The magnetic field of an isolated neutron star from X-ray cyclotron absorption lines

Nature

Volumn 423, Issue 6941, 2003, Pages 725-727

  Bignami, G F ^a,b   Caraveo, P A ^c   De Luca, A ^c,d   Mereghetti, S ^c  

^a IRAP   (France)

^b UNIVERSITY OF PAVIA   (Italy)

^c INAF IASF MILANO   (Italy)

^d UNIVERSITY OF MILANO BICOCCA   (Italy)

Author keywords

[No Author keywords available]

Indexed keywords

ABSORPTION; CYCLOTRON RESONANCE; MAGNETIZATION; NEUTRONS; X RAY SPECTROSCOPY;

NEUTRON STARS;

ASTRONOMY;

ASTROPHYSICS;

ARTICLE; ASTRONOMY; CYCLOTRON; ELECTRON; MAGNETIC FIELD; OBSERVATION; PRIORITY JOURNAL; RADIATION ABSORPTION; X RAY;

EID: 0038240536     PISSN: 00280836     EISSN: None     Source Type: Journal    
DOI: 10.1038/nature01703     Document Type: Article

References (30)

1. Zavlin, V. E. & Pavlov, G. G. Modeling Neutron Star Atmospheres (eds Becker, W., Lesch, H. & Trümper, J.) 263-272 (MPE Report 278, Max Plank Institut für Extraterrestrische Physik, Garching bei, München, 2002).
2. Lamb, D. Q., Wang, J. C. L. & Wasserman, I. M. Energetics and dynamics of resonant and nonresonant scattering in strong magnetic fields. Astrophys. J. 363, 670-693 (1990).
3. Trümper, J. et al. Evidence for strong cyclotron line emission in the hard X-ray spectrum of Hercules X-1. Astrophys. J. 219, L105-L110 (1978).
4. Weathon, Wm. A. et al. An absorption feature in the spectrum of the pulsed hard X-ray flux from 4U0115+63. Nature 282, 240-243 (1979).
5. Pavlov, G. G., Zavlin, V. E. & Sanwal, D. Thermal Radiation from Neutron Stars: Chandra Results (eds Becker, W., Lesch, H. & Trümper, J.) 273-289 (MPE Report 278, Max Plank Institut für Extraterrestrische Physik, Garching bei, München, 2002).
6. Becker, W. & Aschenbach, B. in X-ray Observations of Neutron Stars and Pulsars: First Results from XMM-Newton (eds Becker, W., Lesch, H. & Trümper, J.) 64-86 (MPE Report 278 Max Plank Institut für Extraterrestrische Physik, Garching bei, München, 2002).
7. Bignami, G. F., Caraveo, P. A. & Mereghetti, S. On the optical counterpart of 1E1207.4-5209, the central X-ray source of a ring-shaped supernova remnant. Astrophys. J. 389, L67-L69 (1992).
8. Caraveo, P. A., Bignami, G. F. & Trümper, J. Radio-silent isolated neutron stars as a new astronomical reality. Astron. Astrophys. Rev. 7, 209-216 (1996).
9. Zavlin, V. E., Pavlov, G. G., Sanwal, D. & Trümper, J. Discovery of 424 millisecond pulsations from the radio-quiet neutron star in the supernova remnant PKS1209-51/52. Astrophys. J. 540, L25-L28 (2000).
10. Sanwal, D., Pavlov, G. G., Zavlin, V. E. & Teter, M. A. Discovery of absorption features in the X-ray spectrum of an isolated neutron star. Astrophys. J. 574, L61-L64 (2002).
11. Mereghetti, S. et al. Pulse phase variations of the X-ray spectral features in the radio-quiet neutron star 1E1207-5209. Astrophys. J. 581, 1280-1285 (2002).
12. Strüder, L. et al. The European photon imaging camera on XMM-Newton: The pn-CCD camera. Astron. Astrophys. 365, L18-L26 (2001).
13. Turner, M. et al. The European photon imaging camera on XMM-Newton: The MOS cameras. Astron. Astrophys. 365, L27-L35 (2001).
14. Miller, J. M. et al. XMM-Newton spectroscopy of the accretion-driven millisecond X-ray pulsar XTE J1751-305 in outburst. Astrophys. J. 583, L99-L102 (2003).
15. Kirsch, M. (on behalf of the EPIC collaboration) EPIC Calibration Issues in Progress Document XMM-SOC-CAL-TN-0018 (EPIC Status of Calibration and Data Analysis), XMM-Newton Science Operation Centre, Villafranca del Castillo, 2002); 〈http://xmm.vilspa.esa.es/docs/documentes/CAL-TN-0018-2-0.pdf〉.
16. Den Herder, J. W. et al. The reflection grating spectrometer on board XMM-Newton. Astron. Astrophys. 365, L7-L17 (2001).
17. Mori, K. et al. X-ray spectroscopy of the isolated neutron star 1E1207.4-5209: Atmospheric composition and equation of state. Astrophys. J. (submitted); preprint at 〈http://arXiv.org/astro-ph/0301161) (2003〉.
18. Hailey, C. J. & Mori, K. Evidence of a mid-atomic number atmosphere in the neutron star 1E1207.4-5209. Astrophys. J. 578, L133-L136 (2002).
19. Zavlin, V. E., Pavlov, G. G. & Shibanov, Yu. Model neutron star atmospheres with low magnetic fields. I. Atmospheres in radiative equilibrium. Astron. Astrophys. 315, 141-152 (1996).
20. Voges, W. et al. Cyclotron lines in the hard X-ray spectrum of Hercules X-1. Astrophys. J. 263, 803-813 (1982).
21. Nagase, F. et al. Cyclotron line features in the spectrum of the transient X-ray pulsar X0115+634. Astrophys. J. 375, L49-L52 (1991).
22. Isenberg, M., Lamb, D. Q. & Wang, J. C. L. Effects of the geometry of the line-forming region on the properties of cyclotron resonant scattering lines. Astrophys. J. 505, 688-714 (1998).
23. Freeman, P. E. et al. Resonant cyclotron radiation transfer model fits to spectra from gamma-ray burst GRB 870303. Astrophys. J. 524, 772-792 (1999).
24. Meszaros, P. & Nagel, W. X-ray pulsar models. 1 - Angle-dependent cyclotron line formation and comptonization. Astrophys. J. 298, 147-160 (1985).
25. Zane, S. et al. Proton cyclotron features in thermal spectra of ultramagnetized neutron stars. Astrophys. J. 560, 384-389 (2001).
26. Giacani, E. B. et al. The interstellar matter in the direction of the supernova remnant G296.5 + 10.0 and the central X-ray source 1E1207.4-5209. Astron. J. 119, 281-291 (2000).
27. Camilo, F. Deep searches for young pulsars. ASP Conf. Ser. (eds Bailes, M., Nice, D. J. & Thorsett, S.) (Astronomical Society of the Pacific, San Francisco, in the press); preprint at 〈http://arXiv.org/astro-ph/0210620〉.
28. Xu, R. X., Wang, H. G. & Qiao, G. J. A note on the discovery ofabsorption features in 1E1207.4-5209. Clin. Phys. Lett. 20, 314 (2003); preprint at 〈http://arXiv.org/astro-ph/0207079〉.
29. Bignami, G. F. et al. Multiwavelength data suggest a cyclotron feature on the hot thermal continuum of Geminga. Astrophys. J. 456, L111-L114 (1996).
30. Pavlov, G. G., Zavlin, V. E., Sanwal, D. & Trümper, J. 1E 1207.4-5209: The puzzling pulsar at the center of the supernova remnant PKS 1209-51/52. Astrophys. J. 569, L95-L98 (2002).