E. Nuss
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View article: How the StarDICE photometric calibration of standard stars can improve cosmological constraints?
How the StarDICE photometric calibration of standard stars can improve cosmological constraints? Open
The number of type Ia supernova (SNe Ia) observations will grow significantly within the next decade, mainly thanks to the Legacy Survey of Space and Time (LSST) undertaken by the Vera Rubin Observatory in Chile. With this improvement, sta…
View article: Growth-rate measurement with type-Ia supernovae using ZTF survey simulations
Growth-rate measurement with type-Ia supernovae using ZTF survey simulations Open
Measurements of the growth rate of structures at z < 0.1 with peculiar velocity surveys have the potential of testing the validity of general relativity on cosmic scales. In this work, we present growth-rate measurements from realistic sim…
View article: Growth-rate measurement with type-Ia supernovae using ZTF survey simulations
Growth-rate measurement with type-Ia supernovae using ZTF survey simulations Open
Measurements of the growth rate of structures at $z < 0.1$ with peculiar velocity surveys have the potential of testing the validity of general relativity on cosmic scales. In this work, we present growth-rate measurements from realistic s…
View article: Search for New Cosmic-Ray Acceleration Sites within the 4FGL Catalog Galactic Plane Sources
Search for New Cosmic-Ray Acceleration Sites within the 4FGL Catalog Galactic Plane Sources Open
Cosmic rays are mostly composed of protons accelerated to relativistic speeds. When those protons encounter interstellar material, they produce neutral pions, which in turn decay into gamma-rays. This offers a compelling way to identify th…
View article: Measurement of telescope transmission using a Collimated Beam Projector
Measurement of telescope transmission using a Collimated Beam Projector Open
The number of type Ia supernova observations will see a significant growth within the next decade, especially thanks to the Legacy Survey of Space and Time undertaken by the Vera Rubin Observatory in Chile. With this rise, the statistical …
View article: Incremental Fermi Large Area Telescope Fourth Source Catalog
Incremental Fermi Large Area Telescope Fourth Source Catalog Open
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 the first 12 years of science data in the energy range from 50 MeV to 1 TeV, it contains 66…
View article: Fermi Large Area Telescope Performance after 10 Years of Operation
Fermi Large Area Telescope Performance after 10 Years of Operation Open
The Large Area Telescope (LAT), the primary instrument for the Fermi Gamma-ray Space Telescope (Fermi) mission, is an imaging, wide field-of-view, high-energy gamma-ray telescope, covering the energy range from 30 MeV to more than 300 GeV.…
View article: The Fourth Catalog of Active Galactic Nuclei Detected by the Fermi Large Area Telescope
The Fourth Catalog of Active Galactic Nuclei Detected by the Fermi Large Area Telescope Open
The fourth catalog of active galactic nuclei (AGNs) detected by the Fermi Gamma-ray Space Telescope Large Area Telescope (4LAC) between 2008 August 4 and 2016 August 2 contains objects located at high Galactic latitudes ( ). It includes 85…
View article: Peculiar velocity cosmology with type Ia supernovae
Peculiar velocity cosmology with type Ia supernovae Open
Type Ia Supernovae have yet again the opportunity to revolutionize the field of cosmology as the new generation of surveys are acquiring thousands of nearby SNeIa opening a new era in cosmology: the direct measurement of the growth of stru…
View article: Bright Gamma-Ray Flares Observed in GRB 131108A
Bright Gamma-Ray Flares Observed in GRB 131108A Open
GRB 131108A is a bright long gamma-ray burst (GRB) detected by the Large Area Telescope and the Gamma-ray Burst Monitor on board the Fermi Gamma-ray Space Telescope . Dedicated temporal and spectral analyses reveal three γ -ray flares domi…
View article: A Search for Cosmic-Ray Proton Anisotropy with the Fermi Large Area Telescope
A Search for Cosmic-Ray Proton Anisotropy with the Fermi Large Area Telescope Open
The Fermi Large Area Telescope (LAT) has amassed a large data set of primary cosmic-ray protons throughout its mission. In fact, it is the largest set of identified cosmic-ray protons ever collected at this energy. The LAT’s wide field of …
View article: A Decade of Gamma-Ray Bursts Observed by Fermi-LAT: The Second GRB Catalog
A Decade of Gamma-Ray Bursts Observed by Fermi-LAT: The Second GRB Catalog Open
The Large Area Telescope (LAT) aboard the Fermi spacecraft routinely observes high-energy emission from gamma-ray bursts (GRBs). Here we present the second catalog of LAT-detected GRBs, covering the first 10 yr of operations, from 2008 to …
View article: Probing the Fundamental Nature of Dark Matter with the Large Synoptic\n Survey Telescope
Probing the Fundamental Nature of Dark Matter with the Large Synoptic\n Survey Telescope Open
Astrophysical and cosmological observations currently provide the only\nrobust, empirical measurements of dark matter. Future observations with Large\nSynoptic Survey Telescope (LSST) will provide necessary guidance for the\nexperimental d…
View article: Unresolved Gamma-Ray Sky through its Angular Power Spectrum
Unresolved Gamma-Ray Sky through its Angular Power Spectrum Open
The gamma-ray sky has been observed with unprecedented accuracy in the last decade by the Fermi -large area telescope (LAT), allowing us to resolve and understand the high-energy Universe. The nature of the remaining unresolved emission [u…
View article: A gamma-ray determination of the Universe’s star formation history
A gamma-ray determination of the Universe’s star formation history Open
Gamma rays reveal the Universe's history How many stars have formed in the Universe, and when did they do so? These fundamental questions are difficult to answer because there are systematic uncertainties in converting the light we observe…
View article: Investigating the Nature of Late-time High-energy GRB Emission through Joint Fermi/Swift Observations
Investigating the Nature of Late-time High-energy GRB Emission through Joint Fermi/Swift Observations Open
We use joint observations by the Swift X-ray Telescope (XRT) and the Fermi Large Area Telescope (LAT) of gamma-ray burst (GRB) afterglows to investigate the nature of the long-lived high-energy emission observed by Fermi LAT. Joint broadba…
View article: Fermi-LAT Observations of LIGO/Virgo Event GW170817
Fermi-LAT Observations of LIGO/Virgo Event GW170817 Open
We present the Fermi Large Area Telescope (LAT) observations of the binary neutron star merger event GW170817 and the associated short gamma-ray burst (SGRB) GRB 170817A detected by the Fermi Gamma-ray Burst Monitor. The LAT was entering t…
View article: Erratum: “Search for Gamma-Ray Emission from the Coma Cluster with Six Years of Fermi-LAT Data” (2016, ApJ, 819, 149)
Erratum: “Search for Gamma-Ray Emission from the Coma Cluster with Six Years of Fermi-LAT Data” (2016, ApJ, 819, 149) Open
The naming of the sources in Tables 3 and 4 in the Appendix of the published paper did not follow IAU conventions; the corrected nomenclature will enter the NASA Extragalactic Database. Tables 3 and 4 should thus read as follows. (Table Pr…
View article: Search for Gamma-Ray Emission from Local Primordial Black Holes with the Fermi Large Area Telescope
Search for Gamma-Ray Emission from Local Primordial Black Holes with the Fermi Large Area Telescope Open
Black holes with masses below approximately 10 15 g are expected to emit gamma-rays with energies above a few tens of MeV, which can be detected by the Fermi Large Area Telescope (LAT). Although black holes with these masses cannot be form…
View article: Einstein@Home discovers a radio-quiet gamma-ray millisecond pulsar
Einstein@Home discovers a radio-quiet gamma-ray millisecond pulsar Open
Millisecond pulsars (MSPs) are old neutron stars that spin hundreds of times per second and appear to pulsate as their emission beams cross our line of sight. To date, radio pulsations have been detected from all rotation-powered MSPs. In …
View article: 3FHL: The Third Catalog of Hard Fermi-LAT Sources
3FHL: The Third Catalog of Hard Fermi-LAT Sources Open
We present a catalog of sources detected above 10 GeV by the Fermi Large Area Telescope (LAT) in the first 7 years of data using the Pass 8 event-level analysis. This is the Third Catalog of Hard Fermi -LAT Sources (3FHL), containing 1556 …
View article: A Search for Cosmic-ray Proton Anisotropy with the Fermi Large Area Telescope
A Search for Cosmic-ray Proton Anisotropy with the Fermi Large Area Telescope Open
The Fermi Large Area Telescope (LAT) has amassed a large data set of primary cosmic-ray protons throughout its mission. In fact, it is the largest set of identified cosmic-ray protons ever collected at this energy. The LAT's wide field of …
View article: Search for Extended Sources in the Galactic Plane Using Six Years of Fermi-Large Area Telescope Pass 8 Data above 10 GeV
Search for Extended Sources in the Galactic Plane Using Six Years of Fermi-Large Area Telescope Pass 8 Data above 10 GeV Open
The spatial extension of a γ -ray source is an essential ingredient to determine its spectral properties, as well as its potential multiwavelength counterpart. The capability to spatially resolve γ -ray sources is greatly improved by the n…
View article: The Fermi Galactic Center GeV Excess and Implications for Dark Matter
The Fermi Galactic Center GeV Excess and Implications for Dark Matter Open
The region around the Galactic Center (GC) is now well established to be brighter at energies of a few GeV than what is expected from conventional models of diffuse gamma-ray emission and catalogs of known gamma-ray sources. We study the G…
View article: Characterizing the population of pulsars in the inner Galaxy with the Fermi Large Area Telescope
Characterizing the population of pulsars in the inner Galaxy with the Fermi Large Area Telescope Open
An excess of $γ$-ray emission from the Galactic Center (GC) region with respect to predictions based on a variety of interstellar emission models and $γ$-ray source catalogs has been found by many groups using data from the {\it Fermi} Lar…
View article: Cosmic-ray electron-positron spectrum from 7 GeV to 2 TeV with the Fermi Large Area Telescope
Cosmic-ray electron-positron spectrum from 7 GeV to 2 TeV with the Fermi Large Area Telescope Open
We present a measurement of the cosmic-ray electron+positron spectrum between 7 GeV and 2 TeV performed with almost seven years of data collected with the Fermi Large Area Telescope. We find that the spectrum is well fit by a broken power …
View article: Search for Cosmic-Ray Electron and Positron Anisotropies with Seven Years of Fermi Large Area Telescope Data
Search for Cosmic-Ray Electron and Positron Anisotropies with Seven Years of Fermi Large Area Telescope Data Open
The Large Area Telescope on board the Fermi Gamma-ray Space Telescope has collected the largest ever sample of high-energy cosmic-ray electron and positron events since the beginning of its operation. Potential anisotropies in the arrival …
View article: Gamma-Ray Blazars within the First 2 Billion Years
Gamma-Ray Blazars within the First 2 Billion Years Open
The detection of high-redshift ( ) blazars enables the study of the evolution of the most luminous relativistic jets over cosmic time. More importantly, high-redshift blazars tend to host massive black holes and can be used to constrain th…
View article: Observations of M31 and M33 with the Fermi Large Area Telescope: A Galactic Center Excess in Andromeda?
Observations of M31 and M33 with the Fermi Large Area Telescope: A Galactic Center Excess in Andromeda? Open
The Fermi Large Area Telescope (LAT) has opened the way for comparative studies of cosmic rays (CRs) and high-energy objects in the Milky Way (MW) and in other, external, star-forming galaxies. Using 2 yr of observations with the Fermi LAT…