216 citations · 563 across the 15 of their papers we have counts for
16 papers
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…
Development of Planar P-type Point Contact Germanium Detectors for Low-Mass Dark Matter Searches
W. -Z. Wei, H. Mei, K. Kooi +5
The detection of low-energy deposition in the range of sub-eV through ionization using germanium (Ge) with a bandgap of 0.7 eV requires internal amplification of charge signa…
Implication of the Temperature-Dependent Charge Barrier Height of Amorphous Germanium Contact Detector in Searching for Rare Event Physics
R. Panth, W. -Z. Wei, D. -M. Mei +7
The exploration of germanium (Ge) detectors with amorphous Ge (a-Ge) contacts has drawn attention to the searches for rare-event physics such as dark matter and neutrinoless double…
The LUX-ZEPLIN (LZ) radioactivity and cleanliness control programs
D. S. Akerib, C. W. Akerlof, D. Yu. Akimov +387
LUX-ZEPLIN (LZ) is a second-generation direct dark matter experiment with spin-independent WIMP-nucleon scattering sensitivity above cm for a WIMP mass…
Impact of Charge Trapping on the Energy Resolution of Ge Detectors for Rare-Event Physics Searches
D. -M. Mei, R. B Mukund, W. -Z. Wei +14
Charge trapping degrades the energy resolution of germanium (Ge) detectors, which require to have increased experimental sensitivity in searching for dark matter and neutrinoless d…
The Large Enriched Germanium Experiment for Neutrinoless Double Beta Decay (LEGEND)
LEGEND Collaboration, N. Abgrall, A. Abramov +230
The observation of neutrinoless double-beta decay (0) would show that lepton number is violated, reveal that neutrinos are Majorana particles, and provide information on neutr…
Direct Detection of MeV-Scale Dark Matter Utilizing Germanium Internal Amplification for the Charge Created by the Ionization of Impurities
D. -M. Mei, G. -J. Wang, H. Mei +7
Light, MeV-scale dark matter (DM) is an exciting DM candidate that is undetectable by current experiments. A germanium (Ge) detector utilizing internal charge amplification for the…
Cosmogenic Activation of Germanium Used for Tonne-Scale Rare Event Search Experiments
W. -Z. Wei, D. -M. Mei, C. Zhang
We report a comprehensive study of cosmogenic activation of germanium used for tonne-scale rare event search experiments. The germanium exposure to cosmic rays on the Earth's surfa…
LUX-ZEPLIN (LZ) Technical Design Report
B. J. Mount, S. Hans, R. Rosero +259
In this Technical Design Report (TDR) we describe the LZ detector to be built at the Sanford Underground Research Facility (SURF). The LZ dark matter experiment is designed to achi…
Identification of Radiopure Titanium for the LZ Dark Matter Experiment and Future Rare Event Searches
D. S. Akerib, C. W. Akerlof, D. Yu. Akimov +202
The LUX-ZEPLIN (LZ) experiment will search for dark matter particle interactions with a detector containing a total of 10 tonnes of liquid xenon within a double-vessel cryostat. Th…
Discrimination of nuclear and electronic recoil events using plasma effect in germanium detectors
W. -Z. Wei, J. Liu, D. -M. Mei
We report a new method of using the plasma time difference, which results from the plasma effect, between the nuclear and electronic recoil events in high-purity germanium detector…
Average Energy Expended Per e-h Pair and Energy Scale Function for Germanium-Based Dark Matter Experiments
W. -Z. Wei, L. Wang, D. -M. Mei
We report a new result of the temperature-dependent average energy expended per electron-hole (e-h) pair, , for germanium detectors. Applying energy partition mechanis…
Impact of Low-Energy Response to Nuclear Recoils in Dark Matter Detectors
D. -M. Mei, W. -Z. Wei, L. Wang
We report an absolute energy response function to electronic and nuclear recoils for germanium and liquid xenon detectors. As a result, we show that the detection energy threshold…
LUX-ZEPLIN (LZ) Conceptual Design Report
The LZ Collaboration, D. S. Akerib, C. W. Akerlof +192
The design and performance of the LUX-ZEPLIN (LZ) detector is described as of March 2015 in this Conceptual Design Report. LZ is a second-generation dark-matter detector with the p…
Measuring Double-Electron Capture with Liquid Xenon Experiments
D. -M. Mei, I. Marshall, W. -Z. Wei +1
We investigate the possibilities of observing the decay mode for Xe in which two electrons are captured, two neutrinos are emitted, and the final daughter nucleus is in its…
Ionization Efficiency Study for Low Energy Nuclear Recoils in Germanium
D. Barker, W. -Z. Wei, D. -M. Mei +1
We used the internal conversion ( transition) of germanium-72 to indirectly measure the low energy nuclear recoils of germanium. Together with a reliable Monte Carlo package,…