26–28 May 2025
Fletcher Landgoed Hotel Holthurnsche Hof
Europe/Amsterdam timezone

The Radar Echo Telescope (RET) and reconstructions for high energy cosmic ray air showers

27 May 2025, 11:45
15m
Fletcher Landgoed Hotel Holthurnsche Hof

Fletcher Landgoed Hotel Holthurnsche Hof

Zevenheuvelenweg 48A, 6571 CK Berg en Dal

Speaker

Krishna Nivedita Gopinath (Radboud university Nijmegen)

Description

The Radar Echo Telescope for Cosmic Rays (RET-CR) is a prototype experiment for the future neutrino detector, the Radar Echo Telescope for Neutrinos (RET-N). It is deployed at Summit Station in Greenland, with an entire data-taking run conducted in the summer of 2024.

RET-CR explores the possibility of the long-term goal for RET-N, hence advancing neutrino astronomy with new detection techniques, and providing new insights into high-energy particle interactions and their astrophysical origins.

This experiment utilises the radar technique to search for an in-ice secondary cascade produced when the core of a high-energy cosmic ray air shower propagates into the high-altitude ice sheet.

RET-CR, along with the in-ice radar system, includes five surface stations, each equipped with IceTop scintillator panels and a SKALA radio antenna. These surface stations trigger incoming cosmic ray air showers and independently reconstruct the arrival direction, primary energy, and core position. The radar search for secondary in-ice cascades and the properties obtained will be validated against the measurements from the surface stations.

This contribution focuses on the air shower reconstruction of cosmic ray parameters using the particle data.

Talk category NOVA Network 3
Preference for a talk or poster Talk
Talk preference for PhD students I am a 4th year PhD student. - No talk at NAC before

Primary author

Krishna Nivedita Gopinath (Radboud university Nijmegen)

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