论文标题

声子介导的高压检测器,背景排斥对低质量暗物质和反应堆相干中微子散射实验

Phonon-mediated High-voltage Detector with Background Rejection for Low-mass Dark Matter and Reactor Coherent Neutrino Scattering Experiments

论文作者

Neog, H., Mahapatra, R., Mirabolfathi, N., Platt, M., Jastram, A., Agnolet, G., Kubik, A., Chen, H., Mohanty, B.

论文摘要

我们报告了声子介导的硅探测器技术的首次演示,该硅检测器技术在低压区域提供了主要的声子测量,以及通过Neganov-Trofimov-Luke在高电压区域中通过Neolithic Crystal中的高电压区域中的Neganov-Trofimov-Luke放大对电离信号的同时间接测量。我们表达了电荷和声子在检测器的两个阶段之间的表征以及在低能量下产生的背景歧视能力。这项新的检测器技术有可能显着增强暗物质和相干中微子散射实验的灵敏度,超出了当前技术的能力,这些技术在低能量时具有限制。

We report the first demonstration of a phonon-mediated silicon detector technology that provides a primary phonon measurement in a low-voltage region, and a simultaneous indirect measurement of the ionization signal through Neganov-Trofimov-Luke amplification in a high voltage region, both in a monolithic crystal. We present characterization of charge and phonon transport between the two stages of the detector and the resulting background discrimination capability at low energies. This new detector technology has the potential to significantly enhance the sensitivity of dark matter and coherent neutrino scattering experiments beyond the capabilities of current technologies that have limited discrimination at low energies.

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