High-energy neutrinos from the vicinity of the supermassive black hole in NGC 1068

P Padovani, E Resconi, M Ajello, C Bellenghi… - Nature …, 2024 - nature.com
We present a comprehensive multi-messenger study of NGC 1068, the prototype Seyfert II
galaxy associated with high-energy neutrinos following a detection by the IceCube Neutrino …

Measurement of ultra-high-energy diffuse gamma-ray emission of the Galactic plane from 10 TeV to 1 PeV with LHAASO-KM2A

Z Cao, F Aharonian, Q An, Axikegu, YX Bai, YW Bao… - Physical Review Letters, 2023 - APS
The diffuse Galactic γ-ray emission, mainly produced via interactions between cosmic rays
and the interstellar medium and/or radiation field, is a very important probe of the …

The Milky Way shines in high-energy neutrinos

M Bustamante - Nature Reviews Physics, 2024 - nature.com
The most energetic astrophysical sources in the Milky Way, cosmic accelerators capable of
producing high-energy cosmic rays, have resisted discovery for over a century. Up to now …

Astrophysical neutrino oscillations after pulsar timing array analyses

G Lambiase, L Mastrototaro, L Visinelli - Physical Review D, 2023 - APS
The pattern of neutrino flavor oscillations could be altered by the influence of noisy
perturbations such as those arising from a gravitational wave background (GWB). A …

Ultra-high-energy gamma-ray bubble around microquasar V4641 Sgr

R Alfaro, C Alvarez, JC Arteaga-Velázquez… - Nature, 2024 - nature.com
Microquasars are laboratories for the study of jets of relativistic particles produced by
accretion onto a spinning black hole. Microquasars are near enough to allow detailed …

Search for an eV-Scale Sterile Neutrino Using Improved High-Energy Event Reconstruction in IceCube

R Abbasi, M Ackermann, J Adams, SK Agarwalla… - Physical review …, 2024 - APS
This Letter presents the result of a 3+ 1 sterile neutrino search using 10.7 yr of IceCube data.
We analyze atmospheric muon neutrinos that traverse the Earth with energies ranging from …

Searches for dark matter decay with ultrahigh-energy neutrinos endure backgrounds

DFG Fiorillo, VB Valera, M Bustamante, W Winter - Physical Review D, 2023 - APS
Next-generation ultrahigh-energy (UHE) neutrino telescopes, presently under planning, will
have the potential to probe the decay of heavy dark matter (DM) into UHE neutrinos, with …

The Milky Way revealed to be a neutrino desert by the IceCube Galactic plane observation

K Fang, JS Gallagher, F Halzen - Nature Astronomy, 2024 - nature.com
The Galactic diffuse emission (GDE) is formed when cosmic rays leave the sources where
they were accelerated, diffusively propagate in the Galactic magnetic field and interact with …

Search for Extended Sources of Neutrino Emission in the Galactic Plane with IceCube

R Abbasi, M Ackermann, J Adams… - The Astrophysical …, 2023 - iopscience.iop.org
The Galactic plane, harboring a diffuse neutrino flux, is a particularly interesting target in
which to study potential cosmic-ray acceleration sites. Recent gamma-ray observations by …

Measurement of the depth of maximum of air-shower profiles with energies between and using the surface detector of the Pierre Auger Observatory and …

A Abdul Halim, P Abreu, M Aglietta, I Allekotte… - Physical Review D, 2025 - APS
We report an investigation of the mass composition of cosmic rays with energies from 3 to
100 EeV (1 EeV= 10 18 eV) using the distributions of the depth of shower maximum X max …