Insight-HXMT Study of the Inner Accretion Disk in the Black Hole Candidate EXO 1846–031

XQ Ren, Y Wang, SN Zhang, R Soria… - The Astrophysical …, 2022 - iopscience.iop.org
We study the spectral evolution of the black hole candidate EXO 1846− 031 during its 2019
outburst, in the 1–150 keV band, with the Hard X-ray Modulation Telescope. The continuum …

The Hard-to-soft Transition of GX 339–4 as Seen by Insight–HXMT

H Liu, C Bambi, J Jiang, JA García, L Ji… - The Astrophysical …, 2023 - iopscience.iop.org
We present an analysis of the relativistic reflection spectra of GX 339–4 during the hard-to-
soft transition of its 2021 outburst observed by Insight–HXMT. The strong relativistic …

A variable ionized disk wind in the black hole candidate EXO 1846–031

Y Wang, L Ji, JA Garcia, T Dauser… - The Astrophysical …, 2020 - iopscience.iop.org
After 34 yr, the black hole candidate EXO 1846–031 went into outburst again in 2019. We
investigate its spectral properties in the hard intermediate and the soft states with NuSTAR …

Evolution of the Accretion Disk–Corona during the Bright Hard-to-soft State Transition: A Reflection Spectroscopic Study with GX 339–4

N Sridhar, JA García, JF Steiner… - The Astrophysical …, 2020 - iopscience.iop.org
We present the analysis of several observations of the black hole binary GX 339–4 during its
bright intermediate states from two different outbursts (2002 and 2004), as observed by the …

The bright black hole X-ray binary 4U 1543–47 during the 2021 outburst: A thick accretion disk inflated by high luminosity

SJ Zhao, L Tao, PP Li, R Soria, H Feng… - Astronomy & …, 2024 - aanda.org
The black hole X-ray binary source 4U 1543–47 experienced a super-Eddington outburst in
2021, reaching a peak flux of up to∼ 1.96× 10− 7 erg cm− 2 s− 1 (∼ 8.2 Crab) in the 2− 10 …

The 2017 Failed Outburst of GX 339–4: Relativistic X-Ray Reflection near the Black Hole Revealed by NuSTAR and Swift Spectroscopy

JA García, JA Tomsick, N Sridhar… - The Astrophysical …, 2019 - iopscience.iop.org
We report on the spectroscopic analysis of the black hole binary GX 339− 4 during its recent
2017–2018 outburst, observed simultaneously by the Swift and NuSTAR observatories …

Broad-band reflection spectroscopy of MAXI J1535–571 using AstroSat: estimation of black hole mass and spin

N Sridhar, S Bhattacharyya, S Chandra… - Monthly Notices of the …, 2019 - academic.oup.com
We report the results from AstroSat observations of the transient Galactic black hole X-ray
binary MAXI J1535–571 during its hard-intermediate state of the 2017 outburst. We …

NuSTAR and XMM-Newton observations of the 2015 outburst decay of GX 339-4

H Stiele, AKH Kong - The Astrophysical Journal, 2017 - iopscience.iop.org
The extent of the accretion disk in the low/hard state of stellar mass black hole X-ray binaries
remains an open question. There is some evidence suggesting that the inner accretion disk …

Swift and RXTE observations of the black hole transient GX 339-4 in the hard state between outbursts

R Allured, JA Tomsick, P Kaaret… - The Astrophysical …, 2013 - iopscience.iop.org
We use simultaneous Swift and RXTE observations of the black hole binary GX 339-4 to
measure the inner radius of its accretion disk in the hard state down to 0.4% L Edd via …

The Evolution of GX 339-4 in the Low-hard State as Seen by NuSTAR and Swift

J Wang-Ji, JA García, JF Steiner… - The Astrophysical …, 2018 - iopscience.iop.org
Abstract We analyze 11 Nuclear Spectroscopic Telescope Array and Swift observations of
the black hole X-ray binary GX 339–4 in the hard state, 6 of which were taken during the end …