Search Results - "Gammaldi, V"
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Incremental Fermi Large Area Telescope Fourth Source Catalog
Published in The Astrophysical journal. Supplement series (01-06-2022)“…Abstract We present an incremental version (4FGL-DR3, for Data Release 3) of the fourth Fermi Large Area Telescope (LAT) catalog of γ -ray sources. Based on…”
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The Third Fermi Large Area Telescope Catalog of Gamma-Ray Pulsars
Published in The Astrophysical journal (01-12-2023)“…Abstract We present 294 pulsars found in GeV data from the Large Area Telescope (LAT) on the Fermi Gamma-ray Space Telescope. Another 33 millisecond pulsars…”
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Fermi-GBM Discovery of GRB 221009A: An Extraordinarily Bright GRB from Onset to Afterglow
Published in Astrophysical journal. Letters (01-08-2023)“…Abstract We report the discovery of GRB 221009A, the highest flux gamma-ray burst (GRB) ever observed by the Fermi Gamma-ray Burst Monitor (Fermi-GBM). This…”
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The Fourth Catalog of Active Galactic Nuclei Detected by the Fermi Large Area Telescope: Data Release 3
Published in The Astrophysical journal. Supplement series (01-12-2022)“…Abstract An incremental version of the fourth catalog of active galactic nuclei (AGNs) detected by the Fermi Large Area Telescope is presented. This version…”
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A search for dark matter among Fermi-LAT unidentified sources with systematic features in machine learning
Published in Monthly notices of the Royal Astronomical Society (28-01-2023)“…ABSTRACT Around one-third of the point-like sources in the Fermi-LAT catalogues remain as unidentified sources (unIDs) today. Indeed, these unIDs lack a clear,…”
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The Fermi-LAT Lightcurve Repository
Published in The Astrophysical journal. Supplement series (01-04-2023)“…Abstract The Fermi Large Area Telescope (LAT) lightcurve repository (LCR) is a publicly available, continually updated library of gamma-ray lightcurves of…”
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Search for New Cosmic-Ray Acceleration Sites within the 4FGL Catalog Galactic Plane Sources
Published in The Astrophysical journal (01-07-2022)“…Abstract Cosmic rays are mostly composed of protons accelerated to relativistic speeds. When those protons encounter interstellar material, they produce…”
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Possible dark matter origin of the gamma ray emission from the Galactic Center observed by HESS
Published in Physical review. D, Particles, fields, gravitation, and cosmology (06-11-2012)“…We show that the gamma ray spectrum observed with the HESS array of Cherenkov telescopes coming from the Galactic Center region and identified with the source…”
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Searching for TeV Dark Matter in Irregular Dwarf Galaxies with HAWC Observatory
Published in The Astrophysical journal (01-03-2023)“…Abstract We present the results of dark matter (DM) searches in a sample of 31 dwarf irregular (dIrr) galaxies within the field of view of the HAWC…”
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Reliability of Monte Carlo event generators for gamma-ray dark matter searches
Published in The journal of high energy physics (01-09-2013)“…A bstract We study the differences in the gamma-ray spectra simulated by four Monte Carlo event generator packages developed in particle physics. Two different…”
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Detection of branon dark matter with gamma ray telescopes
Published in Physical review. D, Particles, fields, gravitation, and cosmology (07-02-2012)“…Branons are new degrees of freedom that appear in flexible brane-world models corresponding to brane fluctuations. These new fields can behave as standard…”
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Sensitivity of the Cherenkov Telescope Array to spectral signatures of hadronic PeVatrons with application to Galactic Supernova Remnants
Published in Astroparticle physics (01-08-2023)“…The local Cosmic Ray (CR) energy spectrum exhibits a spectral softening at energies around 3 PeV. Sources which are capable of accelerating hadrons to such…”
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Sensitivity of the Cherenkov Telescope Array to TeV photon emission from the Large Magellanic Cloud
Published in Monthly notices of the Royal Astronomical Society (22-06-2023)“…ABSTRACT A deep survey of the Large Magellanic Cloud at ∼0.1–100 TeV photon energies with the Cherenkov Telescope Array is planned. We assess the detection…”
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A gamma-ray pulsar timing array constrains the nanohertz gravitational wave background
Published in Science (American Association for the Advancement of Science) (29-04-2022)“…After large galaxies merge, their central supermassive black holes are expected to form binary systems. Their orbital motion should generate a gravitational…”
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Neutrino fluxes from dark matter in the HESS J1745-290 source at the Galactic center
Published in Physical review. D, Particles, fields, gravitation, and cosmology (07-08-2014)“…The spectral study of the HESS J1745-290 high-energy gamma-ray cutoff from the Galactic center is compatible with a signal of dark matter (DM) annihilation or…”
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The Fermi-LAT Light Curve Repository
Published in The Astrophysical journal. Supplement series (2023)“…The Fermi Large Area Telescope (LAT) light curve repository (LCR) is a publicly available, continually updated library of gamma-ray light curves of variable…”
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Combined search in dwarf spheroidal galaxies for branon dark matter annihilation signatures with the MAGIC Telescopes
Published 15-11-2022“…One of the most pressing questions for modern physics is the nature of dark matter (DM). Several efforts have been made to model this elusive kind of matter…”
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A search for dark matter among Fermi-LAT unidentified sources with systematic features in Machine Learning
Published 10-01-2023“…Monthly Notices of the Royal Astronomical Society, Volume 520, Issue 1, March 2023, Pages Around one third of the point-like sources in the Fermi-LAT catalogs…”
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Theoretical predictions for dark matter detection in dwarf irregular galaxies with gamma rays
Published 18-09-2018“…Phys. Rev. D 98, 083008 (2018) We investigate dwarf irregular(dIrr) galaxies as a new category of targets for indirect Dark Matter(DM) searches with…”
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