLid is a neutrino experiment at very-short baseline searching for active-to-sterile oscillations of reactor antineutrinos. The detection principle is based on the pairing of two…
The Design, Implementation, and Performance of the LZ Calibration Systems
J. Aalbers, D. S. Akerib, A. K. Al Musalhi +200
LUX-ZEPLIN (LZ) is a tonne-scale experiment searching for direct dark matter interactions and other rare events. It is located at the Sanford Underground Research Facility (SURF) i…
The Data Acquisition System of the LZ Dark Matter Detector: FADR
J. Aalbers, D. S. Akerib, A. K. Al Musalhi +213
The Data Acquisition System (DAQ) for the LUX-ZEPLIN (LZ) dark matter detector is described. The signals from 745 PMTs, distributed across three subsystems, are sampled with 100-MH…
The CCube reconstruction algorithm for the SoLid experiment
The SoLid collaboration
The SoLid experiment is a very-short-baseline experiment aimed at searching for nuclear reactor-produced active to sterile antineutrino oscillations. The detection principle is bas…
Nuclear Recoil Calibration at Sub-keV Energies in LUX and Its Impact on Dark Matter Search Sensitivity
LUX Collaboration, D. S. Akerib, S. Alsum +94
Dual-phase xenon time projection chamber (TPC) detectors offer heightened sensitivities for dark matter detection across a spectrum of particle masses. To broaden their capability…
Scintillator ageing of the T2K near detectors from 2010 to 2021
The T2K Collaboration, K. Abe, N. Akhlaq +355
The T2K experiment widely uses plastic scintillator as a target for neutrino interactions and an active medium for the measurement of charged particles produced in neutrino interac…
The LUX-ZEPLIN (LZ) radioactivity and cleanliness control programs
D. S. Akerib, C. W. Akerlof, D. Yu. Akimov +387
LUX-ZEPLIN (LZ) is a second-generation direct dark matter experiment with spin-independent WIMP-nucleon scattering sensitivity above cm for a WIMP mass…
Investigation of background electron emission in the LUX detector
D. S. Akerib, S. Alsum, H. M. Araújo +93
Dual-phase xenon detectors, as currently used in direct detection dark matter experiments, have observed elevated rates of background electron events in the low energy region. Whil…
Discrimination of electronic recoils from nuclear recoils in two-phase xenon time projection chambers
LUX Collaboration, D. S. Akerib, S. Alsum +94
We present a comprehensive analysis of electronic recoil vs. nuclear recoil discrimination in liquid/gas xenon time projection chambers, using calibration data from the 2013 and 20…
SoLid: A short baseline reactor neutrino experiment
SoLid Collaboration, Y. Abreu, Y. Amhis +59
The SoLid experiment, short for Search for Oscillations with a Lithium-6 detector, is a new generation neutrino experiment which tries to address the key challenges for high precis…
Simulations of Events for the LUX-ZEPLIN (LZ) Dark Matter Experiment
ZEPLIN Collaboration, D. S. Akerib, C. W. Akerlof +194
The LUX-ZEPLIN dark matter search aims to achieve a sensitivity to the WIMP-nucleon spin-independent cross-section down to (1--2)\,pb at a WIMP mass of 40 GeV/…
Improved Modeling of Electronic Recoils in Liquid Xenon Using LUX Calibration Data
The LUX Collaboration, D. S. Akerib, S. Alsum +96
We report here methods and techniques for creating and improving a model that reproduces the scintillation and ionization response of a dual-phase liquid and gaseous xenon time-pro…
Improved Measurements of the \b{eta}-Decay Response of Liquid Xenon with the LUX Detector
D. S. Akerib, S. Alsum, H. M. Araújo +98
We report results from an extensive set of measurements of the \b{eta}-decay response in liquid xenon.These measurements are derived from high-statistics calibration data from inje…
Development of a Quality Assurance Process for the SoLid Experiment
Y. Abreu, Y. Amhis, G. Ban +53
The SoLid experiment has been designed to search for an oscillation pattern induced by a light sterile neutrino state, utilising the BR2 reactor of SCKCEN, in Belgium. The…
Commissioning and Operation of the Readout System for the SoLid Neutrino Detector
Y. Abreu, Y. Amhis, G. Ban +53
The SoLid experiment aims to measure neutrino oscillation at a baseline of 6.4 m from the BR2 nuclear reactor in Belgium. Anti-neutrinos interact via inverse beta decay (IBD), resu…
Pulse Shape Discrimination and Exploration of Scintillation Signals Using Convolutional Neural Networks
J. Griffiths, S. Kleinegesse, D. Saunders +2
We demonstrate the use of a convolutional neural network to perform neutron-gamma pulse shape discrimination, where the only inputs to the network are the raw digitised SiPM signal…
Optimisation of the scintillation light collection and uniformity for the SoLid experiment
Y. Abreu, Y. Amhis, W. Beaumont +48
This paper presents a comprehensive optimisation study to maximise the light collection efficiency of scintillating cube elements used in the SoLid detector. Very short baseline re…
Performance of a full scale prototype detector at the BR2 reactor for the SoLid experiment
Y. Abreu, Y. Amhis, L. Arnold +48
The SoLid collaboration has developed a new detector technology to detect electron anti-neutrinos at close proximity to the Belgian BR2 reactor at surface level. A 288kg protot…
Response of photomultiplier tubes to xenon scintillation light
B. López Paredes, H. M. Araújo, F. Froborg +6
We present the precision calibration of 35 Hamamatsu R11410-22 photomultiplier tubes (PMTs) with xenon scintillation light centred near 175 nm. This particular PMT variant was deve…
LUX-ZEPLIN (LZ) Technical Design Report
B. J. Mount, S. Hans, R. Rosero +259
In this Technical Design Report (TDR) we describe the LZ detector to be built at the Sanford Underground Research Facility (SURF). The LZ dark matter experiment is designed to achi…
A novel segmented-scintillator antineutrino detector
Y. Abreu, Y. Amhis, L. Arnold +53
The next generation of very-short-baseline reactor experiments will require compact detectors operating at surface level and close to a nuclear reactor. This paper presents a new d…
Identification of Radiopure Titanium for the LZ Dark Matter Experiment and Future Rare Event Searches
D. S. Akerib, C. W. Akerlof, D. Yu. Akimov +202
The LUX-ZEPLIN (LZ) experiment will search for dark matter particle interactions with a detector containing a total of 10 tonnes of liquid xenon within a double-vessel cryostat. Th…
The Electromagnetic Calorimeter for the T2K Near Detector ND280
D. Allan, C. Andreopoulos, C. Angelsen +106
The T2K experiment studies oscillations of an off-axis muon neutrino beam between the J-PARC accelerator complex and the Super-Kamiokande detector. Special emphasis is placed on me…
Measurements of the T2K neutrino beam properties using the INGRID on-axis near detector
K. Abe, N. Abgrall, Y. Ajima +428
Precise measurement of neutrino beam direction and intensity was achieved based on a new concept with modularized neutrino detectors. INGRID (Interactive Neutrino GRID) is an on-ax…