216 citations · 1.6k across the 61 of their papers we have counts for
63 papers
Future directions in nuclear decay at FRIB and beyond
Garrett B. King, Ayala Glick-Magid, Grigor Sargsyan +38
Motivated by the opportunities presented for studies relevant to nuclear structure, astrophysics, and fundamental symmetries with nuclear decay, the Facility for Rare Isotope B…
CAGE: An Internal Source Scanning Cryostat for HPGe Characterization
G. Othman, C. Wiseman, T. H. Burritt +8
The success of current and future-generation neutrinoless double beta decay experiments relies on the ability to eliminate or reduce extraneous backgrounds. In addition to construc…
Cyclotron Radiation Signal Characterization in Resonant Cavities for the Project 8 Neutrino Mass Experiment
A. Ashtari Esfahani, S. Bhagvati, H. P. Binney +60
Many experimental methods in physics require understanding radiation from single particles into non-trivial electromagnetic mode structures. Such characterization is critical for C…
First Results on the Search for Lepton Number Violating Neutrinoless Double Beta Decay with the LEGEND-200 Experiment
H. Acharya, N. Ackermann, M. Agostini +256
The LEGEND collaboration is searching for neutrinoless double beta () decay by operating high-purity germanium detectors enriched in Ge in a low-background liquid argo…
The MAJORANA DEMONSTRATOR experiment's construction, commissioning, and performance
N. Abgrall, E. Aguayo, I. J. Arnquist +108
Background: The MAJORANA DEMONSTRATOR , a modular array of isotopically enriched high-purity germanium (HPGe) detectors, was constructed to demonstrate backgrounds low enough to ju…
Rare multi-nucleon decays with the full data sets of the Majorana Demonstrator
I. J. Arnquist, F. T. Avignone, A. S. Barabash +39
The Majorana Demonstrator was an ultra-low-background experiment designed for neutrinoless double-beta decay () investigation in Ge. Located at the Sanford Underground…
Final Results of the MAJORANA DEMONSTRATOR's Search for Double-Beta Decay of Ge to Excited States of Se
I. J. Arnquist, F. T. Avignone, A. S. Barabash +45
Ge can decay into three possible excited states of Se, with the emission of two or, if the neutrino is Majorana, zero neutrinos. None of these six transitions ha…
An assay-based background projection for the MAJORANA DEMONSTRATOR using Monte Carlo Uncertainty Propagation
I. J. Arnquist, F. T. Avignone, A. S. Barabash +53
The background index is an important quantity which is used in projecting and calculating the half-life sensitivity of neutrinoless double-beta decay () experiments. A novel…
Characterization of Silicon Photomultiplier Photon Detection Efficiency at Liquid Nitrogen Temperature
S. Borden, J. A. Detwiler, W. Pettus +1
The detection of individual photons at cryogenic temperatures is of interest to many experiments searching for physics beyond the Standard Model. Silicon photomultipliers (SiPMs) a…
Majorana Demonstrator Data Release for AI/ML Applications
I. J. Arnquist, F. T. Avignone, A. S. Barabash +57
The enclosed data release consists of a subset of the calibration data from the Majorana Demonstrator experiment. Each Majorana event is accompanied by raw Germanium detector wavef…
Constraints on the decay of Ta
I. J. Arnquist, F. T. Avignone, A. S. Barabash +56
Ta is a rare nuclear isomer whose decay has never been observed. Its remarkably long lifetime surpasses the half-lives of all other known and electron capture decays d…
Energy Calibration of Germanium Detectors for the MAJORANA DEMONSTRATOR
I. J. Arnquist, F. T. Avignone, A. S. Barabash +53
The MAJORANA DEMONSTRATOR was a search for neutrinoless double-beta decay () in the Ge isotope. It was staged at the 4850-foot level of the Sanford Underground Researc…
Cyclotron Radiation Emission Spectroscopy of Electrons from Tritium Beta Decay and Kr Internal Conversion
Project 8 Collaboration, A. Ashtari Esfahani, S. Böser +54
Project 8 has developed a novel technique, Cyclotron Radiation Emission Spectroscopy (CRES), for direct neutrino mass measurements. A CRES-based experiment on the beta spectrum of…
Neutrinoless Double Beta Decay
C. Adams, K. Alfonso, C. Andreoiu +229
This White Paper, prepared for the Fundamental Symmetries, Neutrons, and Neutrinos Town Meeting related to the 2023 Nuclear Physics Long Range Plan, makes the case for double beta…
SYNCA: A Synthetic Cyclotron Antenna for the Project 8 Collaboration
A. Ashtari Esfahani, S. Böser, N. Buzinsky +42
Cyclotron Radiation Emission Spectroscopy (CRES) is a technique for measuring the kinetic energy of charged particles through a precision measurement of the frequency of the cyclot…
Tritium Beta Spectrum and Neutrino Mass Limit from Cyclotron Radiation Emission Spectroscopy
Project 8 Collaboration, A. Ashtari Esfahani, S. Böser +56
The absolute scale of the neutrino mass plays a critical role in physics at every scale, from the particle to the cosmological. Measurements of the tritium endpoint spectrum have p…
Modeling Backgrounds for the MAJORANA DEMONSTRATOR
C. R. Haufe, I. J. Arnquist, F. T. Avignone +55
The MAJORANA DEMONSTRATOR is a neutrinoless double-beta decay () experiment containing 30 kg of p-type point contact germanium detectors enriched to 88% in 76Ge and $\s…
Charge Trapping and Energy Performance of the MAJORANA DEMONSTRATOR
I. J. Arnquist, F. T. Avignone, A. S. Barabash +55
P-type point contact (PPC) high-purity germanium detectors are an important technology in astroparticle and nuclear physics due to their superb energy resolution, low noise, and pu…
Interpretable Boosted Decision Tree Analysis for the Majorana Demonstrator
I. J. Arnquist, F. T. Avignone, A. S. Barabash +52
The Majorana Demonstrator is a leading experiment searching for neutrinoless double-beta decay with high purity germanium detectors (HPGe). Machine learning provides a new way to m…
Final Result of the MAJORANA DEMONSTRATOR's Search for Neutrinoless Double- Decay in Ge
I. J. Arnquist, F. T. Avignone, A. S. Barabash +57
The MAJORANA DEMONSTRATOR searched for neutrinoless double- decay () of Ge using modular arrays of high-purity Ge detectors operated in vacuum cryostats in a low-ba…
Exotic dark matter search with the Majorana Demonstrator
I. J. Arnquist, F. T. Avignone, A. S. Barabash +56
With excellent energy resolution and ultra-low level radiogenic backgrounds, the high-purity germanium detectors in the Majorana Demonstrator enable searches for several classes of…
Search for solar axions via axion-photon coupling with the Majorana Demonstrator
I. J. Arnquist, F. T. Avignone, A. S. Barabash +55
Axions were originally proposed to explain the strong-CP problem in QCD. Through the axion-photon coupling, the Sun could be a major source of axions, which could be measured in so…
The Project 8 Neutrino Mass Experiment
Project 8 Collaboration, A. Ashtari Esfahani, S. Böser +45
Measurements of the spectrum of tritium give the most precise direct limits on neutrino mass. Project 8 will investigate neutrino mass using Cyclotron Radiation Emission Spec…
Experimental study of 13C(α,n)16O reactions in the Majorana Demonstrator calibration data
MAJORANA Collaboration, I. J. Arnquist, F. T. Avignone +55
Neutron captures and delayed decays of reaction products are common sources of backgrounds in ultra-rare event searches. In this work, we studied C(O reactions in…