Evidence for free precession in a pulsar

Nature

Volumn 406, Issue 6795, 2000, Pages 484-486

  Stairs, I H ^a   Lyne, A G ^a   Shemar, S L ^a  

^a UNIVERSITY OF MANCHESTER   (United Kingdom)

Author keywords

[No Author keywords available]

Indexed keywords

ARTICLE; ASTRONOMY; PERIODICITY; PRIORITY JOURNAL;

EID: 0034601466     PISSN: 00280836     EISSN: None     Source Type: Journal    
DOI: 10.1038/35020010     Document Type: Article

References (20)

1. Shaham, J. Free precession of neutron dtars: role of possible vortex pinning. Astrophys. J. 214, 251-260 (1977).
2. Sedrakian, A., Wasserman, I. & Cordes, J. M. Precession of isolated neutron stars. I. Effects of imperfect pinning. Astrophys. J. 524, 341-460 (1999).
3. Bailes, M., Lyne, A. G. & Shemar, S. L. in Planets Around Pulsars (eds Phillips, J. A., Thorsett, S. E. & Kulkarni, S. R.) 19-10 (Astronomical Society of the Pacific Conference Series, San Francisco, 1993).
4. Wolszczan, A. & Frail, D. A. A planetary system around the millisecond pulsar PSR 1257+12. Nature 355, 145-147 (1992).
5. Rasio, F. A., Nicholson, P. D., Shapiro, S. L. & Teukolsy, S. A. An observational test for the existence of a planetary system orbiting PSR 1257+12. Nature 355, 325-326 (1992).
6. Wolsyczan, A. Confirmation of Earth-mass planets orbiting the millisecond pulsar PSR 1257+12. Science 264, 538-542 (1994).
7. Kennel, C. F. & Coroniti, F. V. in Solar System Plasma Physics. Vol. 2 Magnetospheres 105-181 (North-Holland, Amsterdam, 1979).
8. Lyne, A. G. in Pulsars: Problems and Progress (eds Johnston, S., Walker, M. A. & Bailes, M.) 73-81 (IAU Colloquium 160, Astronomical Society of the Pacific, San Francisco, 1996).
9. Tkachenko, K. Stability of vortex lattices. Sov. Phys. JETP 23, 1049-1056 (1966).
10. Goldstein, H. Classical Mechanics 205-213 (Addison-Wesley, Reading, Massachusetts, 1980).
11. Weisberg, J. M., Romani, R. W. & Taylor, J. H. Evidence for geodetic spin precession in the binary pulsar 1913+16. Astrophys. J. 347, 1030-1033 (1989).
12. Arzoumanian, Z. Radio Observations of Binary Pulsars: Clues to Binary Evolution and Tests of General Relativity. Thesis, Princeton Univ. (1995).
13. Cordes, J. M. in Planets around Pulsars (eds Phillips, J. A., Thorsett, S. E. & Kulkarni, S. R.) 43-60 (Astronomical Society of the Pacific Conference Series Vol. 36, San Francisco, 1993).
14. Suleymanova, S. A. & Shitov, Y. P. Secular variations of the integrated pulse profile of, and torque on, PSR 2217+47: Precession of the neutron star? Astrophys. J. Lett. 422, 17-20 (1994).
15. D'Alessandro, F. & McCulloch, P. M. Long-term timing observations of four southern pulsars. Mon. Not. R. Astron. Soc. 292., 879-886 (1997).
16. Mereghetti, S. A spin-down variation in the 6 second X-ray pulsar 1E 1048.1-5937. Astrophys. J. 455, 598-602 (1995).
17. Melatos, A. Bumpy spin-down of anomalous X-ray pulsars: The link with magnetars. Astrophys. J. 519, L77-L80 (1999).
18. Alpar, M. A., Anderson, P. W., Pines, D. & Shaham, J. Vortex creep and the internal temperature of neutron stars. I. General theory. Astrophys. J. 276, 325-334 (1984).
19. Roberts, D. H., Lehar, J. & Dreher, J. W. Time series analysis with CLEAN. I. Derivation of a spectrum. Astron. J. 93, 968-989 (1987).
20. Lyne, A. G. & Graham-Smith, F. Pulsar Astronomy 14-22 (Cambridge, Univ. Press, 1998).