SuperCDMS HVeV 检测器性能：亚 eV 能量分辨率与单电荷灵敏度
仪器与探测器
2026-01-26 v1 高能物理 - 实验
摘要
我们对新一代无热声单电荷灵敏 Si HVeV 检测器进行详尽表征，其中最佳样品实现了 612 meV 4 meV 基线分辨率。亚 eV 能量分辨率使我们能够精确测量单光子事件，揭示其能量损失为 0.81 eV 0.03 eV 每个电荷激发。我们证明这些检测器的噪声可由标准过渡边缘传感器噪声模型描述。我们也给出 45% 的本征声子收集效率上限，确立这些检测器目前为最高效的无热声检测器，仅受制于准粒子生成的固有限制。
引用
@article{arxiv.2601.16307,
title = {Performance of a SuperCDMS HVeV Detector with Sub-eV Energy Resolution and Single Charge-sensitivity},
author = {Kyle Kennard and Aditi Pradeep and Mason Buchanan and Hope Fu and Aviv Simchony and Qihua Wang and Emanuele Michielin and Taylor Aralis and Elspeth Cudmore and Priscilla Cushman and Miriam Diamond and Enectali Figueroa-Feliciano and Caleb Fink and Simon Harms and Bruce A. Hines and Ziqing Hong and Martin E. Huber and Andrew Kubik and Noah Kurinsky and Rupak Mahapatra and Valentina Novati and Lekhraj Pandey and Pratyush K. Patel and Weigeng Peng and Mark Platt and Ry Pressman-Cyna and Wolfgang Rau and Runze Ren and Tyler Reynolds and James Ryan and Tarek Saab and David Sadek and Benjamin Schmidt and Zoë Smith and Sidney Stevens and Kelly Stifter and Matthew Stukel and Julius Viol and Yongqi Wang and Matthew James Wilson and Betty Young and Stefan Zatschler and Hazal Zenger and Ariel Zuñiga-Reyes},
journal= {arXiv preprint arXiv:2601.16307},
year = {2026}
}
备注
17 pages, 11 figures