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Search for Neutrinos from Tidal Disruption Events with IceCube
R. Abbasi, M. Ackermann, J. Adams +417
Tidal disruption events (TDEs) are theorized to produce high-energy neutrinos through photohadronic interactions between accelerated protons and multi-wavelength photons in the acc…
Astrophysical Sensitivity Projections for the IceCube Upgrade
R. Abbasi, M. Ackermann, J. Adams +417
Embedded in the South Pole's glacial ice, IceCube detects neutrino-induced Cherenkov light using an array of digital optical modules equipped with single photomultiplier tubes (PMT…
High-energy neutrino emission from the Milky Way
R. Abbasi, M. Ackermann, J. Adams +420
The Milky Way hosts astrophysical objects that accelerate cosmic rays to energies beyond the reach of terrestrial particle accelerators. It remains a longstanding goal to locate th…
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…
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…
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…
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…
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…
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…
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…
Constraining possible -ray burst emission from GW230529 using Swift-BAT and Fermi-GBM
Samuele Ronchini, Suman Bala, Joshua Wood +35
GW230529 is the first compact binary coalescence detected by the LIGO-Virgo-KAGRA collaboration with at least one component mass confidently in the lower mass-gap, corresponding to…
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.…
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…
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…
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…
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…
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{…
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…
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…
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…
A Joint Fermi-GBM and Swift-BAT Analysis of Gravitational-Wave Candidates from the Third Gravitational-wave Observing Run
C. Fletcher, J. Wood, R. Hamburg +1696
We present Fermi Gamma-ray Burst Monitor (Fermi-GBM) and Swift Burst Alert Telescope (Swift-BAT) searches for gamma-ray/X-ray counterparts to gravitational wave (GW) candidate even…
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…
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…
The next generation neutrino telescope: IceCube-Gen2
Aya Ishihara
The IceCube Neutrino Observatory, a cubic-kilometer-scale neutrino detector at the geographic South Pole, has reached a number of milestones in the field of neutrino astrophysics:…