Search Results - "Romani, Roger K"
-
1
A stress-induced source of phonon bursts and quasiparticle poisoning
Published in Nature communications (31-07-2024)“…The performance of superconducting qubits is degraded by a poorly characterized set of energy sources breaking the Cooper pairs responsible for…”
Get full text
Journal Article -
2
Aluminum Relaxation as the Source of Excess Low Energy Events in Low Threshold Calorimeters
Published 26-09-2024“…J. Appl. Phys. 136, 124502 (2024) A previously unexplained background called the Low Energy Excess (LEE) has negatively impacted the reach of a variety of low…”
Get full text
Journal Article -
3
A Transition Edge Sensor Operated in Coincidence with a High Sensitivity Phonon Veto for Photon Coupled Rare Event Searches
Published 20-08-2024“…Experimental searches for axions or dark photons that couple to the standard model photon require photosensors with low noise, broadband sensitivity, and near…”
Get full text
Journal Article -
4
Low Energy Backgrounds and Excess Noise in a Two-Channel Low-Threshold Calorimeter
Published 21-10-2024“…We describe observations of low energy excess (LEE) events (background events observed in all light dark matter direct detection calorimeters) and noise in a…”
Get full text
Journal Article -
5
A Stress Induced Source of Phonon Bursts and Quasiparticle Poisoning
Published 14-08-2024“…Nat. Commun. 15, 6444 (2024) The performance of superconducting qubits is degraded by a poorly characterized set of energy sources breaking the Cooper pairs…”
Get full text
Journal Article