5-9 October 2020
Online
Europe/Moscow timezone
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Triboelectric effect in radio detectors of astrophysical experiments in Antarctica

6 Oct 2020, 17:40
15m
Astroparticle (Zoom)

Astroparticle

Zoom

https://zoom.us/j/93789737997
Oral talk Astroparticle physics Astroparticle Physics

Speakers

Ms. Maria Mikhailova Дэвид Бессон (NRNU MEPhI)

Description

Astrophysical experiments in Antarctica use radio detection of cosmic rays and neutrinos. Radio waves are produced via the Askaryan effect from neutrino-induced cascades in the South Pole ice. In this work, the triboelectric effect as a possible source of background for such neutrino experiments is studied. The friction on the ice surface during high wind may result in static discharge, which causes the emission of radio waves.
The results of correlations between wind speed and event rate are represented here. The data used were from the RICE experiment (2002-2010) and the AURA experiment (2010), including an analysis of radio signals that were detected during times of high winds. The location of sources is also discussed.

Primary authors

Presentation Materials

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