Monday, November 12, 2012

1211.2209 (Bennett Link)

Observable core response in neutron star spin glitches    [PDF]

Bennett Link
The superfluid core of a neutron star is usually assumed to corotate with the crust over timescales longer than minutes. I show that the interaction between the neutron superfluid and the type II superconductor of the outer core increases the coupling time to weeks or longer. I suggest that observed post-glitch response over timescales of weeks to years represents recovery of the outer core. Spin glitches could originate in either the inner crust or the outer core.
View original: http://arxiv.org/abs/1211.2209

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