Active galactic nuclei: what's in a name?
Active galactic nuclei (AGN) are energetic astrophysical sources powered by accretion onto
supermassive black holes in galaxies, and present unique observational signatures that …
supermassive black holes in galaxies, and present unique observational signatures that …
A next-generation liquid xenon observatory for dark matter and neutrino physics
J Aalbers, SS AbdusSalam, K Abe… - Journal of Physics G …, 2022 - iopscience.iop.org
The nature of dark matter and properties of neutrinos are among the most pressing issues in
contemporary particle physics. The dual-phase xenon time-projection chamber is the …
contemporary particle physics. The dual-phase xenon time-projection chamber is the …
the contribution of FERMI-2LAC blazars to diffuse TeV–PeV neutrino flux
MG Aartsen, K Abraham, M Ackermann… - The Astrophysical …, 2017 - iopscience.iop.org
The initial discovery of astrophysical neutrino flux around PeV energies (Aartsen et al.
2013a) a few years ago marked the beginning of high-energy neutrino astronomy. Since …
2013a) a few years ago marked the beginning of high-energy neutrino astronomy. Since …
Hidden cosmic-ray accelerators as an origin of TeV-PeV cosmic neutrinos
The latest IceCube data suggest that the all-flavor cosmic neutrino flux may be as large as
10-7 GeV cm-2 s-1 sr-1 around 30 TeV. We show that, if sources of the TeV-PeV neutrinos …
10-7 GeV cm-2 s-1 sr-1 around 30 TeV. We show that, if sources of the TeV-PeV neutrinos …
The diffuse γ-ray background is dominated by star-forming galaxies
Abstract The Fermi Gamma-ray Space Telescope has revealed a diffuse γ-ray background
at energies from 0.1 gigaelectronvolt to 1 teraelectronvolt, which can be separated into …
at energies from 0.1 gigaelectronvolt to 1 teraelectronvolt, which can be separated into …
Constraining the sources of ultra-high-energy cosmic rays across and above the ankle with the spectrum and composition data measured at the Pierre Auger …
AA Halim, P Abreu, M Aglietta, I Allekotte… - … of cosmology and …, 2023 - iopscience.iop.org
In this work we present the interpretation of the energy spectrum and mass composition data
as measured by the Pierre Auger Collaboration above 6× 1017 eV. We use an astrophysical …
as measured by the Pierre Auger Collaboration above 6× 1017 eV. We use an astrophysical …
Arrival directions of cosmic rays above 32 EeV from phase one of the Pierre Auger Observatory
P Abreu, M Aglietta, JM Albury, I Allekotte… - The Astrophysical …, 2022 - iopscience.iop.org
Cosmic rays are observed up to the astounding energies of more than 1020 eV, making
them the most energetic particles known in the universe. However, the origin of these …
them the most energetic particles known in the universe. However, the origin of these …
Probing the origin of ultra-high-energy cosmic rays with neutrinos in the EeV energy range using the Pierre Auger Observatory
A Aab, P Abreu, M Aglietta… - … of Cosmology and …, 2019 - iopscience.iop.org
Neutrinos with energies above 1017 eV are detectable with the Surface Detector Array of the
Pierre Auger Observatory. The identification is efficiently performed for neutrinos of all …
Pierre Auger Observatory. The identification is efficiently performed for neutrinos of all …
Coincidence of a high-fluence blazar outburst with a PeV-energy neutrino event
The astrophysical sources of the extraterrestrial, very high-energy neutrinos detected by the
IceCube collaboration remain to be identified. Gamma-ray (γ-ray) blazars have been …
IceCube collaboration remain to be identified. Gamma-ray (γ-ray) blazars have been …
The γ-ray emission of star-forming galaxies
M Ajello, M Di Mauro, VS Paliya… - The Astrophysical …, 2020 - iopscience.iop.org
A majority of the γ-ray emission from star-forming galaxies is generated by the interaction of
high-energy cosmic rays with the interstellar gas and radiation fields. Star-forming galaxies …
high-energy cosmic rays with the interstellar gas and radiation fields. Star-forming galaxies …