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View article: Noise Modeling and Calibration of a Two-Stage Cryogenic Charge Amplifier for the SPLENDOR Experiment
Noise Modeling and Calibration of a Two-Stage Cryogenic Charge Amplifier for the SPLENDOR Experiment Open
The SPLENDOR Collaboration studies novel narrow-gap semiconductors and engineered a substrate agnostic detector platform to achieve $\mathcal{O}$(meV) energy sensitivity designed for low mass dark matter searches. This was achieved using l…
View article: Broadband optical modulation and control at millikelvin temperatures
Broadband optical modulation and control at millikelvin temperatures Open
A universal experimental challenge in studying radiation effects on cryogenic devices is precisely and accurately characterizing the position-dependent device response near the energy detection threshold. We have developed a compact cryoge…
View article: Light dark matter constraints from SuperCDMS HVeV detectors operated underground with an anticoincidence event selection
Light dark matter constraints from SuperCDMS HVeV detectors operated underground with an anticoincidence event selection Open
This article presents constraints on dark-matter-electron interactions obtained from the first underground data-taking campaign with multiple SuperCDMS HVeV detectors operated in the same housing. An exposure of 7.63 g−days is used to set…
View article: Performance of a phonon-mediated kinetic inductance detector at the NEXUS cryogenic facility
Performance of a phonon-mediated kinetic inductance detector at the NEXUS cryogenic facility Open
Microcalorimeters that leverage microwave kinetic inductance detectors to read out phonon signals in the particle-absorbing target, referred to as kinetic inductance phonon-mediated (KIPM) detectors, offer an attractive detector architectu…
View article: Significant noise improvement in a Kinetic Inductance Phonon-Mediated detector by use of a wideband parametric amplifier
Significant noise improvement in a Kinetic Inductance Phonon-Mediated detector by use of a wideband parametric amplifier Open
Microwave Kinetic Inductance Detectors (MKIDs) have been demonstrated as capable phonon sensors when coupled to crystalline substrates, and have been proposed as detectors for next-generation rare-event searches such as for the direct dete…
View article: Performance of a Kinetic Inductance Phonon-Mediated Detector at the NEXUS Cryogenic Facility
Performance of a Kinetic Inductance Phonon-Mediated Detector at the NEXUS Cryogenic Facility Open
Microcalorimeters that leverage microwave kinetic inductance detectors to read out phonon signals in the particle-absorbing target, referred to as kinetic inductance phonon-mediated (KIPM) detectors, offer an attractive detector architectu…
View article: First Measurement of the Nuclear-Recoil Ionization Yield in Silicon at 100 eV
First Measurement of the Nuclear-Recoil Ionization Yield in Silicon at 100 eV Open
We measured the nuclear-recoil ionization yield in silicon with a cryogenic phonon-sensitive gram-scale detector. Neutrons from a monoenergetic beam scatter off of the silicon nuclei at angles corresponding to energy depositions from 4 keV…
View article: Performance of a Phonon-Mediated Detector Using KIDs Optimized for Sub-GeV Dark Matter
Performance of a Phonon-Mediated Detector Using KIDs Optimized for Sub-GeV Dark Matter Open
View article: Investigating the sources of low-energy events in a SuperCDMS-HVeV detector
Investigating the sources of low-energy events in a SuperCDMS-HVeV detector Open
Recent experiments searching for sub-GeV/c2 dark matter have observed event excesses close to their respective energy thresholds. Although specic to the individual technologies, the measured excess event rates have been consistently report…
View article: Ionization yield measurement in a germanium CDMSlite detector using photo-neutron sources
Ionization yield measurement in a germanium CDMSlite detector using photo-neutron sources Open
Two photo-neutron sources, ⁸⁸Y⁹Be and ¹²⁴Sb⁹Be, have been used to investigate the ionization yield of nuclear recoils in the CDMSlite germanium detectors by the SuperCDMS collaboration. This work evaluates the yield for nuclear recoil ener…
View article: Identifying Drivers of Energy Resolution Variation in a Multi-KID Phonon-Mediated Detector
Identifying Drivers of Energy Resolution Variation in a Multi-KID Phonon-Mediated Detector Open
View article: A Search for Low-mass Dark Matter via Bremsstrahlung Radiation and the Migdal Effect in SuperCDMS
A Search for Low-mass Dark Matter via Bremsstrahlung Radiation and the Migdal Effect in SuperCDMS Open
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 channels: bremsstrahlung radiation and the Migdal effect. By co…
View article: A Massive, Position-Resolving, High-Energy-Resolution Detector for Non-Accelerator Cosmic and Intensity Frontier Particle Physics
A Massive, Position-Resolving, High-Energy-Resolution Detector for Non-Accelerator Cosmic and Intensity Frontier Particle Physics Open
We proposed to take the first steps in the development of a detector that promises energy resolution of tens of eV FWHM combined with robust nuclear-recoil discrimination and high fidelity, mm-precision position reconstruction for applicat…
View article: Performance of a phonon-mediated detector using KIDs optimized for sub-GeV dark matter
Performance of a phonon-mediated detector using KIDs optimized for sub-GeV dark matter Open
Detection of sub-GeV dark matter candidates requires sub-keV detector thresholds on deposited energy. We provide an update on a gram-scale phonon-mediated KID-based device that was designed for a dark matter search in this mass range at th…
View article: Identifying drivers of energy resolution variation in multi-KID phonon-mediated detectors
Identifying drivers of energy resolution variation in multi-KID phonon-mediated detectors Open
Phonon-mediated particle detectors employing Kinetic Inductance Detectors (KIDs) on Silicon substrates have demonstrated both O(10) eV energy resolution and mm position resolution, making them strong candidates for instrumenting next gener…
View article: Constraints on Lightly Ionizing Particles from CDMSlite
Constraints on Lightly Ionizing Particles from CDMSlite Open
The Cryogenic Dark Matter Search low ionization threshold experiment (CDMSlite) achieved efficient detection of very small recoil energies in its germanium target, resulting in sensitivity to lightly ionizing particles (LIPs) in a previous…
View article: Light Dark Matter Search with a High-Resolution Athermal Phonon Detector Operated above Ground
Light Dark Matter Search with a High-Resolution Athermal Phonon Detector Operated above Ground Open
We present limits on spin-independent dark matter-nucleon interactions using a 10.6 g Si athermal phonon detector with a baseline energy resolution of σ_{E}=3.86±0.04(stat)_{-0.00}^{+0.19}(syst) eV. This exclusion analysis sets the most st…
View article: Erratum: Constraints on dark photons and axionlike particles from the SuperCDMS Soudan experiment [Phys. Rev. D <b>101</b>, 052008 (2020)]
Erratum: Constraints on dark photons and axionlike particles from the SuperCDMS Soudan experiment [Phys. Rev. D <b>101</b>, 052008 (2020)] Open
Received 11 January 2021DOI:https://doi.org/10.1103/PhysRevD.103.039901Published by the American Physical Society under the terms of the Creative Commons Attribution 4.0 International license. Further distribution of this work must maintai…
View article: Constraints on low-mass, relic dark matter candidates from a surface-operated SuperCDMS single-charge sensitive detector
Constraints on low-mass, relic dark matter candidates from a surface-operated SuperCDMS single-charge sensitive detector Open
This article presents an analysis and the resulting limits on light dark matter inelastically scattering off of electrons, and on dark photon and axionlike particle absorption, using a second-generation SuperCDMS high-voltage eV-resolution…
View article: Constraints on dark photons and axionlike particles from the SuperCDMS Soudan experiment
Constraints on dark photons and axionlike particles from the SuperCDMS Soudan experiment Open
We present an analysis of electron recoils in cryogenic germanium detectors operated during the
\nSuperCDMS Soudan experiment. The data are used to set new constraints on the axioelectric coupling of
\naxionlike particles and the kinetic m…
View article: Search for low-mass dark matter with CDMSlite using a profile likelihood fit
Search for low-mass dark matter with CDMSlite using a profile likelihood fit Open
The Cryogenic Dark Matter Search low ionization threshold experiment (CDMSlite) searches for interactions between dark matter particles and germanium nuclei in cryogenic detectors. The experiment has achieved a low energy threshold with im…
View article: Erratum: First Dark Matter Constraints from a SuperCDMS Single-Charge Sensitive Detector [Phys. Rev. Lett. <b>121</b>, 051301 (2018)]
Erratum: First Dark Matter Constraints from a SuperCDMS Single-Charge Sensitive Detector [Phys. Rev. Lett. <b>121</b>, 051301 (2018)] Open
This corrects the article DOI: 10.1103/PhysRevLett.121.051301.
View article: Energy loss due to defect formation from 206Pb recoils in SuperCDMS germanium detectors
Energy loss due to defect formation from 206Pb recoils in SuperCDMS germanium detectors Open
The Super Cryogenic Dark Matter Search experiment at the Soudan Underground Laboratory studied energy loss associated with defect formation in germanium crystals at mK temperatures using in situ 210Pb sources. We examine the spectrum of 20…
View article: Production rate measurement of Tritium and other cosmogenic isotopes in Germanium with CDMSlite
Production rate measurement of Tritium and other cosmogenic isotopes in Germanium with CDMSlite Open
View article: First Dark Matter Constraints from a SuperCDMS Single-Charge Sensitive Detector
First Dark Matter Constraints from a SuperCDMS Single-Charge Sensitive Detector Open
We present the first limits on inelastic electron-scattering dark matter and dark photon absorption using a prototype SuperCDMS detector having a charge resolution of 0.1 electron-hole pairs (CDMS HVeV, a 0.93 g CDMS high-voltage device). …
View article: Development of a Massive, Highly Multiplexible, Phonon-Mediated Particle Detector Using Kinetic Inductance Detectors
Development of a Massive, Highly Multiplexible, Phonon-Mediated Particle Detector Using Kinetic Inductance Detectors Open
View article: Low-mass dark matter search with CDMSlite
Low-mass dark matter search with CDMSlite Open
The SuperCDMS experiment is designed to directly detect weakly interacting massive particles (WIMPs) that may constitute the dark matter in our Galaxy. During its operation at the Soudan Underground Laboratory, germanium detectors were run…
View article: Low-mass dark matter search with CDMSlite
Low-mass dark matter search with CDMSlite Open
The SuperCDMS experiment is designed to directly detect weakly interacting massive particles (WIMPs) that may constitute the dark matter in our Galaxy. During its operation at the Soudan Underground Laboratory, germanium detectors were run…