166 citations · 404 across the 23 of their papers we have counts for
23 papers
First observation of the fine structure of the Pygmy Dipole Resonance in a nucleus away from stability via the decay of Rb to Sr
P. Spagnoletti, M. Ramalho, S. Tahtela +52
A comprehensive -ray spectroscopy study of excited states in Sr populated via decay of Rb (, ~keV) was performed with the GRIFFIN spect…
Intruder structures in Si and Al
J. Williams, G. Hackman, K. Starosta +31
We have studied Si and Al using C(Ne,2p) and C(Ne,p) fusion-evaporation reactions. In both cases, we observed significant population of…
Investigation of the Excited States of Using the GRIFFIN Spectrometer at TRIUMF
N. K. Syeda, P. Spagnoletti, C. Andreoiu +43
The semi-magic isotopes display signs of shape coexistence in their excited states, which, in contrast to the spherical ground states, are defor…
Cross-shell excited configurations in the structure of 34Si
R. S. Lubna, A. B. Garnsworthy, Vandana Tripathi +23
The cross-shell excited states of Si have been investigated via -decays of the ground state and the isomeric state of Al. Since the valence protons and…
Identifying the spin trapped character of the Si isomeric state
J. Williams, G. Hackman, K. Starosta +30
The properties of a nanosecond isomer in Si, disputed in previous studies, depend on the evolution of proton and neutron shell gaps near the `island of inversion'. We have p…
Decay Spectroscopy of Eu: Quasiparticle Configurations of Excited States and Structure of = Band-heads in Gd
D. Yates, R. Kruecken, I. Dillmann +45
\noindent \textbf{Background:} Detailed spectroscopy of neutron-rich, heavy, deformed nuclei is of broad interest for nuclear astrophysics and nuclear structure. Nuclei in the r-pr…
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…
Cross Sections of the Rb(p,Sr and Kr(p,Rb Reactions at Energies Characteristic of the Astrophysical Process
M. Williams, B. Davids, G. Lotay +22
We have measured the cross section of the Rb(p,Sr radiative capture reaction in inverse kinematics using a radioactive beam of Rb at incident energies of 2.4…
First Evidence of Axial Shape Asymmetry and Configuration Coexistence in Zn: Suggestion for a Northern Extension of the Island of Inversion
M. Rocchini, P. E. Garrett, M. Zielinska +41
The excited states of Zn were investigated via -ray spectroscopy following Cu decay. By exploiting - angular correlation analysis, the , $3…
study of states in : Implications for new physics searches with xenon detectors
B. M. Rebeiro, S. Triambak, P. E. Garrett +21
We used the Ba reaction to carry out an in-depth study of states in Cs, up to around 2.5~MeV. In this work, we place emphasis on hitherto unobserved states b…
Performance of novel VUV-sensitive Silicon Photo-Multipliers for nEXO
G. Gallina, Y. Guan, F. Retiere +162
Liquid xenon time projection chambers are promising detectors to search for neutrinoless double beta decay (0), due to their response uniformity, monolithic sensitive volume,…
High-precision half-life determination of O via direct counting
S. Sharma, G. F. Grinyer, G. C. Ball +30
The half-life of the superallowed Fermi emitter O was determined to high precision via a direct counting experiment performed at the Isotope Separator and Accelera…
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}…
Reflectivity of VUV-sensitive Silicon Photomultipliers in Liquid Xenon
M. Wagenpfeil, T. Ziegler, J. Schneider +140
Silicon photomultipliers are regarded as a very promising technology for next-generation, cutting-edge detectors for low-background experiments in particle physics. This work prese…
High-Precision Branching Ratio Measurement and Spin Assignment Implications for Ga Superallowed Decay
A. D. MacLean, A. T. Laffoley, C. E. Svensson +48
A high-precision branching ratio measurement for the superallowed Fermi emitter Ga was performed with the Gamma-Ray Infrastructure for Fundamental Investigations of…
Absence of Low-Energy Shape Coexistence in Ge: The Nonobservation of a Proposed Excited 0 Level at 639 keV
F. H. Garcia, C. Andreoiu, G. C. Ball +28
The Ge structure was investigated in a high-statistics -decay experiment of Ga using the GRIFFIN spectrometer at TRIUMF-ISAC through , -, - and -…
Event Reconstruction in a Liquid Xenon Time Projection Chamber with an Optically-Open Field Cage
T. Stiegler, S. Sangiorgio, J. P. Brodsky +148
nEXO is a proposed tonne-scale neutrinoless double beta decay () experiment using liquid (LXe) in a Time Projection Chamber (TPC) to read out ionization and scin…
Reflectance of Silicon Photomultipliers at Vacuum Ultraviolet Wavelengths
P. Lv, G. F. Cao, L. J. Wen +148
Characterization of the vacuum ultraviolet (VUV) reflectance of silicon photomultipliers (SiPMs) is important for large-scale SiPM-based photodetector systems. We report the angula…
Measurements of electron transport in liquid and gas Xenon using a laser-driven photocathode
O. Njoya, T. Tsang, M. Tarka +153
Measurements of electron drift properties in liquid and gaseous xenon are reported. The electrons are generated by the photoelectric effect in a semi-transparent gold photocathode…
Reflectivity and PDE of VUV4 Hamamatsu SiPMs in Liquid Xenon
P. Nakarmi, I. Ostrovskiy, A. K. Soma +152
Understanding reflective properties of materials and photodetection efficiency (PDE) of photodetectors is important for optimizing energy resolution and sensitivity of the next gen…
Simulation of charge readout with segmented tiles in nEXO
Z. Li, W. R. Cen, A. Robinson +150
nEXO is a proposed experiment to search for the neutrino-less double beta decay () of Xe in a tonne-scale liquid xenon time projection chamber (TPC). The nEXO TPC wil…
The GRIFFIN Facility for Decay-Spectroscopy Studies at TRIUMF-ISAC
A. B. Garnsworthy, C. E. Svensson, M. Bowry +101
Gamma-Ray Infrastructure For Fundamental Investigations of Nuclei, GRIFFIN, is a new high-efficiency -ray spectrometer designed for use in decay spectroscopy experiments with lo…
High-Precision Half-life Measurement for the Superallowed Fermi Emitter Mg
M. R. Dunlop, C. E. Svensson, G. C. Ball +23
A high-precision half-life measurement for the superallowed Fermi emitter Mg was performed at the TRIUMF-ISAC facility using a 4 proportional gas counter. The resul…