activity
20092026
most citedMulti-messenger observations of a flaring blazar coincident with high-energy neutrino IceCube-170922A

1.1k citations · 1.3k across the 98 of their papers we have counts for

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80 papers · 1 filter

astro-ph.HE2026

Constraints on the VHE counterpart of two binary black hole mergers observed by the MAGIC and CTAO LST-1 telescopes

K. Abe, S. Abe, J. Abhir +358

We present very-high-energy gamma-ray observations of two binary black hole merger candidates, GW240615_113620 and GW241125_010116, performed with the Major Atmospheric Gamma Imagi…

astro-ph.HE2026★ 3 cited

Estimatingthe Contribution of Galactic Neutrino Sources

Mohadeseh Ozlati Moghadam, Kathrin Egberts, Rowan Batzofin +2

The Milky Way hosts astrophysical accelerators capable of producing high-energy cosmic rays. These cosmic rays can interact with the interstellar medium (ISM) across the Galaxy to…

astro-ph.HE2025

Constraints on the Population of Common Sources of Gravitational Waves and High-Energy Neutrinos with IceCube During the Third Observing Run of the LIGO and Virgo Detectors

Doğa Veske, Zsuzsa Márka, Albert Zhang

The discovery of joint sources of high-energy neutrinos and gravitational waves has been a primary target for the LIGO, Virgo, KAGRA, and IceCube observatories. The joint detection…

astro-ph.HE2025

Towards the Composition of sub-PeV Cosmic Rays at IceCube

Julian Saffer

With the implementation of a low-energy trigger, the surface array of the IceCube Neutrino Observatory is able to record cosmic-ray induced air showers with a primary energy of a f…

astro-ph.HE2025

Probing neutrino emission at GeV energies from compact binary mergers detected during O1-O4a with the IceCube Neutrino Observatory

Karlijn Kruiswijk, Mathieu Lamoureux, Matthias Vereecken +1

Compact binary mergers, detected in gravitational waves since 2015, are candidate sources for astrophysical neutrinos in the GeV regime from proton-proton and proton-neutron collis…

astro-ph.HE2025

Measurement of the Three-Flavor Composition of Astrophysical Neutrinos with Contained IceCube Events

Aswathi Balagopal V., Vedant Basu, Albrecht Karle

The IceCube Neutrino Observatory at the South Pole detects neutrinos from the entire sky, both of astrophysical and atmospheric origin, via the Cherenkov light emitted when these n…

astro-ph.HE2025

Results from IceCube Follow-up of Nearby Supernova SN2023ixf

Alicia Mand, Justin Vandenbroucke, Jessie Thwaites +2

Core-collapse supernovae are of particular interest in multi-messenger astronomy due to their potential to accelerate cosmic rays and produce high-energy neutrinos. One such supern…

astro-ph.HE2025★ 2 cited

Measurement of the Diffuse Astrophysical Neutrino Spectrum above a TeV with All Flavor Starting Events in IceCube

Vedant Basu, Aswathi Balagopal V., Albrecht Karle

The IceCube Neutrino Observatory utilizes the Cherenkov radiation emitted by charged secondary particles produced in interactions of neutrinos with ice nucleons to detect neutrino…

astro-ph.HE2025

Cosmic Ray Detection with the IceTop Enhancement

Megha Venugopal

IceTop is the cosmic-ray detector located on the surface of the IceCube Neutrino Observatory at the South Pole, consisting of 81 pairs of ice-Cherenkov tanks. The rise in the energ…

astro-ph.HE2024

TXS 0506+056-like blazar sources and their role as possible neutrino emitters

Ilaria Viale, Giacomo Principe, Chiara Righi +3

The interest in blazars as candidate neutrino emitters grew after the 3 evidence for a contemporaneous joint photon and neutrino emission from the flaring blazar TXS 0506+056 in…

astro-ph.HE2024★ 3 cited

Constraints on VHE gamma-ray emission of Flat Spectrum Radio Quasars with the MAGIC telescopes

MAGIC Collaboration

Flat spectrum radio quasars (FSRQs) constitute a class of jetted active galaxies characterized by a very luminous accretion disk, prominent and rapidly moving line-emitting cloud s…

astro-ph.HE2023

Detection of the 2021 Outburst of RS Ophiuchi with the LST-1

Yukiho Kobayashi, Arnau Aguasca-Cabot, María Isabel Bernardos Martín +2

Novae are luminous explosions in close binaries which host a white dwarf and a companion donor star. They are triggered by a thermonuclear runaway when the white dwarf accretes a c…

astro-ph.HE2023

Constraining MeV Neutrino Emission of Bright Transients with IceCube

Nora Valtonen-Mattila, Spencer Griswold, Segev BenZvi

MeV neutrinos are produced in many astrophysical transients, such as stellar collapses and high-energy jets, where they play a role in sustaining and cooling energetic explosions.…

astro-ph.HE2023

Chasing Gravitational Waves with the Cherenkov Telescope Array

Jarred Gershon Green, Alessandro Carosi, Lara Nava +563

The detection of gravitational waves from a binary neutron star merger by Advanced LIGO and Advanced Virgo (GW170817), along with the discovery of the electromagnetic counterparts…

astro-ph.HE2023

Conditional normalizing flows for IceCube event reconstruction

Thorsten Glüsenkamp

The IceCube Neutrino Observatory is a cubic-kilometer high-energy neutrino detector deployed in the Antarctic ice. Two major event classes are charged-current electron and muon neu…

astro-ph.HE2023★ 3 cited

Joint searches by FACT, H.E.S.S., MAGIC and VERITAS for VHE gamma-ray emission associated with neutrinos detected by IceCube

Fabian Schüssler, Halim Ashkar, Elisa Bernardini +11

The sources of the astrophysical flux of high-energy neutrinos detected by IceCube are still largely unknown, but searches for temporal and spatial correlation between neutrinos an…

astro-ph.HE2023

Variability studies of active galactic nuclei from the long-term monitoring program with the Cherenkov Telescope Array

Guillaume Grolleron, Josefa Becerra González, Jonathan Biteau +13

Blazars are active galactic nuclei (AGN) with a relativistic jet oriented toward the observer. This jet is composed of accelerated particles which can display emission over the ent…

astro-ph.HE2023★ 2 cited

Performance of the Large-Sized Telescope prototype of the Cherenkov Telescope Array

Daniel Morcuende, Rubén López-Coto, Abelardo Moralejo +2

The next-generation ground-based gamma-ray Cherenkov Telescope Array Observatory (CTAO) will consist of imaging atmospheric Cherenkov telescopes (IACTs) of three different sizes di…

astro-ph.HE2023★ 2 cited

LST-1 observations of an enormous flare of BL Lacertae in 2021

Seiya Nozaki, Katsuaki Asano, Juan Escudero +2

The first prototype of LST (LST-1) for the Cherenkov Telescope Array has been in commissioning phase since 2018 and already started scientific observations with the low energy thre…

astro-ph.HE2023

Dark matter searches in dwarf spheroidal galaxies with the Cherenkov Telescope Array

Francesco Gabriele Saturni, Michele Doro, Aldo Morselli +1

Dark matter (DM) is one of the major components in the Universe. However, at present its existence is still only inferred through indirect astronomical observations. DM particles c…

astro-ph.HE2023

Search for the Prompt Atmospheric Neutrino Flux in IceCube

Jakob Böttcher

For about a decade the IceCube Neutrino Observatory has been observing a high-energy diffuse astrophysical neutrino flux. At these energies, an important source of background are t…

astro-ph.HE2023

Searching for IceCube sub-TeV neutrino counterparts to sub-threshold Gravitational Wave events

Tista Mukherjee

Since the release of the Gravitational Wave Transient Catalogue GWTC-2.1 by the LIGO-Virgo collaboration, sub-threshold gravitational wave (GW) candidates are publicly available. T…

astro-ph.HE2023

A Two-Component Lateral Distribution Function for the Reconstruction of Air-Shower Events in IceTop

Mark Weyrauch, Dennis Soldin

The surface component of the IceCube Neutrino Observatory, IceTop, consists of an array of ice-Cherenkov tanks measuring the electromagnetic signal as well as low-energy ($\sim\rm{…

astro-ph.HE2023

H.E.S.S. realtime follow-ups of IceCube high-energy neutrino alerts

Federica Bradascio, Halim Ashkar, Jowita Borowska +5

The evidence for multi-messenger photon and neutrino emission from the blazar TXS 0506+056 has demonstrated the importance of realtime follow-up of neutrino events by various groun…