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19932026
most citedThe Large Area Telescope on the Fermi Gamma-ray Space Telescope Mission

4.1k citations

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37 papers · 1 filter

astro-ph.HE2025★ 2 cited

XMM-Newton multi-year campaign on NGC 55 ULX-1: Resolving the wind and its variability with RGS

C. Pinto, S. Caserta, F. Barra +12

Winds are an important ingredient in the evolution of X-ray binary (XRB) systems, particularly those at high accretion rates such as ultra-luminous X-ray sources (ULXs), because th…

astro-ph.HE2025

A magnetar outburst with atypical evolution: the case of Swift J1555.2-5402

A. Borghese, F. Coti Zelati, M. Imbrogno +12

The magnetar Swift J1555.2-5402 was discovered in outburst on 2021 June 3 by the Burst Alert Telescope on board the Swift satellite. Early X-ray follow-up revealed a spin period P~…

astro-ph.GA2025

Infrared emission from quasar host galaxies: a direct estimate of dust physical properties

M. Costa, R. Decarli, F. Pozzi +6

Quasars at the dawn of Cosmic Time () are fundamental probes to investigate the early co-evolution of supermassive black holes and their host galaxy. Nevertheless, their infra…

astro-ph.CO2025★ 2 cited

KiDS-Legacy: Constraining dark energy, neutrino mass, and curvature

Robert Reischke, Benjamin Stölzner, Benjamin Joachimi +25

We constrained minimally extended cosmological models with the cosmic shear analysis of the final data release from the Kilo-Degree Survey (KiDS-Legacy) in combination with externa…

astro-ph.CO2025★ 3 cited

KiDS-Legacy: Constraints on Horndeski gravity from weak lensing combined with galaxy clustering and cosmic microwave background anisotropies

Benjamin Stölzner, Robert Reischke, Matteo Grasso +25

We present constraints on modified gravity from a cosmic shear analysis of the final data release of the Kilo-Degree Survey (KiDS-Legacy) in combination with DESI measurements of b…

astro-ph.CO2025

In medio stat virtus: enrichment history in poor galaxy clusters

G. Riva, S. Ghizzardi, S. Molendi +6

The enrichment history of galaxy clusters and groups remains far from being fully understood. Recent measurements in massive clusters have revealed remarkably flat iron abundance p…

astro-ph.CO2025★ 3 cited

CHEX-MATE: towards a consistent universal pressure profile and cluster mass reconstruction

M. Muñoz-Echeverría, E. Pointecouteau, G. W. Pratt +31

In a self-similar paradigm of structure formation, the thermal pressure of the hot intra-cluster gas follows a universal distribution once the profile of each cluster is normalised…

astro-ph.CO2025★ 4 cited

Matter power spectrum reconstruction with KiDS-Legacy: Improved internal CDM consistency and preference for strong baryonic feedback

Jeger C. Broxterman, Patrick Simon, Lucas Porth +14

Direct measurements of the matter power spectrum, , provide a powerful tool to investigate observed tensions between models of structure growth while also testin…

astro-ph.CO2025★ 1 cited

Resurging from the ashes: A spectral study of seven candidate revived radio fossils in nearby low-mass galaxy clusters

L. Bruno, A. Botteon, D. Dallacasa +17

Complex energy transfer processes in the intracluster medium (ICM) can revive fossil (with spectral ages Myr) plasma initially generated by radio galaxies. This leads to t…

astro-ph.HE2025★ 2 cited

The very faint X-ray transient Swift J174610-290018 at the Galactic center

Giovanni Stel, Gabriele Ponti, Nathalie Degenaar +17

Very Faint X-ray Transients (VFXTs) are a class of X-ray binary systems that exhibit occasional outbursts with peak X-ray luminosities (L_X< 1e36 erg s^-1) much lower than typical…

astro-ph.HE2025

Morphology of Young Massive Stellar Clusters with Next-Generation IACTs

Alberto Bonollo, Paolo Esposito, Andrea Giuliani +5

The term PeVatron designates astrophysical objects capable of accelerating particles to PeV energies. Their nature and particle acceleration mechanisms are uncertain, but ultra-hig…

astro-ph.IM2025★ 4 cited

Conceptual Opto-Mechanical design of SHARP: a near-infrared multi-mode spectrograph conceived for the next-generation telescopes

H. Mahmoodzadeh, P. Saracco, P. Conconi +18

The next generation of Extremely Large Telescopes (ELTs), with their wide apertures and advanced Multi-Conjugate Adaptive Optics (MCAO) systems, will provide unprecedented sharp an…

astro-ph.HE2025★ 3 cited

Prospects for dark matter observations in dwarf spheroidal galaxies with the Cherenkov Telescope Array Observatory

K. Abe, S. Abe, J. Abhir +491

The dwarf spheroidal galaxies (dSphs) orbiting the Milky Way are widely regarded as systems supported by velocity dispersion against self-gravity, and as prime targets for the sear…

astro-ph.HE2025

Low-frequency spectra of neutron star + OB supergiant binaries: Does wind density drive persistent and flaring modes of accretion?

J. van den Eijnden, L. Sidoli, M. Díaz Trigo +10

Neutron star high-mass X-ray binaries are well-studied in wavebands between the infrared and hard X-rays. Their low-frequency millimeter and radio properties, on the other hand, re…

astro-ph.HE2025★ 1 cited

The X-rayUV Luminosity Relation of eROSITA Quasars

Andrea Sacchi, Guido Risaliti, Matilde Signorini +3

The non-linear relation between the UV and X-ray luminosity in quasars has been studied for decades. However, as we lack a comprehensive model able to explain it, its investigation…

astro-ph.HE2025★ 2 cited

JWST reveals a supernova following a gamma-ray burst at z 7.3

A. J. Levan, B. Schneider, E. Le Floc'h +50

The majority of energetic long-duration gamma-ray bursts (GRBs) are thought to arise from the collapse of massive stars, making them powerful tracers of star formation across cosmi…

astro-ph.HE2025★ 2 cited

Multi-wavelength study of the high Galactic latitude supernova remnant candidate G118.4+37.0 associated with the Calvera pulsar

Emanuele Greco, Michela Rigoselli, Sandro Mereghetti +4

The candidate supernova remnant (SNR) G118.4+37.0 (Calvera's SNR), discovered as a faint radio ring at high Galactic latitude and coincident with extended Fermi/LAT gamma-ray emiss…

astro-ph.HE2025★ 3 cited

The hunt for new pulsating ultraluminous X-ray sources: a clustering approach

Nicolò Oreste Pinciroli Vago, Roberta Amato, Matteo Imbrogno +5

The discovery of fast and variable coherent signals in a handful of ultraluminous X-ray sources (ULXs) testifies to the presence of super-Eddington accreting neutron stars, and dra…

astro-ph.CO2025★ 1 cited

CHEX-MATE: Cluster Multi-Probes in Three Dimensions (CLUMP-3D) II. Combined Gas and Dark Matter Analysis from X-ray, SZE, and WL

Adriana Gavidia, Junhan Kim, Jack Sayers +15

Under the standard model of hierarchical structure formation, the overall geometry of galaxy clusters is better described by a triaxial ellipse than a sphere. As a result, applying…

astro-ph.HE2025★ 4 cited

GRB 241105A: A test case for GRB classification and rapid r-process nucleosynthesis channels

Dimple, B. P. Gompertz, A. J. Levan +85

Gamma-ray bursts (GRBs) offer a powerful window to probe the progenitor systems responsible for the formation of heavy elements through the rapid neutron capture (r-) process, than…

astro-ph.GA2025★ 1 cited

First joint absorption and T-based metallicity measured in a GRB host galaxy at using JWST/NIRSpec

Anne Inkenhaag, Patricia Schady, Phil Wiseman +20

We present the first gamma-ray burst (GRB) host galaxy with a measured absorption line and electron temperature (T) based metallicity, using the temperature sensitive [OIII]…

astro-ph.GA2025★ 3 cited

Puzzling radial gradients of K-band absorption features in the giant elliptical galaxy M87

F. La Barbera, A. Vazdekis, A. Pasquali +8

We present new K-band spectroscopy for the giant elliptical galaxy M87 in the Virgo cluster, taken with the LUCI spectrograph at the Large Binocular Telescope (LBT). The new data a…

astro-ph.HE2025★ 6 cited

Prospects for Time-Domain and Multi-Messenger Science with eXTP

Shu-Xu Yi, Wen Zhao, Ren-Xin Xu +75

In this new era of time-domain and multi-messenger astronomy, various new transients and new phenomena are constantly being discovered thanks to the rapid advances in observations,…

astro-ph.HE2025★ 2 cited

The Northern Cross Fast Radio Burst project: V. Search for transient radio emission from Galactic magnetars

A. Geminardi, P. Esposito, G. Bernardi +21

Context. The radio emission from magnetars is poorly understood and poorly characterized observationally, in particular for what concerns single pulses and sporadic events. The int…