Broad-band X-ray spectra and timing of the accretion-powered millisecond pulsar Swift J1756.9$-$2508 during its 2018 and 2019 outbursts

no code implementations • 23 Feb 2021 • Z. S. Li, L. Kuiper, M. Falanga, J. Poutanen, S. S. Tsygankov, D. K. Galloway, E. Bozzo, Y. Y. Pan, Y. Huang, S. N. Zhang, S. Zhang

We investigated the temporal, timing and spectral properties of these two outbursts using data from NICER, XMM-Newton, NuSTAR, INTEGRAL, Swift and Insight-HXMT.

High Energy Astrophysical Phenomena

The X-ray pulsar XTE J1858+034 observed with NuSTAR and Fermi/GBM: spectral and timing characterization plus a cyclotron line

no code implementations • 18 Jan 2021 • C. Malacaria, P. Kretschmar, K. K. Madsen, C. A. Wilson-Hodge, Joel B. Coley, P. Jenke, A. A. Lutovinov, K. Pottschmidt, S. S. Tsygankov, J. Wilms

Accreting X-ray pulsars (XRPs) undergo luminous X-ray outbursts during which the spectral and timing behavior of the neutron star can be studied in detail.

High Energy Astrophysical Phenomena Solar and Stellar Astrophysics