论文标题

开发具有980%相对效率的HPGE检测器阵列

Development of an array of HPGe detectors with 980% relative efficiency

论文作者

Leonard, D. S., Hahn, I. S., Kang, W. G., Kazalov, V., Kim, G. W., Kim, Y. D., Lee, E. K., Lee, M. H., Park, S. Y., Sala, E.

论文摘要

寻找新的物理推动实验以寻找越来越罕见的相互作用。结果,探测器需要提高灵敏度和特异性,并且必须筛选材料,以实现自然存在的背景产生放射性。此外,用于筛查的检测器必须接近物理搜索探测器本身的敏感性,从而激发了能够进行物理搜索和背景筛查的探测器的迭代发展。我们报告了一个名为Cage(葡萄园杯阵列)的小说,低背景的设计,安装和性能,该设计名为Cage(杯库阵列),该仪表板安装在韩国的Yangyang Underground实验室。

Searches for new physics push experiments to look for increasingly rare interactions. As a result, detectors require increasing sensitivity and specificity, and materials must be screened for naturally occurring, background-producing radioactivity. Furthermore the detectors used for screening must approach the sensitivities of the physics-search detectors themselves, thus motivating iterative development of detectors capable of both physics searches and background screening. We report on the design, installation, and performance of a novel, low-background, fourteen-element high-purity germanium detector named the CAGe (CUP Array of Germanium), installed at the Yangyang underground laboratory in Korea.

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