What can the braking indices tell us about pulsars' nature?

dc.creatorYue, Y. L.
dc.creatorXu, R. X.
dc.creatorZhu, W. W.
dc.date2006-11-01
dc.date.accessioned2026-07-07T11:00:05Z
dc.date.available2026-07-07T11:00:05Z
dc.descriptionAs a result of observational difficulties, braking indices of only six rotation-powered pulsars are obtained with certainty, all of which are remarkably smaller than the value ($n=3$) expected for pure magnetodipole radiation model. This is still a real fundamental question not being well answered after nearly forty years of the discovery of pulsar. The main problem is that we are shamefully not sure about the dominant mechanisms that result in pulsars' spin-down. Based on the previous works, the braking index is re-examined, with a conclusion of suggesting a constant gap potential drop for pulsars with magnetospheric activities. New constrains on model parameters from observed braking indices are presented.
dc.description10 pages, 4 figures, submitted to "Advances in Space Research" (Proceedings of COSPAR 2006)
dc.identifierhttps://arxiv.org/abs/astro-ph/0611022
dc.identifierhttp://arxiv.org/abs/astro-ph/0611022
dc.identifierAdv.SpaceRes.40:1491-1497,2007
dc.identifierdoi:10.1016/j.asr.2007.08.016
dc.identifier.urihttp://salesiana.dossiersoluciones.com/handle/123456789/187613
dc.subjectAstrophysics
dc.titleWhat can the braking indices tell us about pulsars' nature?
dc.typetext

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