Observation of an extra emission around 2 MeV in the spectrum of an intense gamma-ray burst

Astrophysical Journal

Volumn 538, Issue 1 PART 1, 2000, Pages 152-164

  Barat, C ^a   Lestrade, J P ^b   Dezalay, J P ^a   Sunyaev, R ^c   Terekhov, O ^c   Kuznetsov, A ^c  

^a CNRS   (France)

^b MISSISSIPPI STATE UNIVERSITY   (United States)

^c Russian Academy of Sciences   (Russian Federation)

Author keywords

Gamma rays: bursts

Indexed keywords

EID: 0034691396     PISSN: 0004637X     EISSN: 15384357     Source Type: Journal    
DOI: 10.1086/309097     Document Type: Article

References (50)

1. Band, D., et al. 1993, ApJ, 413, 281
2. Barat, C., et al. 1988, in AIP Conf. Proc. 170, Nuclear Spectroscopy of Astrophysical Sources, ed. G. H. Share & N. Gehrels (Woodbury: AIP), 395
3. _. 1998, in AIP Conf. Proc. 428, Gamma-Ray Bursts: 4th Huntsville Symposium, ed. C. A. Meegan, R. D. Preece, & T. M. Koshut (Woodbury: AIP), 278
4. Baring, M. G., & Harding, A. K. 1997, ApJ, 491, 663
5. Bevington, P. R. 1969, Data Reduction and Error Analysis for the Physical Sciences (New York: McGraw-Hill)
6. Brainerd, J. J., et al. 1998, ApJ, 501, 325
7. Briggs, M. S. 1996, in AIP Conf. Proc. 384, Gamma-Ray Bursts, 3d Huntsville Symposium, ed. C. Kouveliotou, M. Briggs, & G. Fishman (Woodbury: AIP), 133
8. Briggs, M. S., et al. 1999, ApJ, 524, 82
9. Costa, E., et al. 1997, Nature, 387, 783
10. Crider, A., et al. 1997, ApJ, 479, L39
11. Dezalay, J.-P. 1994, Ph.D. thesis, Univ. Paul Sabatier, Toulouse, France
12. Djorgovski, S. G., et al. 1998, ApJ, 508, L17
13. Eadie, W. T., Drijard, D., James, F. E., Roos, M., & Sadoulet, B. 1971, Statistical Methods in Experimental Physics (Amsterdam: NorthHolland)
14. Fenimore, E. E., et al. 1988, ApJ, 335, L71
15. Ford, L. A., et al. 1995, ApJ, 439, 307
16. Galama, T. J., et al. 1999, Nature, 398, 394
17. Hanlon, L. O., et al. 1994, A&A, 285, 161
18. Harding, A. K. 1994, ApJS, 90, 863
19. Harding, A. K., & Preece, R. D. 1989, ApJ, 338, L21
20. Hartmann, D., Epstein, R. I., & Woosley, S. E. 1990, ApJ, 348, 625
21. Hurley, K., et al. 1994, Nature, 372, 652
22. _. 2000, ApJ, 533, 884
23. Kippen, R. M., et al. 1998, ApJ, 492, 246
24. Kulkarni, S. R., et al. 1999, Nature, 398, 389
25. Kwok, P. W., et al. 1993, in AIP Conf. Proc. 280, Compton Gamma-Ray Observatory, ed. M. Fredlander, N. Gehrels, & D. Macomb (Woodbury: AIP), 855
26. Lampton, M., Margon, B., & Bowyer, S. 1976, ApJ, 208, 177
27. Loredo, T. J., & Epstein, R. I. 1989, ApJ, 336, 896
28. Matz, S. M., Forrest, D. J., Vestrand, W. T., Chupp, E. L., Share, G. H., & Rieger, E. 1985, ApJ, 288, L37
29. Meegan, C. A., et al. 1992, Nature, 355, 143
30. _. 1996, ApJS, 106, 65
31. Mésźros, P., & Rees, M. J. 1993, ApJ, 405, 278
32. _. 1998, ApJ, 502, L105
33. Metzger, M. R., et al. 1997, Nature, 387, 878
34. Mitrofanov, I. G., et al. 2000, in AIP Conf. Proc. 428, Gamma-Ray Bursts: 5th Huntsville Symposium, (Woodbury: AIP), in press
35. Murakami, T., et al. 1988, Nature, 335, 234
36. Nelson, W. R., Hirayama, H., & Rogers, D. W. O. 1985, SLAC Report 265 UC-32
37. Preece, R. D., et al. 1998a, ApJ, 496, 849
38. _. 1998b, ApJ, 506, L23
39. _. 2000, ApJS, 126, 19
40. Ryde, F. 1999, Astrophys. Lett. Commun., 39, 749
41. Sari, R., & Piran, T. 1999, ApJ, 520, 641
42. Sazonov, S. Y., et al. 1998, A&AS, 129, 1
43. Schaefer, B. E., et al. 1992, ApJ, 393, L51
44. _. 1998, ApJ, 492, 696
45. Schneid, E. J., et al. 1992, A&A, 255, L13
46. Sommer, M., et al. 1994, ApJ, 422, L63
47. Tavani, M., 1997, ApJ, 483, L87
48. Van Paradijs, J., et al. 1997, Nature, 386, 686
49. Vilmer, N., et al. 1999, A&A, 342, 575
50. Yoshida, A., et al. 1991, PASJ, 43, L69