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Lista de obras de Guðlaugur Jóhannesson

2FHL: the second catalog of hard Fermi-LAT sources ⬇️

scholarly article

A cocoon of freshly accelerated cosmic rays detected by Fermi in the Cygnus superbubble

artículo científico publicado en 2011

Afterglow Light Curves and Broken Power Laws: A Statistical Study ⬇️

artículo científico publicado en 2006

Anisotropies in the diffuse gamma-ray background measured by the Fermi LAT

scholarly article

Associating long-term {gamma}-ray variability with the superorbital period of LS I +61{deg}303 ⬇️

artículo científico publicado en 2013

AutoSourceID-Light

artículo científico publicado en 2022

Bright active galactic nuclei source list from the first three months of the Fermi Large Area Telescope all-sky survey ⬇️

scientific article published in the Astrophysical Journal

Constraining the high-energy emission from gamma-ray bursts with Fermi ⬇️

artículo científico publicado en 2012

Constraints on dark matter annihilation in clusters of galaxies with the Fermi large area telescope

Constraints on dark matter models from a Fermi LAT search for high-energy cosmic-ray electrons from the Sun

scholarly article

Constraints on the cosmic-ray density gradient beyond the solar circle from Fermi {gamma}-ray observations of the third galactic quadrant ⬇️

artículo científico publicado en 2010

Constraints on the galactic halo dark matter from Fermi-LAT diffuse measurements ⬇️

scientific article published in the Astrophysical Journal

Constraints on the galactic population of TeV pulsar wind nebulae using Fermi large area telescope observations ⬇️

artículo científico publicado en 2013

Contemporaneous broadband observations of three high-redshift BL Lac objects ⬇️

artículo científico publicado en 2016

Deep morphological and spectral study of the SNR RCW 86 with Fermi-LAT ⬇️

artículo científico publicado en 2016

Deep view of the Large Magellanic Cloud with six years ofFermi-LAT observations ⬇️

artículo científico publicado en 2016

Detection of a spectral break in the extra hard component of GRB 090926A ⬇️

scientific article published in the Astrophysical Journal

Detection of high-energy gamma-ray emission from the globular cluster 47 Tucanae with Fermi

artículo científico publicado en 2009

Detection of the characteristic pion-decay signature in supernova remnants

artículo científico publicado en 2013

Detection of the energetic pulsar PSR B1509-58 and its pulsar wind nebula in MSH 15-52 using the Fermi-Large Area Telescope ⬇️

scientific article published in the Astrophysical Journal

Determination of the point-spread function for the Fermi large area telescope from on-orbit data and limits on pair halos of active galactic nuclei ⬇️

artículo científico publicado en 2013

Discovery of pulsations from the pulsar J0205+6449 in SNR 3C 58 with the Fermi gamma-ray space telescope ⬇️

scientific article published in the Astrophysical Journal

Discovery of pulsed {gamma}-rays from the young radio pulsar PSR J1028-5819 with the Fermi large area telescope ⬇️

scientific article published in the Astrophysical Journal

Discovery of very high energy gamma rays from PKS 1424+240 and multiwavelength constraints on its redshift ⬇️

artículo científico publicado en 2009

Early Fermi gamma-ray space telescope observations of the quasar 3C 454.3 ⬇️

artículo científico publicado en 2009

Einstein@Home discovers a radio-quiet gamma-ray millisecond pulsar

artículo científico publicado en 2018

Fermi LAT discovery of extended gamma-ray emission in the direction of supernova remnant W51C ⬇️

artículo científico publicado en 2009

Fermi LAT observation of diffuse gamma rays produced through interactions between local interstellar matter and high-energy cosmic rays ⬇️

artículo científico publicado en 2009

Fermi LAT observations of LS I +61{deg}303: first detection of an orbital modulation in GeV gamma rays ⬇️

artículo científico publicado en 2009

Fermi LAT observations of cosmic-ray electrons from 7 GeV to 1 TeV

scholarly article

Fermi LAT stacking analysis of Swift localized GRBs ⬇️

artículo científico publicado en 2016

Fermi Large Area Telescope First Source Catalog

article

Fermi Large Area Telescope Measurements of the Diffuse Gamma-Ray Emission at Intermediate Galactic Latitudes

scientific article published in Physical Review Letters

Fermi Large Area Telescope gamma-ray detection of the radio galaxy M87 ⬇️

scientific article published in the Astrophysical Journal

Fermi Large Area Telescope observations of the supernova remnant W28 (G6.4-0.1) ⬇️

artículo científico publicado en 2010

Fermi Large Area Telescope third source catalog

scholarly article

Fermi Observations of the LIGO Event GW170104 ⬇️

scholarly article

Fermi detection of {gamma}-ray emission from the M2 soft X-ray flare on 2010 June 12 ⬇️

artículo científico publicado en 2012

Fermi discovery of gamma-ray emission from NGC 1275 ⬇️

artículo científico publicado en 2009

Fermi large area telescope constraints on the gamma-ray opacity of the universe ⬇️

artículo científico publicado en 2010

Fermi large area telescope detection of extended gamma-ray emission from the radio galaxy Fornax A ⬇️

scientific article published in the Astrophysical Journal

Fermi large area telescope detection of pulsed {gamma}-rays from the vela-like pulsars PSR J1048-5832 and PSR J2229+6114 ⬇️

artículo científico publicado en 2009

Fermi large area telescope observation of a gamma-ray source at the position of eta Carinae ⬇️

artículo científico publicado en 2010

Fermi large area telescope observations of Markarian 421: the missing piece of its spectral energy distribution ⬇️

scientific article published in the Astrophysical Journal

Fermi large area telescope observations of the Crab pulsar and nebula ⬇️

scientific article published in the Astrophysical Journal

Fermi large area telescope observations of the Vela pulsar ⬇️

scientific article published in the Astrophysical Journal

Fermi large area telescope observations of the cosmic-ray inducedγ-ray emission of the Earth’s atmosphere

scholarly article

Fermi large area telescope observations of the supernova remnant G8.7-0.1 ⬇️

artículo científico publicado en 2011

Fermi large area telescope observations of two gamma-ray emission components from the quiescent Sun ⬇️

artículo científico publicado en 2011

Fermi large area telescope study of cosmic rays and the interstellar medium in nearby molecular clouds ⬇️

artículo científico publicado en 2012

Fermi large area telescope view of the core of the radio galaxy Centaurus A ⬇️

artículo científico publicado en 2010

Fermi observations of Cassiopeia and Cepheus: diffuse gamma-ray emission in the outer galaxy ⬇️

artículo científico publicado en 2010

Fermi observations of GRB 090510: a short-hard gamma-ray burst with an additional, hard power-law component from 10 keV TO GeV energies ⬇️

artículo científico publicado en 2010

Fermi observations of GRB 090902B: a distinct spectral component in the prompt and delayed emission ⬇️

artículo científico publicado en 2009

Fermi observations of TeV-selected active galactic nuclei ⬇️

artículo científico publicado en 2009

Fermi observations of high-energy gamma-ray emission from GRB 080825C ⬇️

scientific article published in the Astrophysical Journal

Fermi observations of high-energy gamma-ray emission from GRB 080916C.

artículo científico publicado en 2009

Fermi observations of the very hard gamma-ray blazar PG 1553+113 ⬇️

artículo científico publicado en 2009

Fermi observations of {gamma}-ray emission from the moon ⬇️

artículo científico publicado en 2012

Fermi-LAT Observations of High-energy Behind-the-limb Solar Flares ⬇️

artículo científico publicado en 2017

Fermi-LAT observations of high-energy gamma-ray emission toward the Galactic Center ⬇️

artículo científico publicado en 2016

Fermi-LAT observations of the Geminga pulsar ⬇️

artículo científico publicado en 2010

Fermi-LAT observations of the LIGO event GW150914 ⬇️

Fermi-LAT observations of the diffuse {gamma}-ray emission: implications for cosmic rays and the interstellar medium ⬇️

scientific article published in the Astrophysical Journal

Fermi-LAT search for pulsar wind nebulae around gamma-ray pulsars

artículo científico publicado en 2010

Fermi-LAT study of gamma-ray emission in the direction of supernova remnant W49B ⬇️

artículo científico publicado en 2010

Fermi-large area telescope observations of the exceptional gamma-ray outbursts of 3C 273 in 2009 September ⬇️

scholarly article

Fermi/LAT observations of LS 5039 ⬇️

artículo científico publicado en 2009

Fermi/Large Area Telescope bright gamma-ray source list

scholarly article

Fermi/Large Area Telescope discovery of gamma-ray emission from a relativistic jet in the narrow-line quasar PMN J0948+0022 ⬇️

scientific article published in the Astrophysical Journal

Fermi/Large Area Telescope discovery of gamma-ray emission from the flat-spectrum radio quasar PKS 1454-354 ⬇️

scientific article published in the Astrophysical Journal

Gamma-ray and radio properties of six pulsars detected by the Fermi large area telescope ⬇️

scientific article published in the Astrophysical Journal

Gamma-ray blazar spectra with H.E.S.S. II mono analysis: The case of PKS 2155−304 and PG 1553+113 ⬇️

artículo científico publicado en 2017

Gamma-ray flaring activity from the gravitationally lensed blazar PKS 1830-211 observed by Fermi LAT ⬇️

artículo científico publicado en 2015

Gamma-ray observations of the Orion molecular clouds with the Fermi large area telescope ⬇️

scientific article published in the Astrophysical Journal

GeV GAMMA-RAY FLUX UPPER LIMITS FROM CLUSTERS OF GALAXIES ⬇️

artículo científico publicado en 2010

GeV OBSERVATIONS OF STAR-FORMING GALAXIES WITH THEFERMILARGE AREA TELESCOPE ⬇️

artículo científico publicado en 2012

High-energy gamma-ray emission from solar flares: summary of Fermi large area telescope detections and analysis of two M-class flares ⬇️

artículo científico publicado en 2014

Impulsive and long duration high-energy gamma-ray emission from the very bright 2012 March 7 solar flares ⬇️

artículo científico publicado en 2014

In-flight measurement of the absolute energy scale of the Fermi Large Area Telescope

Inferred Cosmic-Ray Spectrum from Fermi Large Area Telescopeγ-Ray Observations of Earth’s Limb

scientific article published in Physical Review Letters

Insights into the high-energy {gamma}-ray emission of Markarian 501 from extensive multifrequency observations in the Fermi era ⬇️

artículo científico publicado en 2011

Investigating the Nature of Late-time High-energy GRB Emission through Joint Fermi/Swift Observations

artículo científico publicado en 2018

MAGIC and Fermi-LAT gamma-ray results on unassociated HAWC sources

article

Measurement of the Cosmic Raye++e−Spectrum from 20 GeV to 1 TeV with the Fermi Large Area Telescope

artículo científico publicado en 2009

Minute-timescale >100 mev {gamma}-ray variability during the giant outburst of quasar 3C 279 observed by Fermi-LAT in 2015 June ⬇️

Multi-wavelength observations of blazar AO 0235+164 in the 2008-2009 flaring state ⬇️

artículo científico publicado en 2012

Multimessenger observations of a flaring blazar coincident with high-energy neutrino IceCube-170922A

scientific article published in Science

Multiwavelength evidence for quasi-periodic modulation in the gamma-ray blazar PG 1553+113 ⬇️

scholarly article

Multiwavelength monitoring of the enigmatic narrow-line Seyfert 1 PMN J0948+0022 in 2009 March-July ⬇️

artículo científico publicado en 2009

Multiwavelength observations of GRB 110731A: GeV emission from onset to afterglow ⬇️

artículo científico publicado en 2013

Observation of supernova remnant IC 443 with the Fermi large area telescope ⬇️

artículo científico publicado en 2010

Observations of M31 and M33 with the Fermi Large Area Telescope: A Galactic Center Excess in Andromeda? ⬇️

artículo científico publicado en 2017

Observations of Milky Way dwarf spheroidal galaxies with the fermi-large area telescope detector and constraints on dark matter models ⬇️

artículo científico publicado en 2010

PSR J1906+0722: an elusive gamma-ray pulsar ⬇️

artículo científico publicado en 2015

Possible detection of gamma-rays from epsilon Eridani ⬇️

scholarly article

Pulsed gamma rays from the millisecond pulsar J0030+0451 with the Fermi Large Area Telescope ⬇️

artículo científico publicado en 2009

Pulsed gamma-rays from PSR J2021+3651 with the Fermi Large Area Telescope ⬇️

scientific article published in the Astrophysical Journal

RADIO AND γ-RAY CONSTRAINTS ON THE EMISSION GEOMETRY AND BIRTHPLACE OF PSR J2043+2740 ⬇️

artículo científico publicado en 2011

Radio-loud narrow-line Seyfert 1 as a new class of gamma-ray active galactic nuclei ⬇️

artículo científico publicado en 2009

Search for cosmic-ray-induced gamma-ray emission in galaxy clusters ⬇️

artículo científico publicado en 2014

Search for gamma-ray emission from the Coma cluster with six years of Fermi-LAT data ⬇️

artículo científico publicado en 2016

Searches for cosmic-ray electron anisotropies with the Fermi Large Area Telescope

scholarly article

Searching for Dark Matter Annihilation from Milky Way Dwarf Spheroidal Galaxies with Six Years of Fermi Large Area Telescope Data ⬇️

artículo científico publicado en 2015

Searching the gamma-ray sky for counterparts to gravitational wave sources: /Fermi GBM and LAT observations of LVT151012 and GW151226 ⬇️

artículo científico publicado en 2017

Simultaneous multi-wavelength campaign on PKS 2005-489 in a high state

scientific article published in Astronomy and Astrophysics

Simultaneous observations of PKS 2155-304 with HESS, Fermi, RXTE, and ATOM: spectral energy distributions and variability in a low state ⬇️

artículo científico publicado en 2009

Suzaku observations of luminous quasars: revealing the nature of high-energy blazar emission in low-level activity states ⬇️

artículo científico publicado en 2010

Swift and Fermi observations of the early afterglow of the short gamma-ray burst 090510 ⬇️

scholarly article

The Fermi Large Area Telescope on orbit: event classification, instrument response functions, and calibration

article

The Fermi all-sky variability analysis: a list of flaring gamma-ray sources and the search for transients in our galaxy ⬇️

artículo científico publicado en 2013

The Large Area Telescope on the Fermi Gamma-Ray Space Telescope mission ⬇️

scientific article published in the Astrophysical Journal

The Second Catalog of Flaring Gamma-Ray Sources from the Fermi All-sky Variability Analysis

artículo científico publicado en 2017

The cosmic-ray and gas content of the Cygnus region as measured inγ-rays by theFermiLarge Area Telescope

scientific article published in Astronomy and Astrophysics

The discovery of {gamma}-ray emission from the blazar RGB J0710+591 ⬇️

scholarly article

The first Fermi LAT supernova remnant catalog ⬇️

The first Fermi Large Area Telescope catalog of gamma-ray pulsars

The first Fermi-LAT catalog of sources above 10 GeV

artículo científico publicado en 2013

The first Fermi-LAT gamma-ray burst catalog

scholarly article

The first pulse of the extremely bright GRB 130427A: a test lab for synchrotron shocks.

artículo científico publicado en 2013

The on-orbit calibration of the Fermi Large Area Telescope

The radio/gamma-ray connection in active galactic nuclei in the era of the Fermi Large Area Telescope ⬇️

artículo científico publicado en 2011

The second Fermi large area telescope catalog of gamma-ray pulsars

artículo científico publicado en 2013

The spectrum and morphology of the Fermi bubbles ⬇️

artículo científico publicado en 2014

The spectrum of isotropic diffuse gamma-ray emission between 100 MeV and 820 GeV ⬇️

artículo científico publicado en 2015

The third catalog of active galactic nuclei detected by the Fermi large area telescope ⬇️

artículo científico publicado en 2015

Updated search for spectral lines from Galactic dark matter interactions with pass 8 data from the Fermi Large Area Telescope ⬇️

scholarly article

VERITAS and Fermi-LAT Observations of TeV Gamma-Ray Sources Discovered by HAWC in the 2HWC Catalog

artículo científico publicado en 2018

γ-RAY AND PARSEC-SCALE JET PROPERTIES OF A COMPLETE SAMPLE OF BLAZARS FROM THE MOJAVE PROGRAM ⬇️

scientific article published in the Astrophysical Journal

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