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astro-ph2005
Radio-quiet neutron star 1E 1207.4-5209: a possible strong Gravitational-wave source
B. P. Gong
There are four puzzles on 1E 1207.4-5209: (1) the characteristic age of the pulsar is much higher than the estimated age of the supernova remnant; (2) the magnetic field inferred f…
astro-ph2005
On the nature of the radio quiet X-ray neutron star 1E 1207.4-5209
Biping Gong, G. F. Bignami
The strange timing property of X-ray pulsar 1E 1207.4-5209 can be explained by the hypothesis that it is a member of an ultra-compact binary system. This paper confronts the ultra-…