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19942026
most citedCP2K: An Electronic Structure and Molecular Dynamics Software Package -- Quickstep: Efficient and Accurate Electronic Structure Calculations

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nucl-ex2025★ 3 cited

Constraining the Synthesis of the Lightest p Nucleus 74Se

A. Tsantiri, A. Spyrou, E. C. Good +42

We provide the first experimental cross section of the reaction to constrain one of the main destruction mechanisms of the p nucleus $^{74}\text…

nucl-ex2025

Enhanced Tritium Production in Irradiated TiD2 from Collisional Fusion in the Solid-State

Andrew K. Gillespie, Cuikun Lin, Ian Jones +6

Ongoing research in new nuclear mechanisms hold the potential for beneficial developments in nuclear power cycle designs. Recent reports investigated the possibility of lattice dyn…

nucl-ex2025

Enhanced sensitivity to trace U impurity of sapphire via coincidence neutron activation analysis

D. Chernyak, I. J. Arnquist, T. Daniels +9

Sapphire has mechanical and electrical properties that are advantageous for the construction of internal components of radiation detectors such as time projection chambers and bolo…

nucl-ex2025★ 5 cited

Universal Effective Charges in the and Shells

T. H. Ogunbeku, J. M. Allmond, T. J. Gray +79

The 247-keV state in Sc, populated in the decay of Ca, is reported here as a nanosecond isomer with a half-life of 26.0(22) ns. The state is interpreted as the $1…

nucl-ex2025★ 2 cited

Extreme Shape Coexistence Observed in Co

Cade Dembski, Artemis Spyrou, B. Alex Brown +22

The shape of the atomic nucleus is a property which underpins our understanding of nuclear systems, impacts the limits of nuclear existence, and enables probes of physics beyond th…

nucl-ex2024★ 11 cited

Enhanced production of 60Fe in massive stars

A. Spyrou, D. Richman, A. Couture +23

Massive stars are a major source of chemical elements in the cosmos, ejecting freshly produced nuclei through winds and core-collapse supernova explosions into the interstellar med…

nucl-ex2024★ 1 cited

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…

nucl-ex2024★ 3 cited

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…

nucl-ex2024

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…

nucl-ex2024

Larmor Power Limit for Cyclotron Radiation of Relativistic Particles in a Waveguide

N. Buzinsky, R. J. Taylor, W. Byron +25

Cyclotron radiation emission spectroscopy (CRES) is a modern technique for high-precision energy spectroscopy, in which the energy of a charged particle in a magnetic field is meas…

nucl-ex2023★ 21 cited

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…

nucl-ex2023★ 31 cited

Demonstration of neutrinoless double beta decay searches in gaseous xenon with NEXT

NEXT Collaboration, P. Novella, M. Sorel +112

The NEXT experiment aims at the sensitive search of the neutrinoless double beta decay in Xe, using high-pressure gas electroluminescent time projection chambers. The NEXT-…

nucl-ex2023★ 15 cited

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…

nucl-ex2022★ 91 cited

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…

nucl-ex2022★ 14 cited

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…

nucl-ex2022★ 51 cited

Horizons: Nuclear Astrophysics in the 2020s and Beyond

H. Schatz, A. D. Becerril Reyes, A. Best +162

Nuclear Astrophysics is a field at the intersection of nuclear physics and astrophysics, which seeks to understand the nuclear engines of astronomical objects and the origin of the…

nucl-ex2022★ 3 cited

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…

nucl-ex2022★ 6 cited

Search for charge nonconservation and Pauli exclusion principle violation with the Majorana Demonstrator

MAJORANA Collaboration, I. J. Arnquist, F. T. Avignone +55

Charge conservation and the Pauli exclusion principle result from fundamental symmetries in the standard model of particle physics, and are typically taken as axiomatic. High-preci…

nucl-ex2021★ 31 cited

Measurement of the Xe two-neutrino double beta decay half-life via direct background subtraction in NEXT

NEXT Collaboration, P. Novella, M. Sorel +107

We report a measurement of the half-life of the Xe two-neutrino double beta decay performed with a novel direct background subtraction technique. The analysis relies on t…

nucl-ex2021★ 5 cited

Signatures of muonic activation in the Majorana Demonstrator

I. J. Arnquist, F. T. Avignone, A. S. Barabash +55

Experiments searching for very rare processes such as neutrinoless double-beta decay require a detailed understanding of all sources of background. Signals from radioactive impurit…

nucl-ex2021★ 166 cited

NEXO: Neutrinoless double beta decay search beyond year half-life sensitivity

nEXO Collaboration, G. Adhikari, S. Al Kharusi +158

The nEXO neutrinoless double beta decay experiment is designed to use a time projection chamber and 5000 kg of isotopically enriched liquid xenon to search for the decay in $^{136}…

nucl-ex2020★ 11 cited

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 +60

The Majorana Demonstrator is a neutrinoless double-beta decay search consisting of a low-background modular array of high-purity germanium detectors, of which are enriche…

nucl-ex2019★ 4 cited

Results of the MAJORANA DEMONSTRATOR's Search for Double-Beta Decay of Ge to Excited States of Se

I. S. Guinn, I. J. Arnquist, F. T. Avignone +57

The MAJORANA DEMONSTRATOR is searching for double-beta decay of Ge to excited states (E.S.) in Se using a modular array of high purity Germanium detectors. Ge…

nucl-ex2019★ 13 cited

Cyclotron Radiation Emission Spectroscopy Signal Classification with Machine Learning in Project 8

A. Ashtari Esfahani, S. Boser, N. Buzinsky +32

The Cyclotron Radiation Emission Spectroscopy (CRES) technique pioneered by Project 8 measures electromagnetic radiation from individual electrons gyrating in a background magnetic…