Justin Vandenbroucke

Advances in reconstructing the cosmic-ray energy spectrum with IceTop

Lilly Pyras, Larissa Paul, Katherine Rawlins, Ian Reistroffer et autres

The IceTop array at the surface of the IceCube Neutrino Observatory measures extensive air showers produced by cosmic-ray particles with energies from PeV up to EeV, covering the transition region from galactic to extragalactic sources. This contribution presents significant improvements that will …

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Cosmic-Ray Physics in the PeV to EeV Energy Range with the IceCube-Gen2 Surface Array

Frank Schröder, M. Ackermann, Jenni Adams, Sanjib Kumar Agarwalla et autres

IceCube-Gen2 is a proposed neutrino observatory at the South Pole that will build on the success of IceCube and will also serve as a unique detector for cosmic-ray air showers. Analogous to the IceTop surface array over IceCube’s deep optical detector, IceCube-Gen2 …

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A prototype station of the IceCube-Gen2 Surface Array at the Pierre Auger Observatory

Stef Verpoest, Benjamin Flaggs, Carmen Merx, M. Ackermann et autres

The detection of extensive air showers using radio antennas has evolved into a mature technique, complementing particle detector arrays by providing sensitivity to the longitudinal development of the showers and enabling an independent determination of the cosmic-ray energy. Both the Pierre Auger …

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Radio Detection of Cosmic Rays with the IceCube Surface Array Enhancement

Megha Venugopal, M. Ackermann, Jenni Adams, Sanjib Kumar Agarwalla et autres

The surface array of the IceCube Neutrino Observatory, IceTop, measures cosmic rays in the PeV-EeV primary energy range. Stations comprising radio antennas and scintillation detectors will be added to enhance the existing surface detectors. A prototype station, consisting of eight scintillation detectors …

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Sustainability and Environmental Impact of IceCube-Gen2

C. Rott, M. Ackermann, Jenni Adams, Sanjib Kumar Agarwalla et autres

IceCube-Gen2 is a proposed next-generation neutrino facility at the South Pole, designed to expand upon the achievements of the pioneering IceCube observatory. This contribution provides a comprehensive review of efforts to ensure the sustainability of IceCube-Gen2 and minimize its environmental impact in …

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Probing ultra-high-energy neutrinos with the IceCube-Gen2 in-ice radio array

Christian Gläser, M. Ackermann, Jenni Adams, Sanjib Kumar Agarwalla et autres

The next generation neutrino telescope, IceCube-Gen2, will be sensitive to the astrophysical and cosmogenic flux of neutrinos across a broad energy range, from the TeV to the EeV scale. The planned design includes 8 cubic kilometers of ice instrumented with approximately 10,000 …

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Measuring the Neutrino Flux in Segments along the Galactic Plane with IceCube

Ludwig Neste, Mirco Hünnefeld, Chad Finley, Markus Ackermann et autres

Gamma-ray emission from the plane of the Milky Way is understood as partly originating from the interaction of cosmic rays with the interstellar medium. The same interaction is expected to produce a corresponding flux of neutrinos. In 2023, IceCube reported the first …

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Enhancing searches for astrophysical neutrino sources in IceCube with machine learning and improved spatial modeling

Leo Seen, Tianlu Yuan, Lu Lü, Matthias Thiesmeyer et autres

Searches for astrophysical neutrino sources in IceCube rely on an unbinned likelihood that consists of an energy and spatial component. Accurate modeling of the detector, ice, and spatial distributions leads to improved directional and energy reconstructions, resulting in increased sensitivity. In this …

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The Optical Sensor for IceCube-Gen2

A. Kappes, M. Ackermann, Jenni Adams, Sanjib Kumar Agarwalla et autres

An innovative optical module (OM) with segmented light-sensitive area has been developed for IceCube-Gen2 that will take neutrino astronomy at the South Pole to the next level. It builds on the successful features of the mDOM and D-Egg modules of IceCube Upgrade …

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Machine Learning Tools for the IceCube-Gen2 Optical Array

Félix Carbonell, M. Ackermann, Jenni Adams, Sanjib Kumar Agarwalla et autres

Neural networks (NNs) have a great potential for future neutrino telescopes such as IceCube-Gen2, the planned high-energy extension of the IceCube observatory. IceCube-Gen2 will feature new optical sensors with multiple photomultiplier tubes (PMTs) designed to provide omnidirectional sensitivity. Neural networks excel at …

Machine learning driven reconstruction of cosmic-ray air showers for next generation radio arrays

Paras Koundal, M. Ackermann, Jenni Adams, Sanjib Kumar Agarwalla et autres

Surface radio antenna-based measurements of cosmic-ray air showers present significant computational challenges in accurately reconstructing physics observables, in particular, the depth of shower maximum, X$_{max}$. State-of-the-art template fitting methods rely on extensive simulation libraries, limiting scalability. This work introduces a technique utilizing …

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Ultra-High-Energy Transient Source Search using IceCube Neutrinos and Pierre Auger Photon Candidates

Maxwell Nakos, M. Ackermann, Jenni Adams, Sanjib Kumar Agarwalla et autres

The origins of ultra-high-energy particles remain one of the most profound mysteries in astrophysics. If nearby transient sources of ultra-high-energy particles exist, we might expect correlated emission of neutrinos and photons, arriving in close temporal and spatial coincidence. The IceCube Neutrino Observatory, …

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