SIMBAD references

2001MNRAS.325..989B - Mon. Not. R. Astron. Soc., 325, 989-994 (2001/August-2)

General relativistic spectra of accretion discs around rapidly rotating neutron stars: effect of light bending.

BHATTACHARYYA S., BHATTACHARYA D. and THAMPAN A.V.

Abstract (from CDS):

We present computed spectra, as seen by a distant observer, from the accretion disc around a rapidly rotating neutron star. Our calculations are carried out in a fully general relativistic framework, with an exact treatment of rotation. We take into account the Doppler shift, gravitational redshift and light-bending effects in order to compute the observed spectrum. We find that light bending significantly modifies the high-energy part of the spectrum. Computed spectra for slowly rotating neutron stars are also presented. These results would be important for modelling the observed X-ray spectra of low-mass X-ray binaries containing fast-spinning neutron stars.

Abstract Copyright: The Royal Astronomical Society

Journal keyword(s): accretion, accretion discs - relativity - stars: neutron - stars: rotation - X-rays: binaries

Simbad objects: 2

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