SIMBAD references

2020RAA....20...28J - Research in Astron. and astroph., 20, 28-28 (2020/March-0)

Inference on disk-jet connection of MAXI J1836-194 from spectral analysis with the TCAF solution.

JANA A., DEBNATH D., CHAKRABARTI S.K. and CHATTERJEE D.

Abstract (from CDS):

Galactic transient black hole candidate (BHC) MAXI J1836-194 was discovered on 2011 Aug 30, by MAXI/GSC and Swift/BAT. The source activity during this outburst continued for ∼ 3 months before entering into the quiescent state. It again became active in March 2012 and continued for another ∼ 2 months. In this paper, 3 - 25 keV RXTE/PCA spectra from the 2011 outburst and 0.5 - 10.0 keV Swift/XRT data during its 2012 outburst are analyzed with the two-component advective flow (TCAF) model based fits files in XSPEC. We calculate the X-ray contributions coming from jets/outflow using a newly developed method based on the deviation of the TCAF model normalization. We also study the correlation between observed radio and estimated jet X-ray fluxes. The correlation indices (b) are found to be 1.79 and 0.61, when the 7.45 GHz Very Large Array (VLA) radio flux is correlated with the total X-ray and jet X-ray fluxes in 3 - 25 keV range respectively. It has been found that the jet contributes in X-rays up to a maximum of 86% during its 2011 outburst. This makes the BHC MAXI J1836-194 strongly jet dominated during the initial rising phase.

Abstract Copyright: © 2020 National Astronomical Observatories

Journal keyword(s): X-Rays: binaries - stars individual: (MAXI J1836-194) - stars: black holes - accretion, accretion disks - ISM: jets and outflows - radiation: dynamics

Simbad objects: 14

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