activity
20052026
most citedA spectral-timing model for ULXs in the super-critical regime

192 citations · 2.1k across the 97 of their papers we have counts for

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Showing 2021Show all

9 papers · 1 filter

astro-ph.HE2021★ 6 cited

Modelling multiwavelength emission of Ultra-luminous X-ray Sources accreting above the Eddington limit

Elena Ambrosi, Luca Zampieri, Fabio Pintore +1

We model the multiwavelength properties of binaries accreting at super-critical rates with the aim to better understand the observational properties of Ultra-luminous X-ray Sources…

astro-ph.HE2021★ 17 cited

The chameleon on the branches: spectral state transition and dips in NGC 247 ULX-1

A. D'Aì, C. Pinto, M. Del Santo +14

Soft Ultra-Luminous X-ray (ULXs) sources are a subclass of the ULXs that can switch from a supersoft spectral state, where most of the luminosity is emitted below 1 keV, to a soft…

astro-ph.HE2021★ 18 cited

Broadband X-ray spectral variability of the pulsing ULX NGC 1313 X-2

A. Robba, C. Pinto, D. J. Walton +12

It is thought that ultraluminous X-ray sources (ULXs) are mainly powered by super-Eddington accreting neutron stars or black holes as shown by recent discovery of X-ray pulsations…

astro-ph.HE2021★ 23 cited

Quasi-periodic dipping in the ultraluminous X-ray source, NGC 247 ULX-1

W. N. Alston, C. Pinto, D. Barret +15

Most ultraluminous X-ray sources (ULXs) are believed to be stellar mass black holes or neutron stars accreting beyond the Eddington limit. Determining the nature of the compact obj…

astro-ph.HE2021★ 18 cited

Multiwavelength investigation of the candidate Galactic PeVatron MGRO J1908+06

S. Crestan, A. Giuliani, S. Mereghetti +3

The candidate PeVatron MGRO J1908+06, which shows a hard spectrum beyond 100 TeV, is one of the most peculiar -ray sources in the Galactic plane. Its complex morphology and some…

astro-ph.IM2021

Time Domain Astronomy with the THESEUS Satellite

S. Mereghetti, S. Balman, M. Caballero-Garcia +74

THESEUS is a medium size space mission of the European Space Agency, currently under evaluation for a possible launch in 2032. Its main objectives are to investigate the early Univ…

astro-ph.SR2021★ 15 cited

New X-ray observations of the hot subdwarf binary HD49798 / RXJ0648.0-4418

S. Mereghetti, F. Pintore, T. Rauch +7

HD49798 / RXJ0648.0-4418 is the only confirmed X-ray binary in which the mass donor is a hot subdwarf star of O spectral type and, most likely, it contains a massive white dwarf (1…

astro-ph.HE2021★ 69 cited

XMM-Newton campaign on the ultraluminous X-ray source NGC 247 ULX-1: outflows

C. Pinto, R. Soria, D. Walton +13

Most ULXs are believed to be powered by super-Eddington accreting neutron stars and, perhaps, black holes. Above the Eddington rate the disc is expected to thicken and to launch po…

astro-ph.HE2021★ 18 cited

The rare X-ray flaring activity of the Ultraluminous X-ray source NGC 4559 X7

Fabio Pintore, S. Motta, C. Pinto +9

Ultraluminous X-ray sources are considered amongst the most extremely accreting objects in the local Universe. The recent discoveries of pulsating neutron stars in ULXs strengthene…