activity
20082026
most citedSpectral Formation in Accreting X-Ray Pulsars: Bimodal Variation of the Cyclotron Energy with Luminosity

288 citations · 1.3k across the 46 of their papers we have counts for

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5 papers · 1 filter

astro-ph.HE2025

Unprecedentedly bright X-ray flaring in Cygnus X-1 observed by INTEGRAL

P. Thalhammer, T. Bouchet, J. Rodriguez +15

We study three extraordinarily bright X-ray flares originating from Cyg X-1 seen on 2023 July 10 detected with INTEGRAL. The flares had a duration on the order of only ten minutes…

astro-ph.HE2025★ 1 cited

Probing multi-band variability and mode switching in the candidate transitional millisecond pulsar 3FGL J1544.6-1125

Giulia Illiano, Francesco Coti Zelati, Arianna Miraval Zanon +20

We present the most extensive high-time resolution multi-band campaign to date on the candidate transitional millisecond pulsar (tMSP) 3FGL J1544.6-1125 in the sub-luminous disk st…

astro-ph.HE2025

How the spin-phase variability of cyclotron lines shapes the pulsed fraction spectra: insights from 4U 1538-52

Dimitrios K. Maniadakis, Ekaterina Sokolova-Lapa, Antonino D'Aì +15

We study the energy-dependent pulse profile of 4U 1538-52 and its phase-dependent spectral variability, with emphasis on the behavior around the cyclotron resonant scattering featu…

astro-ph.HE2025★ 1 cited

X-ray spectro-polarimetry analysis of the weakly magnetized neutron star X-ray binary GX 9+1

Antonella Tarana, Fiamma Capitanio, Andrea Gnarini +14

We present an X-ray spectro-polarimetric study of the weakly magnetized neutron star low-mass X-ray binary GX 9+1, utilizing data from the Imaging X-ray Polarimetry Explorer (IXPE)…

astro-ph.HE2025★ 6 cited

Energy-resolved pulse profile changes in V 0332+53: Indications of wings in the cyclotron absorption line profile

Antonino D'Aì, Dimitrios K. Maniadakis, Carlo Ferrigno +15

We aim to investigate the energy-resolved pulse profile changes of the accreting X-ray pulsar V 0332+53, focusing in the cyclotron line energy range, using the full set of availabl…