137 citations · 944 across the 42 of their papers we have counts for
42 papers
Simulation of combined radio and radar signals at the Radar Echo Telescope for Cosmic Rays
K. Nivedita, I. Loudon, J. Loonen +29
To explore neutrino astronomy at high energies (> 10 PeV), the Radar Echo Telescope for Cosmic Rays (RET-CR) was developed to assess the feasibility of a radar technique for detect…
Trigger system for the Payload for Ultrahigh Energy Observations (PUEO) balloon-borne neutrino detector
Q. Abarr, J. Alfaro, P. Allison +67
The Payload for Ultrahigh Energy Observations (PUEO) is a NASA balloon-borne instrument for the detection of ultra-high energy (UHE) neutrinos with energies above $10^{17.5}~\textr…
Seasonal Variation of Polar Ice: Implications for Ultrahigh Energy Neutrino Detectors
Alexander Kyriacou, Steven Prohira, Dave Besson
The upper to of the polar ice sheet, called the firn, has a time-dependent density due to seasonal variations in the surface temperature, sn…
The Giant Radio Array for Neutrino Detection (GRAND) Collaboration -- Contributions to the 39th International Cosmic Ray Conference (ICRC 2025)
Jaime Álvarez-Muñiz, Rafael Alves Batista, Aurélien Benoit-Lévy +133
The Giant Radio Array for Neutrino Detection (GRAND) is an envisioned observatory of ultra-high-energy particles of cosmic origin, with energies in excess of 100 PeV. GRAND uses la…
Sensitivity of BEACON to Ultra-High Energy Diffuse and Transient Neutrinos
Andrew Zeolla, Jaime Alvarez-Muñiz, Sergio Cabana-Freire +16
Ultra-high energy neutrinos ( eV) can provide insight into the most powerful accelerators in the universe, however their flux is extremely low. The Beamforming Elevated…
Initial performance of the Radar Echo Telescope for Cosmic Rays, RET-CR
P. Allison, J. Beatty, D. Besson +28
The Radar Echo Telescope for Cosmic Rays (RET-CR), a pathfinder instrument for the radar echo method of ultrahigh energy (UHE) neutrino detection, was initially deployed near Summi…
The forest as a neutrino detector
Steven Prohira
The primary challenge in detecting ultrahigh energy (UHE) neutrinos with energies exceeding eV is to instrument a large enough volume to detect the extremely low flux, wh…
Macroscopic approach to the radar echo scatter from high-energy particle cascades
E. Huesca Santiago, K. D. de Vries, P. Allison +28
To probe the cosmic particle flux at the highest energies, large volumes of dense material like ice have to be monitored. This can be achieved by exploiting the radio signal. In th…
New Constraints on Macroscopic Dark Matter Using Radar Meteor Detectors
Pawan Dhakal, Steven Prohira, Christopher V. Cappiello +3
We show that dark-matter candidates with large masses and large nuclear interaction cross sections are detectable with terrestrial radar systems. We develop our results in close co…
Design and Initial Performance of the Prototype for the BEACON Instrument for Detection of Ultrahigh Energy Particles
D. Southall, C. Deaconu, V. Decoene +18
The Beamforming Elevated Array for COsmic Neutrinos (BEACON) is a planned neutrino telescope designed to detect radio emission from upgoing air showers generated by ultrahigh energ…
Detector Requirements for Model-Independent Measurements of Ultrahigh Energy Neutrino Cross Sections
Ivan Esteban, Steven Prohira, John F. Beacom
The ultrahigh energy range of neutrino physics (above ), as yet devoid of detections, is an open landscape with challenges to be met and discoveries to…
High-Energy and Ultra-High-Energy Neutrinos
Markus Ackermann, Sanjib K. Agarwalla, Jaime Alvarez-Muñiz +43
Astrophysical neutrinos are excellent probes of astroparticle physics and high-energy physics. With energies far beyond solar, supernovae, atmospheric, and accelerator neutrinos, h…
Tau Neutrinos in the Next Decade: from GeV to EeV
Roshan Mammen Abraham, Jaime Alvarez-Muñiz, Carlos A. Argüelles +63
Tau neutrinos are the least studied particle in the Standard Model. This whitepaper discusses the current and expected upcoming status of tau neutrino physics with attention to the…
Analysis of a Tau Neutrino Origin for the Near-Horizon Air Shower Events Observed by the Fourth Flight of the Antarctic Impulsive Transient Antenna (ANITA)
R. Prechelt, S. A. Wissel, A. Romero-Wolf +65
We study in detail the sensitivity of the Antarctic Impulsive Transient Antenna (ANITA) to possible point source fluxes detected via -lepton-induced air showers. This inve…
The Radar Echo Telescope for Cosmic Rays: Pathfinder Experiment for a Next-Generation Neutrino Observatory
S. Prohira, K. D. de Vries, P. Allison +25
The Radar Echo Telescope for Cosmic Rays (RET-CR) is a recently initiated experiment designed to detect the englacial cascade of a cosmic-ray initiated air shower via in-ice radar,…
Modeling in-ice radio propagation with parabolic equation methods
S. Prohira, C. Sbrocco, P. Allison +24
We investigate the use of parabolic equation (PE) methods for solving radio-wave propagation in polar ice. PE methods provide an approximate solution to Maxwell's equations, in con…
The Payload for Ultrahigh Energy Observations (PUEO): A White Paper
Q. Abarr, P. Allison, J. Ammerman Yebra +47
The Payload for Ultrahigh Energy Observations (PUEO) long-duration balloon experiment is designed to have world-leading sensitivity to ultrahigh-energy neutrinos at energies above…
A search for ultrahigh-energy neutrinos associated with astrophysical sources using the third flight of ANITA
C. Deaconu, L. Batten, P. Allison +60
The ANtarctic Impulsive Transient Antenna (ANITA) long-duration balloon experiment is sensitive to interactions of ultra high-energy (E > 10^{18} eV) neutrinos in the Antarctic ice…
Experimental tests of sub-surface reflectors as an explanation for the ANITA anomalous events
D. Smith, D. Z. Besson, C. Deaconu +31
The balloon-borne ANITA experiment is designed to detect ultra-high energy neutrinos via radio emissions produced by an in-ice shower. Although initially purposed for interactions…
Unusual Near-horizon Cosmic-ray-like Events Observed by ANITA-IV
ANITA Collaboration, P. W. Gorham, A. Ludwig +57
ANITA's fourth long-duration balloon flight in late 2016 detected 29 cosmic-ray (CR)-like events on a background of anthropogenic events. CRs are mainly seen…
Prospects for High-Elevation Radio Detection of >100 PeV Tau Neutrinos
Stephanie Wissel, Andrés Romero-Wolf, Harm Schoorlemmer +16
Tau neutrinos are expected to comprise roughly one third of both the astrophysical and cosmogenic neutrino flux, but currently the flavor ratio is poorly constrained and the expect…
Observation of Radar Echoes From High-Energy Particle Cascades
S. Prohira, K. D. de Vries, P. Allison +15
We report the observation of radar echoes from the ionization trails of high-energy particle cascades. These data were taken at the SLAC National Accelerator Laboratory, where the…
Weak signal extraction using matrix decomposition, with application to ultra high energy neutrino detection
S. Prohira
In radio-based physics experiments, sensitive analysis techniques are often required to extract signals at or below the level of noise. For a recent experiment at the SLAC National…
The Next-Generation Radio Neutrino Observatory -- Multi-Messenger Neutrino Astrophysics at Extreme Energies
J. A. Aguilar, P. Allison, S. Archambault +58
RNO is the mid-scale discovery instrument designed to make the first observation of neutrinos from the cosmos at extreme energies, with sensitivity well beyond current instrument c…