vKompth: a variable Comptonization model for low-frequency quasi-periodic oscillations in black hole X-ray binaries

C Bellavita, F García, M Méndez… - Monthly Notices of the …, 2022 - academic.oup.com
Low-mass X-ray binaries (LMXBs) show strong variability over a broad range of time-scales.
The analysis of this variability, in particular of the quasi-periodic oscillations (QPO), is key to …

The comptonizing medium of the black hole X-ray binary MAXI J1535− 571 through type-C quasi-periodic oscillations

D Rawat, M Méndez, F García… - Monthly Notices of …, 2023 - academic.oup.com
We present a detailed spectral and temporal analysis of the black hole candidate MAXI
J1535− 571 using NICER observations in 2017 September and October. We focus …

A variable corona during the transition from type-C to type-B quasi-periodic oscillations in the black hole X-ray binary MAXI J1820+ 070

R Ma, M Méndez, F García, N Sai… - Monthly Notices of the …, 2023 - academic.oup.com
ABSTRACT We analyse a Neutron Star Interior Composition Explorer observation of the
black hole X-ray binary MAXI J1820+ 070 during a transition from type-C to type-B quasi …

Dual-corona Comptonization model for the type-b quasi-periodic oscillations in GX 339-4

V Peirano, M Méndez, F García… - Monthly Notices of the …, 2023 - academic.oup.com
Characterizing the fast variability in black hole low-mass X-ray binaries (BHXBs) can help us
to understand the geometrical and physical nature of the innermost regions of these …

A NICER look at the jet-like corona of MAXI J1535−571 through type-B quasi-periodic oscillations

Y Zhang, M Méndez, F García… - Monthly Notices of …, 2023 - academic.oup.com
ABSTRACT MAXI J1535− 571 is a black-hole X-ray binary that in 2017 exhibited a very
bright outburst which reached a peak flux of up to 5 Crab in the 2–20 keV band. Given the …

Variability and phase lags of the type-C quasi-periodic oscillation of MAXI J1348–630 with NICER

K Alabarta, M Méndez, F García… - Monthly Notices of …, 2022 - academic.oup.com
We study the properties of the type-C quasi-periodic oscillation (type-C QPO) of MAXI J1348–
630 during its 2019 outburst and reflare with NICER. This is the first time that the evolution of …

Type-A quasi-periodic oscillation in the black hole transient MAXI J1348− 630

L Zhang, M Méndez, F García, Y Zhang… - Monthly Notices of …, 2023 - academic.oup.com
We present a detailed analysis of the spectral and timing characteristics of a 7-Hz type-A
quasi-periodic oscillation (QPO) detected in NICER observations of the black hole X-ray …

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 …

Quasi-periodic Oscillations in GX 339− 4 during the 2021 Outburst Observed with Insight-HXMT

YJ Jin, W Wang, X Chen, PF Tian, Q Liu… - The Astrophysical …, 2023 - iopscience.iop.org
A new outburst of GX 339− 4 in 2021 was monitored by the Hard X-ray Modulation
Telescope (Insight-HXMT). By using the data of Insight-HXMT from 2021 February to March …

Chasing the break: tracing the full evolution of a black hole X-ray binary jet with multiwavelength spectral modeling

C Echiburú-Trujillo, AJ Tetarenko… - The Astrophysical …, 2024 - iopscience.iop.org
Black hole (BH) X-ray binaries (XRBs) are ideal targets to study the connection between
accretion inflow and jet outflow. Here we present quasi-simultaneous, multiwavelength …