用于 Nab 实验中硅探测器的气态氦冷却系统
仪器与探测器
2026-01-09 v1 核实验
摘要
Nab 实验旨在提取中子 衰变关联系数 'a' 和 'b'。这将通过一台 7 m 高的电磁能谱仪来完成，该能谱仪用于测量电子能量和质子动量。中子 衰变产生的电子和质子的探测将使用大面积、厚、高度分段的单晶硅探测器进行。这些探测器及 accompanying 电子学将通过一个循环气态氦冷却系统冷却至 150 K 以下，稳定性为 +/- 0.5 K。我们将阐述 Nab 实验中探测器冷却的需求，并讨论该冷却系统的设计与性能。
引用
@article{arxiv.2601.05115,
title = {A gaseous-helium cooling system for silicon detectors in the Nab experiment},
author = {Love Richburg and Noah Birge and Nadia Fomin and Grant Riley and Josh Pierce and John Ramsey and Wolfgang Schreyer and Seppo Penttila and Isaiah Wallace and Di'Arra Mostella and Aaron Jezghani and Alexander Saunders and Americo Salas Bacci and Ariella Atencio and August Mendelsohn and Austin Nelsen and Bryan Zeck and Christopher Crawford and Corey Gilbert and David Mathews and Deion Fellers and Duncan Fuehne and Erick Smith and Francisco Gonzalez and Glenn Randall and Himal Acharya and Huangxing Li and Hunter Presley and Jackie Mirabal and Jason Fry and Jin Ha Choi and Jordan O'Kronley and Josh Hamblen and Leah Broussard and Mark Makela and Nick Macsai and Pat McGaughey and Rebecca Godri and Ricardo Alarcon and Russell Mammei and Sean Hollander and Skylar Clymer and Zachary Garman},
journal= {arXiv preprint arXiv:2601.05115},
year = {2026}
}