activity
20192026
most citedEvidence for neutrino emission from the nearby active galaxy NGC 1068

485 citations · 3k across the 182 of their papers we have counts for

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Showing 2023Show all

100 papers · 1 filter

astro-ph.IM2023

Follow-up of gravitational waves alerts with IACTs using Astro-COLIBRI

Mathieu de Bony de Lavergne, Halim Ashkar, Atilla Kaan Alkan +4

Follow-up of gravitational wave alerts has proven to be challenging in the past due to the large uncertainty on the localisation, much larger than the field of view of most instrum…

astro-ph.HE2023★ 20 cited

Search for 10--1000 GeV neutrinos from Gamma Ray Bursts with IceCube

IceCube Collaboration, R. Abbasi, M. Ackermann +405

We present the results of a search for 10--1,000 GeV neutrinos from 2,268 gamma-ray bursts over 8 years of IceCube-DeepCore data. This work probes burst physics below the photosphe…

astro-ph.HE2023★ 5 cited

All-Sky Search for Transient Astrophysical Neutrino Emission with 10 Years of IceCube Cascade Events

R. Abbasi, M. Ackermann, J. Adams +403

We present the results of a time-dependent search for neutrino flares in data collected by IceCube between May 2011 and 2021. This data set contains cascade-like events originating…

astro-ph.HE2023★ 17 cited

Efficient micromirror confinement of sub-TeV cosmic rays in galaxy clusters

Patrick Reichherzer, Archie F. A. Bott, Robert J. Ewart +4

Cosmic rays (CRs) play a pivotal role in shaping the thermal and dynamical properties of astrophysical environments, such as galaxies and galaxy clusters. Recent observations sugge…

astro-ph.HE2023★ 31 cited

Discovery of a Radiation Component from the Vela Pulsar Reaching 20 Teraelectronvolts

The H. E. S. S. Collaboration, :, F. Aharonian +178

Gamma-ray observations have established energetic isolated pulsars as outstanding particle accelerators and antimatter factories in the Galaxy. There is, however, no consensus rega…

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.IM2023★ 1 cited

Interpolation of Instrument Response Functions for the Cherenkov Telescope Array in the Context of pyirf

Rune Michael Dominik, Maximilian Linhoff, Julian Sitarek

The Cherenkov Telescope Array (CTA) will be the next generation ground-based very-high-energy gamma-ray observatory, constituted by tens of Imaging Atmospheric Cherenkov Telescopes…

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.IM2023

Citizen Science Time Domain Astronomy with Astro-COLIBRI

Fabian Schüssler, M. de Bony de Lavergne, A. Kaan Alkan +2

Astro-COLIBRI is an innovative tool designed for professional astronomers to facilitate the study of transient astronomical events. Transient events - such as supernovae, gamma-ray…

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.IM2023

Performance update of an event-type based analysis for the Cherenkov Telescope Array

Juan Bernete, Orel Gueta, Tarek Hassan +3

The Cherenkov Telescope Array (CTA) will be the next-generation observatory in the field of very-high-energy (20 GeV to 300 TeV) gamma-ray astroparticle physics. The traditional ap…

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

The peculiar new state of the blazar PKS 1510-089

H. M. Schutte, M. Zacharias, M. Böttcher +4

Contemporaneous multiwavelength observations with H.E.S.S., SALT, Fermi-LAT, Swift, and ATOM show that the blazar PKS 1510-089 suffered a significant decrease in its optical flux,…

astro-ph.HE2023★ 9 cited

Prospects for -ray observations of the Perseus galaxy cluster with the Cherenkov Telescope Array

The Cherenkov Telescope Array Consortium, :, K. Abe +564

Galaxy clusters are expected to be dark matter (DM) reservoirs and storage rooms for the cosmic-ray protons (CRp) that accumulate along the cluster's formation history. Accordingly…

astro-ph.HE2023★ 10 cited

Search for Continuous and Transient Neutrino Emission Associated with IceCube's Highest-Energy Tracks: An 11-Year Analysis

R. Abbasi, M. Ackermann, J. Adams +406

IceCube alert events are neutrinos with a moderate-to-high probability of having astrophysical origin. In this study, we analyze 11 years of IceCube data and investigate 122 alert…

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

Joint H.E.S.S. and Fermi-LAT analysis of the region around PSR J1813-1749

T. Wach, A. M. W. Mitchell, V. Joshi +1

HESS J1813-178 is one of the brightest sources detected during the first HESS Galactic Plane survey. The compact source, also detected by MAGIC, is believed to be a pulsar wind neb…

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…

astro-ph.HE2023

Modelling of highly extended Gamma-ray emission around the Geminga Pulsar as detected with H.E.S.S

A. M. W. Mitchell, S. Caroff

Geminga is an enigmatic radio-quiet gamma-ray pulsar located at a mere 250 pc distance from Earth. Extended very-high-energy gamma-ray emission around the pulsar has been detected…

astro-ph.HE2023

Sensitivity of IceCube-Gen2 to measure flavor composition of Astrophysical neutrinos

Neha Lad

The observation of an astrophysical neutrino flux in IceCube and its detection capability to separate between the different neutrino flavors has led IceCube to constraint the flavo…

astro-ph.HE2023★ 1 cited

Summary of IceCube Tau Neutrino Searches and Flavor Composition Measurements of the Diffuse Astrophysical Neutrino Flux

Neha Lad, D. F. Cowen

We present a summary of the flavor composition measurements for the diffuse astrophysical neutrino flux using data from the IceCube Neutrino Observatory at the South Pole. IceCube…

astro-ph.HE2023

Extending the IceCube search for neutrino point sources in the Northern sky with additional years of data

Chiara Bellenghi, Martin Ha Minh, Tomas Kontrimas +3

The IceCube Neutrino Observatory is a one-cubic-kilometer-sized neutrino telescope deployed deep in the Antarctic ice at the South Pole. One of IceCube's major goals is finding the…

astro-ph.HE2023

Extending SkyLLH software for neutrino point source analyses with 10 years of IceCube public data

Chiara Bellenghi, Martina Karl, Martin Wolf

Searching for the sources of high-energy cosmic particles requires sophisticated analysis techniques, frequently involving hypothesis tests with unbinned log-likelihood (LLH) funct…