Nils Heyer
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View article: Probing the Firn Refractive Index Profile Using Antenna Response
Probing the Firn Refractive Index Profile Using Antenna Response Open
We present a novel methodology for extracting firn ice properties using reflection coefficients (`S11') of antennas lowered into boreholes. Experiments like the Radio Neutrino Observatory in Greenland (RNO-G) require precise firn index of …
View article: Construction, commissioning and operation of the Radio Neutrino Observatory in Greenland (RNO-G)
Construction, commissioning and operation of the Radio Neutrino Observatory in Greenland (RNO-G) Open
The Radio Neutrino Observatory Greenland (RNO-G) is searching for Askaryan radio signals from ultra-high-energy neutrinos ($E \ge 100\,$PeV) interacting in ice. RNO-G is currently under construction near the apex of the Greenland ice sheet…
View article: Observation of Radio Solar Flares in RNO-G
Observation of Radio Solar Flares in RNO-G Open
The Radio Neutrino Observatory - Greenland (RNO-G) is a multipurpose experiment that extends its scope to sciences like solar heliophysics and radioglaciology beyond its primary focus to detect ultra-high energy neutrinos and cosmic rays. …
View article: The Radio Neutrino Observatory Greenland (RNO-G)
The Radio Neutrino Observatory Greenland (RNO-G) Open
The Radio Neutrino Observatory Greenland (RNO-G) is being constructed at Summit Station in Greenland. It seeks to detect the radio emission of neutrinos interacting in the 3~km thick ice. Radio detection of neutrinos is sensitive to neutri…
View article: Identifying Cosmic Ray Radio Emission in RNO-G’s Deep Antennas
Identifying Cosmic Ray Radio Emission in RNO-G’s Deep Antennas Open
Ultra-high-energy neutrinos are an invaluable messenger for learning about the most energetic and distant astrophysical processes in the universe. Detecting them is challenging due to their extremely low flux and small cross section, neces…
View article: Calibration of the Radio Neutrino Observatory in Greenland using thermal noise
Calibration of the Radio Neutrino Observatory in Greenland using thermal noise Open
The Radio Neutrino Observatory in Greenland (RNO-G) aims to detect ultra-high-energy astro- physical neutrinos (E > 100 PeV). These neutrinos interact with the Greenlandic ice sheet, generating a particle cascade that emits radiation in th…
View article: Simulation of In-ice Askaryan Radiation from Air Shower Cores for Cosmic Rays Search with RNO-G.
Simulation of In-ice Askaryan Radiation from Air Shower Cores for Cosmic Rays Search with RNO-G. Open
The Radio Neutrino Observatory in Greenland (RNO-G) was designed to detect ultra-high energy neutrinos through Askaryan radiation. The detector utilizes radio antennas that are deployed both just below the ice surface and inside the ice bo…
View article: A Multi-Stage Machine Learning Approach to Cosmic Ray Detection in the RNO-G Experiment
A Multi-Stage Machine Learning Approach to Cosmic Ray Detection in the RNO-G Experiment Open
The Radio Neutrino Observatory-Greenland (RNO-G), deployed at Summit Station, Greenland, aims to detect ultra-high-energy (UHE) neutrinos. To maximize sensitivity, RNO-G operates with low trigger thresholds, leading to data dominated by ba…
View article: Cosmic-ray air showers as detected with the shallow antenna of RNO-G
Cosmic-ray air showers as detected with the shallow antenna of RNO-G Open
The Radio Neutrino Observatory Greenland (RNO-G) is an in-ice neutrino detector currently under construction on top of the Greenlandic ice sheet. Its primary goal is to achieve detection of neutrinos beyond energies of $\sim$ 10 PeV. Each …
View article: Deep learning reconstruction of neutrino direction, energy, and flavor with complete uncertainty predictions
Deep learning reconstruction of neutrino direction, energy, and flavor with complete uncertainty predictions Open
With the IceCube-Gen2 observatory under development and RNO-G under construction, the first detection of ultra-high-energy neutrinos is on the horizon making event reconstruction a priority. Here, we present a full reconstruction of the ne…
View article: Deep Learning Based Event Reconstruction for the IceCube-Gen2 Radio Detector
Deep Learning Based Event Reconstruction for the IceCube-Gen2 Radio Detector Open
The planned in-ice radio array of IceCube-Gen2 at the South Pole will provide unprecedented sensitivity to ultra-high-energy (UHE) neutrinos in the EeV range. The ability of the detector to measure the neutrino's energy and direction is of…
View article: Status and recent results from the Radio Neutrino Observatory in Greenland (RNO-G)
Status and recent results from the Radio Neutrino Observatory in Greenland (RNO-G) Open
The Radio Neutrino Observatory in Greenland (RNO-G) is an in-ice radio detector for the detection\nof ultra-high energy neutrinos beyond ∼10 PeV. The array is under construction and will consist\nof 35 stations, with the potential to make …
View article: Impact of Birefringence on In-Ice Radio Detectors of ultra-high-energy Neutrinos
Impact of Birefringence on In-Ice Radio Detectors of ultra-high-energy Neutrinos Open
The planned in-ice radio array of IceCube-Gen2 at the South Pole will provide unprecedented sensitivity to ultra-high-energy (UHE) neutrinos in the EeV range. A good understanding and modeling of the propagation of radio waves through the …
View article: Deep Learning Based Event Reconstruction for the IceCube-Gen2 Radio Detector
Deep Learning Based Event Reconstruction for the IceCube-Gen2 Radio Detector Open
The planned in-ice radio array of IceCube-Gen2 at the South Pole will provide unprecedented sensitivity to ultra-high-energy (UHE) neutrinos in the EeV range. The ability of the detector to measure the neutrino’s energy and direction is of…
View article: Birefringence: Effects and Implications for In-Ice Radio Detection of Neutrinos
Birefringence: Effects and Implications for In-Ice Radio Detection of Neutrinos Open
The detection of high-energy neutrinos in the EeV range requires new detection techniques to cope with the small expected flux. The radio detection method, utilizing Askaryan emission, can be used to detect these neutrinos in polar ice. Th…
View article: Searching for air showers with RNO-G
Searching for air showers with RNO-G Open
The Radio Neutrino Observatory - Greenland (RNO-G) is an in-ice neutrino detector, using radio emission to target the first measurement of neutrinos beyond PeV energies. In total 35 stations are planned for the detector, resulting in a det…
View article: Using NuRadioMC to study the performance of UHE radio neutrino detectors
Using NuRadioMC to study the performance of UHE radio neutrino detectors Open
NuRadioMC is an open-source, Python-based simulation and reconstruction framework for radio detectors of ultra-high energy neutrinos and cosmic rays. Its modular design makes NuRadioMC suitable for use with a range of past, current and fut…
View article: The Radio Neutrino Observatory Greenland (RNO-G): Status update
The Radio Neutrino Observatory Greenland (RNO-G): Status update Open
The Radio Neutrino Observatory in Greenland (RNO-G) is an in-ice radio detector for ultra-high energy neutrinos with the potential to make the first detection of a neutrino shower beyond $\sim$10 PeV via the Askaryan emission. With a proje…
View article: The Radio Neutrino Observatory Greenland: Status Update and Prospect for Air Showers
The Radio Neutrino Observatory Greenland: Status Update and Prospect for Air Showers Open
In the ultra-high-energy (UHE) regime, the low predicted neutrino fluxes are out of reach for currently running neutrino detectors. Larger instrumented volumes are needed to probe these low fluxes. The Radio Neutrino Observatory Greenland …
View article: First-principle calculation of birefringence effects for in-ice radio detection of neutrinos
First-principle calculation of birefringence effects for in-ice radio detection of neutrinos Open
The detection of high-energy neutrinos in the EeV range requires new detection techniques to cope with the small expected flux. The radio detection method, utilizing Askaryan emission, can be used to detect these neutrinos in polar ice. Th…