371 citations · 1.9k across the 37 of their papers we have counts for
38 papers
Calibration and Performance of Germanium High Voltage Detectors for SuperCDMS SNOLAB
M. F. Albakry, I. Alkhatib, D. Alonso-González +141
As SuperCDMS SNOLAB is getting ready to search for low mass dark matter particles, using cryogenic Ge and Si detectors, a set of six of the new SuperCDMS High Voltage (HV) detector…
Cosmogenic activation in detector materials at shallow depths
Sagar S. Poudel, Lekhraj Pandey, Robert Calkins +6
The radioactive decay from long-lived radioactive isotopes produced by cosmogenic activation can be an important background in direct-detection dark matter and neutrino experiments…
Search for low-mass electron-recoil dark matter using a single-charge sensitive SuperCDMS-HVeV Detector
SuperCDMS Collaboration, M. F. Albakry, I. Alkhatib +146
We present constraints on low-mass dark matter electron scattering and absorption interactions using a SuperCDMS high-voltage eV-resolution (HVeV) detector. Data were taken undergr…
Multi-channel, multi-template event reconstruction for SuperCDMS data using machine learning
M. F. Albakry, I. Alkhatib, D. Alonso-Gonzalez +139
SuperCDMS SNOLAB uses kilogram-scale germanium and silicon detectors to search for dark matter. Each detector has Transition Edge Sensors (TESs) patterned on the top and bottom fac…
Low-Energy Calibration of SuperCDMS HVeV Cryogenic Silicon Calorimeters Using Compton Steps
SuperCDMS Collaboration, M. F. Albakry, I. Alkhatib +148
Cryogenic calorimeters for low-mass dark matter searches have achieved sub-eV energy resolutions, driving advances in both low-energy calibration techniques and our understanding o…
Applying Geant4's Importance Biasing to improve the efficiency of SuperCDMS background simulations
B. Zatschler, A. J. Biffl, R. Calkins +6
Experiments searching for extremely rare events surround their sensitive detectors with several layers of different shielding materials to protect them from external radiation and…
Light Dark Matter Constraints from SuperCDMS HVeV Detectors Operated Underground with an Anticoincidence Event Selection
SuperCDMS Collaboration, M. F. Albakry, I. Alkhatib +139
This article presents constraints on dark-matter-electron interactions obtained from the first underground data-taking campaign with multiple SuperCDMS HVeV detectors operated in t…
First measurement of the nuclear-recoil ionization yield in silicon at 100 eV
M. F. Albakry, I. Alkhatib, D. Alonso +137
We measured the nuclear--recoil ionization yield in silicon with a cryogenic phonon-sensitive gram-scale detector. Neutrons from a mono-energetic beam scatter off of the silicon nu…
A Search for Low-mass Dark Matter via Bremsstrahlung Radiation and the Migdal Effect in SuperCDMS
M. F. Albakry, I. Alkhatib, D. Alonso +130
We present a new analysis of previously published of SuperCDMS data using a profile likelihood framework to search for sub-GeV dark matter (DM) particles through two inelastic scat…
Characterization of XIA UltraLo-1800 Response to Measuring Charged Samples
Joshua Ange, Robert Calkins, Andrew Posada
Commercial alpha counters are used in science and industry applications to screen materials for surface radon progeny contamination. In this paper, we characterize an XIA UltraLo-1…
Effective Field Theory Analysis of CDMSlite Run 2 Data
SuperCDMS Collaboration, M. F. Albakry, I. Alkhatib +127
CDMSlite Run 2 was a search for weakly interacting massive particles (WIMPs) with a cryogenic 600 g Ge detector operated in a high-voltage mode to optimize sensitivity to WIMPs of…
Snowmass2021 Cosmic Frontier White Paper: Calibrations and backgrounds for dark matter direct detection
Daniel Baxter, Raymond Bunker, Sally Shaw +48
Future dark matter direct detection experiments will reach unprecedented levels of sensitivity. Achieving this sensitivity will require more precise models of signal and background…
Investigating the sources of low-energy events in a SuperCDMS-HVeV detector
SuperCDMS Collaboration, M. F. Albakry, I. Alkhatib +126
Recent experiments searching for sub-GeV/ dark matter have observed event excesses close to their respective energy thresholds. Although specific to the individual technologie…
A Strategy for Low-Mass Dark Matter Searches with Cryogenic Detectors in the SuperCDMS SNOLAB Facility
SuperCDMS Collaboration, M. F. Albakry, I. Alkhatib +125
The SuperCDMS Collaboration is currently building SuperCDMS SNOLAB, a dark matter search focused on nucleon-coupled dark matter in the 1-5 GeV/c mass range. Looking to the futu…
A Search for Low-mass Dark Matter via Bremsstrahlung Radiation and the Migdal Effect in SuperCDMS
SuperCDMS Collaboration, Musaab Al-Bakry, Imran Alkhatib +128
In this paper, we present a re-analysis of SuperCDMS data using a profile likelihood approach to search for sub-GeV dark matter particles (DM) through two inelastic scattering chan…
Ionization yield measurement in a germanium CDMSlite detector using photo-neutron sources
SuperCDMS Collaboration, M. F. Albakry, I. Alkhatib +126
Two photo-neutron sources, YBe and SbBe, have been used to investigate the ionization yield of nuclear recoils in the CDMSlite germanium detectors by the…
Constraints on Lightly Ionizing Particles from CDMSlite
SuperCDMS Collaboration, I. Alkhatib, D. W. P. Amaral +115
The Cryogenic Dark Matter Search low ionization threshold experiment (CDMSlite) achieved efficient detection of very small recoil energies in its germanium target, resulting in sen…
Effect on Dark Matter Exclusion Limits from New Silicon Photoelectric Absorption Measurements
Belina von Krosigk, Matthew J. Wilson, Chris Stanford +6
Recent breakthroughs in cryogenic silicon detector technology allow for the observation of single electron-hole pairs released via particle interactions within the target material.…
Light Dark Matter Search with a High-Resolution Athermal Phonon Detector Operated Above Ground
I. Alkhatib, D. W. P. Amaral, T. Aralis +121
We present limits on spin-independent dark matter-nucleon interactions using a Si athermal phonon detector with a baseline energy resolution of $σ_E=3.86 \pm 0.…
Constraints on low-mass, relic dark matter candidates from a surface-operated SuperCDMS single-charge sensitive detector
SuperCDMS Collaboration, D. W. Amaral, T. Aralis +116
This article presents an analysis and the resulting limits on light dark matter inelastically scattering off of electrons, and on dark photon and axion-like particle absorption, us…
Evaluation and mitigation of trace Pb contamination on copper surfaces
Raymond Bunker, Tsuguo Aramaki, Isaac Arnquist +5
Clean materials are required to construct and operate many low-background physics experiments. High-purity copper has found broad use because of its physical properties and availab…
Constraints on dark photons and axion-like particles from SuperCDMS Soudan
SuperCDMS Collaboration, T. Aralis, T. Aramaki +104
We present an analysis of electron recoils in cryogenic germanium detectors operated during the SuperCDMS Soudan experiment. The data are used to set new constraints on the axioele…
Search for Low-Mass Dark Matter with CDMSlite Using a Profile Likelihood Fit
SuperCDMS Collaboration, R. Agnese, T. Aralis +100
The Cryogenic Dark Matter Search low ionization threshold experiment (CDMSlite) searches for interactions between dark matter particles and germanium nuclei in cryogenic detectors.…
Production Rate Measurement of Tritium and Other Cosmogenic Isotopes in Germanium with CDMSlite
SuperCDMS Collaboration, R. Agnese, T. Aralis +95
Future direct searches for low-mass dark matter particles with germanium detectors, such as SuperCDMS SNOLAB, are expected to be limited by backgrounds from radioactive isotopes ac…