Publications (25)
Limits on spin-dependent WIMP-nucleon cross section obtained from the complete LUX exposure
LUX Collaboration, D. S. Akerib, S. Alsum +97
We present experimental constraints on the spin-dependent WIMP-nucleon elastic cross sections from the total 129.5 kg-year exposure acquired by the Large Underground Xenon experime…
Results on the Spin-Dependent Scattering of Weakly Interacting Massive Particles on Nucleons from the Run 3 Data of the LUX Experiment
LUX Collaboration, D. S. Akerib, H. M. Araújo +99
We present the first experimental constraints on the spin-dependent WIMP-nucleon elastic cross sections from LUX data acquired in 2013. LUX is a dual-phase xenon time projection ch…
Technical Results from the Surface Run of the LUX Dark Matter Experiment
LUX Collaboration, D. S. Akerib, X. Bai +64
We present the results of the three-month above-ground commissioning run of the Large Underground Xenon (LUX) experiment at the Sanford Underground Research Facility located in Lea…
Position Reconstruction in LUX
LUX Collaboration, D. S. Akerib, S. Alsum +91
The position reconstruction method used in the analysis of the complete exposure of the Large Underground Xenon (LUX) experiment is presented. The algorithm is based on a…
An Ultra-Low Background PMT for Liquid Xenon Detectors
D. S. Akerib, X. Bai, E. Bernard +64
Results are presented from radioactivity screening of two models of photomultiplier tubes designed for use in current and future liquid xenon experiments. The Hamamatsu 5.6 cm diam…
First results from the LUX dark matter experiment at the Sanford Underground Research Facility
LUX Collaboration, D. S. Akerib, H. M. Araujo +100
The Large Underground Xenon (LUX) experiment, a dual-phase xenon time-projection chamber operating at the Sanford Underground Research Facility (Lead, South Dakota), was cooled and…
Ultra-Low Energy Calibration of LUX Detector using Xe Electron Capture
LUX Collaboration, D. S. Akerib, S. Alsum +91
We report an absolute calibration of the ionization yields($\textit{Q$_y$})$ and fluctuations for electronic recoil events in liquid xenon at discrete energies between 186 eV and 3…
Chromatographic separation of radioactive noble gases from xenon
LUX Collaboration, D. S. Akerib, H. M. Araújo +96
The Large Underground Xenon (LUX) experiment operates at the Sanford Underground Research Facility to detect nuclear recoils from the hypothetical Weakly Interacting Massive Partic…
Calibration, event reconstruction, data analysis and limits calculation for the LUX dark matter experiment
D. S. Akerib, S. Alsum, H. M. Araújo +95
The LUX experiment has performed searches for dark matter particles scattering elastically on xenon nuclei, leading to stringent upper limits on the nuclear scattering cross sectio…
Tritium calibration of the LUX dark matter experiment
LUX Collaboration, D. S. Akerib, H. M. Araújo +98
We present measurements of the electron-recoil (ER) response of the LUX dark matter detector based upon 170,000 highly pure and spatially-uniform tritium decays. We reconstruct the…
After LUX: The LZ Program
D. C. Malling, D. S. Akerib, H. M. Araujo +71
The LZ program consists of two stages of direct dark matter searches using liquid Xe detectors. The first stage will be a 1.5-3 tonne detector, while the last stage will be a 20 to…
3D Modeling of Electric Fields in the LUX Detector
LUX Collaboration, D. S. Akerib, S. Alsum +91
This work details the development of a three-dimensional (3D) electric field model for the LUX detector. The detector took data during two periods of searching for weakly interacti…
Results from a search for dark matter in the complete LUX exposure
D. S. Akerib, S. Alsum, H. M. Araújo +98
We report constraints on spin-independent weakly interacting massive particle (WIMP)-nucleon scattering using a 3.35e4 kg-day exposure of the Large Underground Xenon (LUX) experime…
Data Acquisition and Readout System for the LUX Dark Matter Experiment
D. S. Akerib, X. Bai, S. Bedikian +60
LUX is a two-phase (liquid/gas) xenon time projection chamber designed to detect nuclear recoils from interactions with dark matter particles. Signals from the LUX detector are pro…
The Large Underground Xenon (LUX) Experiment
D. S. Akerib, X. Bai, S. Bedikian +91
The Large Underground Xenon (LUX) collaboration has designed and constructed a dual-phase xenon detector, in order to conduct a search for Weakly Interacting Massive Particles(WIMP…
LUXSim: A Component-Centric Approach to Low-Background Simulations
D. S. Akerib, X. Bai, S. Bedikian +60
Geant4 has been used throughout the nuclear and high-energy physics community to simulate energy depositions in various detectors and materials. These simulations have mostly been…
Low-energy (0.7-74 keV) nuclear recoil calibration of the LUX dark matter experiment using D-D neutron scattering kinematics
LUX Collaboration, D. S. Akerib, S. Alsum +104
The Large Underground Xenon (LUX) experiment is a dual-phase liquid xenon time projection chamber (TPC) operating at the Sanford Underground Research Facility in Lead, South Dakota…
Improved Limits on Scattering of Weakly Interacting Massive Particles from Reanalysis of 2013 LUX data
LUX Collaboration, D. S. Akerib, H. M. Araújo +99
We present constraints on weakly interacting massive particles (WIMP)-nucleus scattering from the 2013 data of the Large Underground Xenon dark matter experiment, including $1.4\ti…
FPGA-based Trigger System for the LUX Dark Matter Experiment
D. S. Akerib, H. M. Araujo, X. Bai +100
LUX is a two-phase (liquid/gas) xenon time projection chamber designed to detect nuclear recoils resulting from interactions with dark matter particles. Signals from the detector a…
Direct measurement of the low energy resonances in reaction
S. Shahina, J. Gorres, D. Robertson +11
The is an important reaction in stellar helium burning environments as it competes directly with one of the main neutron sources for the s-process…
Signal yields, energy resolution, and recombination fluctuations in liquid xenon
D. S. Akerib, S. Alsum, H. M. Araújo +98
This work presents an analysis of monoenergetic electronic recoil peaks in the dark-matter-search and calibration data from the first underground science run of the Large Undergrou…
Radio-assay of Titanium samples for the LUX Experiment
D. S. Akerib, X. Bai, S. Bedikian +63
We report on the screening of samples of titanium metal for their radio-purity. The screening process described in this work led to the selection of materials used in the construct…
Kr calibration of the 2013 LUX dark matter search
LUX Collaboration, D. S. Akerib, S. Alsum +91
LUX was the first dark matter experiment to use a Kr calibration source. In this paper we describe the source preparation and injection. We also present several $^…
Extending light WIMP searches to single scintillation photons in LUX
D. S. Akerib, S. Alsum, H. M. Araújo +122
We present a novel analysis technique for liquid xenon time projection chambers that allows for a lower threshold by relying on events with a prompt scintillation signal consisting…
First Searches for Axions and Axion-Like Particles with the LUX Experiment
D. S. Akerib, S. Alsum, C. Aquino +98
The first searches for axions and axion-like particles with the Large Underground Xenon (LUX) experiment are presented. Under the assumption of an axio-electric interaction in xeno…