Accretion disks and coronae in the X-ray flashlight

N Degenaar, DR Ballantyne, T Belloni… - Space Science …, 2018 - Springer
Plasma accreted onto the surface of a neutron star can ignite due to unstable thermonuclear
burning and produce a bright flash of X-ray emission called a Type-I X-ray burst. Such …

AstroSat view of MAXI J1535−571: broad-band spectro-temporal features

H Sreehari, BT Ravishankar, N Iyer… - Monthly Notices of …, 2019 - academic.oup.com
We present the results of Target of Opportunity (ToO) observations made with AstroSat of the
newly discovered black hole binary MAXI J1535− 571. We detect prominent C-type quasi …

AstroSat and Insight-HXMT observations of the long-period X-ray pulsar 4U 2206+ 54

PR Epili, W Wang - The Astrophysical Journal, 2024 - iopscience.iop.org
We report the timing and spectral studies of the accreting X-ray pulsar 4U 2206+ 54 using
AstroSat and Insight-HXMT observations taken in 2016 and 2020 respectively. X-ray …

Broad-band mHz QPOs and spectral study of LMC X-4 with AstroSat

R Sharma, C Jain, K Rikame… - Monthly Notices of the …, 2023 - academic.oup.com
We report the results of broad-band timing and spectral analysis of data from an AstroSat
observation of the high-mass X-ray binary LMC X-4. The Large Area X-ray Proportional …

Accretion Geometry of GX 339–4 in the Hard State: AstroSat View

S Chand, GC Dewangan, AA Zdziarski… - The Astrophysical …, 2024 - iopscience.iop.org
Abstract We perform broadband (0.7–100 keV) spectral analysis of five hard state
observations of the low-mass black hole X-ray binary GX 339–4 taken by AstroSat during the …

Probing the accretion geometry of the atoll source 4U 1702−429 in different spectral states with NICER, NuSTAR, and AstroSat

S Banerjee, J Homan - Monthly Notices of the Royal …, 2024 - academic.oup.com
We perform a comprehensive spectral study of a carefully selected sample (total exposure∼
50.5 ks) of NICER observations of the atoll neutron star low-mass X-ray binary 4U 1702 …

Testing the dynamic origin of Quasi-periodic Oscillations in MAXI J1535− 571 and H 1743− 322

D Rawat, N Husain, R Misra - Monthly Notices of the Royal …, 2023 - academic.oup.com
We investigate spectro-temporal properties for two black hole X-ray binary sources, MAXI
J1535− 571 and H 1743− 322, during their hard and hard-intermediate states. For MAXI …

On the energy dependence of the QPO phenomenon in the black hole system MAXI J1535-571

A Garg, R Misra, S Sen - Monthly Notices of the Royal …, 2022 - academic.oup.com
Previous analysis of AstroSat observations of the black hole system MAXI J1535-571 have
revealed the presence of a strong Quasi-Periodic Oscillation (QPO) whose frequency is …

The accretion/ejection link in the neutron star X-ray binary 4U 1820-30 I: a boundary layer-jet coupling?

A Marino, TD Russell, M Del Santo… - Monthly Notices of …, 2023 - academic.oup.com
The accretion flow/jet correlation in neutron star (NS) low-mass X-ray binaries (LMXBs) is far
less understood when compared to black hole (BH) LMXBs. In this paper we will present the …

Spectro-temporal and type I X-ray burst analysis of GX 3+ 1 using AstroSat observations

NT Thomas, SB Gudennavar… - Monthly Notices of the …, 2023 - academic.oup.com
ABSTRACT GX 3+ 1, an atoll type neutron star low-mass X-ray binary, was observed four
times by Soft X-ray Telescope and The Large Area X-ray Proportional Counter on-board …