论文标题

皮埃尔螺旋钻天文台的倾斜淋浴的无线电检测

The Radio detection of inclined showers at the Pierre Auger Observatory

论文作者

de Jong, Sijbrand

论文摘要

能量> 10 EEV的超高能量宇宙射线(UHECR)定期到达地球,但是它们的来源,加速机制,通过宇宙传播的细节以及粒子组成仍然是奥秘。此外,与模拟相比,它们与大气的相互作用显示出意外的高音通量。为了解决这些问题,Pierre Auger天文台是一种混合3000平方KM地面宇宙射线检测器,正在升级,特别是增加了一个全新的检测层,以测量广泛的空气淋浴器的射频发射。该无线电检测器将诸如螺旋钻工程无线电阵列等早期无线电阵列中开发的垂直淋浴技术扩展到水平阵雨,其精度有望与现有的地面阵列技术相似。它将为倾斜的淋浴提供一种新颖的测量,并与其他技术互补。介绍了检测技术的详细信息,整个1660电台无线电检测器的设计和生产以及在解决UHECR Astroparticle物理中解决的开放问题时的预期覆盖范围。

Ultra-high-energy cosmic rays (UHECR), of energy >10 EeV, arrive at the Earth regularly, but their sources, acceleration mechanisms, details of propagation through the universe, and particle composition remain mysteries. In addition, their interactions with the atmosphere show an unexpectedly high muon flux compared to simulations. To address these issues, the Pierre Auger Observatory, a hybrid 3000 square km ground based cosmic ray detector, is being upgraded, notably adding a completely new detection layer to measure the radio frequency emission of extensive air showers. This Radio Detector extends the vertical shower techniques developed in earlier radio arrays, such as the Auger Engineering Radio Array, to horizontal showers, with a precision that is expected to be similar to existing ground array techniques. It will provide a novel measurement for inclined showers, complementary to the other techniques. Details of the detection technique, the design and production of the full 1660 station Radio Detector and the expected reach in addressing the open questions in UHECR astroparticle physics are presented.

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