SIMBAD references

2012MNRAS.424L..39I - Mon. Not. R. Astron. Soc., 424, L39-L43 (2012/July-3)

Signs of magnetic accretion in the young Be/X-ray pulsar SXP 1062.

IKHSANOV N.R.

Abstract (from CDS):

The spin behaviour of the neutron star in the newly discovered young Be/X-ray long-period pulsar SXP 1062 is discussed. The star is observed to rotate with the period of 1062 s, and spin down at the rate ∼ -2.6 {x} 10–12 Hz/s. I show that all of the conventional accretion scenarios encounter major difficulties in explaining the rapid spin-down of the pulsar. These difficulties can be, however, avoided within the magnetic accretion scenario in which the neutron star is assumed to accrete from a magnetized wind. The spin-down rate of the pulsar can be explained within this scenario provided the surface magnetic field of the neutron star is B* ∼ 4 {x} 1013 G. I show that the age of the pulsar in this case lies in the range (2–4) {x} 104 yr, which is consistent with observations. The spin evolution of the pulsar is briefly discussed.

Abstract Copyright: 2012 The Author Monthly Notices of the Royal Astronomical Society2012 RAS

Journal keyword(s): accretion, accretion discs - stars: magnetic field - stars: neutron - X-rays: binaries - X-rays: individual: SXP 1062

Simbad objects: 2

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