论文标题

基于空间的近似中微子检测器的概念

Concept for a Space-based Near-Solar Neutrino Detector

论文作者

Solomey, N., Folkerts, J., Meyer, H., Gimar, C., Novak, J., Doty, B., English, T., Buchele, L., Nelsen, A., McTaggart, R., Christl, M.

论文摘要

直到最近才探索将中微子检测器放在太阳近距离轨道的概念。主要的科学回报是极大地增强我们对太阳能内部的理解,这是NASA的主要目标。初步计算表明,这种航天器(如果正确屏蔽)可以在空间环境中运行,同时从中微子相互作用中获取数据。这些相互作用可以通过使用双脉冲签名来区分太阳电磁排放,银河电荷射线和伽马射线的随机背景速率。该项目的早期模拟表明,该否决模式在消除背景和确定中微子相互作用信号的75%以上的伽马射线相互作用和其他几乎100%其他相互作用的情况下取得了成功。因此,我们提出了一种探索和研究太阳的新工具。由于平方尺度的逆缩放,该仪器有可能在几个领域中胜过基于地球的实验,例如使无法从地球轨道获得测量值。

The concept of putting a neutrino detector in close orbit of the sun has been unexplored until very recently. The primary scientific return is to vastly enhance our understanding of the solar interior, which is a major NASA goal. Preliminary calculations show that such a spacecraft, if properly shielded, can operate in space environments while taking data from neutrino interactions. These interactions can be distinguished from random background rates of solar electromagnetic emissions, galactic charged cosmic-rays, and gamma-rays by using a double pulsed signature. Early simulations of this project have shown this veto schema to be successful in eliminating background and identifying the neutrino interaction signal in upwards of 75% of gamma ray interactions and nearly 100% of other interactions. Hence, we propose a new instrument to explore and study our sun. Due to inverse square scaling, this instrument has the potential to outperform earth-based experiments in several domains such as making measurements not accessible from the earth's orbit.

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