activity
20212026
most citedGaussian mixture model clustering algorithms for the analysis of high-precision mass measurements

54 citations · 82 across the 15 of their papers we have counts for

collaborators

15 papers

physics.ins-det2026

Experimental updates on development of accelerator-driven ion source at TRIUMF to benchmark Ba-tagging techniques for future neutrinoless double beta decay searches

D. Ray, M. Marquis, A. V. Balbuena +4

Neutrinoless double beta decay () could provide a way to probe physics beyond the Standard Model of particle physics. The proposed nEXO experiment aims to search for i…

nucl-ex2026

Precise Mass Measurement of the La-Ce-Pr isobaric chain

B. Liu, M. Brodeur, J. A. Clark +13

Penning trap mass measurements of La, Ce, and Pr were performed with the Canadian Penning Trap (CPT) at the CARIBU facility of Argonne National Laboratory u…

nucl-ex2025

Exploration for Astromers near Sn with the Canadian Penning Trap

A. A. Valverde, S. Cupp, A. Gross +26

Nuclear isomers can have significant impacts on astrophysical nucleosynthesis processes, with recent efforts demonstrating that the population of isomeric states with different hal…

nucl-ex2025

Astrophysical significance of the isomer Ag demonstrated through direct mass measurement

F. Rivero, M. Brodeur, J. A. Clark +18

The abundance of elements heavier than iron produced via the astrophysical rapid-neutron capture process depends sensitively on the atomic mass of the involved nuclei as well as th…

nucl-ex2024

Mass measurements of neutron-rich nuclides using the Canadian Penning Trap to inform predictions in the -process rare-earth peak region

D. Ray, N. Vassh, B. Liu +25

Studies aiming to determine the astrophysical origins of nuclei produced by the rapid neutron capture process ( process) rely on nuclear properties as inputs for simulations. Th…

nucl-ex2024

Precise Mass Measurement of the Longest Odd-Odd Chain of \boldmath Ground States

B. Liu, M. Brodeur, J. A. Clark +14

Precise mass measurements of the ground and isomeric states of the odd-odd Rh were performed using the Canadian Penning Trap at Argonne National Laborat…

nucl-ex2024★ 3 cited

Investigating the effects of precise mass measurements of Ru and Pd isotopes on machine learning mass modeling

W. S. Porter, B. Liu, D. Ray +19

Atomic masses are a foundational quantity in our understanding of nuclear structure, astrophysics and fundamental symmetries. The long-standing goal of creating a predictive global…

physics.ins-det2024★ 2 cited

Phase-Imaging Ion-Cyclotron-Resonance Mass Spectrometry with the Canadian Penning Trap at CARIBU

D. Ray, A. A. Valverde, M. Brodeur +9

The Canadian Penning Trap mass spectrometer (CPT) has conducted precision mass measurements of neutron-rich nuclides from the CAlifornium Rare Isotope Breeder Upgrade (CARIBU) of t…

nucl-ex2023★ 5 cited

Precise Mass Measurements of Isobars with the Canadian Penning Trap: Resolving the anomaly at Te

A. A. Valverde, F. G. Kondev, B. Liu +11

We report precision mass measurements of Sb, Te, and I, produced at CARIBU at Argonne National Laboratory's ATLAS facility and measured using the Cana…

physics.ins-det2023★ 1 cited

The Beta-decay Paul Trap Mk IV: Design and commissioning

L. Varriano, G. Savard, J. A. Clark +29

The Beta-decay Paul Trap is an open-geometry, linear trap used to measure the decays of Li and B to search for a tensor contribution to the weak interaction. In the latest…

physics.ins-det2023★ 2 cited

An integrated online radioassay data storage and analytics tool for nEXO

R. H. M. Tsang, A. Piepke, S. Al Kharusi +157

Large-scale low-background detectors are increasingly used in rare-event searches as experimental collaborations push for enhanced sensitivity. However, building such detectors, in…

nucl-ex2023★ 3 cited

'Searching for a needle in a haystack;' A Ba-tagging approach for an upgraded nEXO experiment

H. Rasiwala, K. Murray, Y. Lan +17

nEXO is a proposed experiment that will search for neutrinoless double-beta decay (0) in 5-tonnes of liquid xenon (LXe), isotopically enriched in Xe. A technique calle…

nucl-ex2022

Improved Limit on Tensor Currents in the Weak Interaction from Li Decay

M. T. Burkey, G. Savard, A. T. Gallant +28

The electroweak interaction in the Standard Model (SM) is described by a pure vector-axial-vector structure, though any Lorentz-invariant component could contribute. In this work,…

nucl-ex2022★ 12 cited

Precise Q value measurements of Ag and Cd with the Canadian Penning trap for evaluation of potential ultra-low Q value -decays

Nadeesha D. Gamage, Rachel Sandler, Fritz Buchinger +8

An ultra-low Q value -decay can occur from a parent nuclide to an excited state in the daughter with <1 keV. These decays are of interest for nuclear -decay theory a…

physics.comp-ph2021★ 54 cited

Gaussian mixture model clustering algorithms for the analysis of high-precision mass measurements

Colin M. Weber, Dwaipayan Ray, Adrian A. Valverde +2

The development of the phase-imaging ion-cyclotron resonance (PI-ICR) technique for use in Penning trap mass spectrometry (PTMS) increased the speed and precision with which PTMS e…