The soft gamma-ray spectral variability of Cygnus X-1

Astrophysical Journal

Volumn 572, Issue 2 I, 2002, Pages 984-995

  McConnell, M L ^a   Zdziarski, A A ^b   Bennett, K ^c   Bloemen, H ^d   Collmar, W ^e   Hermsen, W ^d   Kuiper, L ^d   Paciesas, W ^f   Phlips, B F ^g   Poutanen, J ^h   Ryan, J M ^a   Schonfelder V ^e   Steinle, H ^e   Strong, A W ^e  

^a UNIVERSITY OF NEW HAMPSHIRE   (United States)

^b NICOLAUS COPERNICUS ASTRONOMICAL CENTER   (Poland)

^c EUROPEAN SPACE AGENCY   (Netherlands)

^d Netherlands Applied Research Organization   (Netherlands)

^e MAX PLANCK INSTITUT FÜR EXTRATERRESTRISCHE PHYSIK   (Germany)

^f UNIVERSITY OF ALABAMA IN HUNTSVILLE   (United States)

^g NAVAL RESEARCH LABORATORY   (United States)

^h UNIVERSITY OF OULU   (Finland)

Author keywords

Accretion, accretion disks; Black hole physics; Gamma rays: observations; Stars: individual (Cygnus X 1); X rays: stars

Indexed keywords

EID: 0038569418     PISSN: 0004637X     EISSN: 15384357     Source Type: Journal    
DOI: 10.1086/340436     Document Type: Article

References (76)

1. Anders, E., & Ebihara, M. 1982, Geochim. Cosmochim. Acta, 46, 2363
2. Arnaud, K. A. 1996, in ASP Conf. Ser. 101, Astronomical Data Analysis Software and Systems V, ed. G. H. Jacoby & J. Barnes (San Francisco: ASP), 17
3. Bevington, P. R., & Robinson, K. D. 1992, Data Reduction and Error Analysis for the Physical Sciences (2d ed.; New York: McGraw Hill)
4. Blumenthal, G. R., & Gould, R. J. 1970, Rev. Mod. Phys., 42, 237
5. Chakrabarti, S. K., & Titarchuk, L. G. 1995, ApJ, 455, 623
6. Coppi, P. S. 1992, MNRAS, 258, 657
7. _. 1999, in ASP Conf. Ser. 161, High Energy Processes in Accreting Black Holes, ed. J. Poutanen & R. Svensson (San Francisco: ASP), 375
8. Crider, A., Liang, E. P., Smith, I. A., Lin, D., & Kusnose, M. 1997, in AIP Conf. Proc. 410, Proc. Fourth Compton Symposium, ed. C. D. Dermer, M. S. Strickman, & J. D. Kurfess (New York: AIP), 868
9. Cui, W., et al. 1997, ApJ, 474, L57
10. Dahlbacka, G. H., Chapline, G. F., & Weaver, T. A. 1974, Nature, 250, 36
11. Dermer, C. D., Miller, J. A., & Li, H. 1996, ApJ, 456, 106
12. Di Salvo, T., Done, C., Zycki, P. T., Burderi, L., & Robba, N. R. 2001, ApJ, 547, 1024
13. Ebisawa, K., Titarchuk, L., & Chakrabarti, S. K. 1996a, PASJ, 48, 59
14. Ebisawa, K., Ueda, Y., Inoue, H., Tanaka, Y., & White, N. E. 1996b, ApJ, 467, 419
15. Eilik, J. 1980, ApJ, 236, 664
16. Eilik, J., & Kafatos, M. 1983, ApJ, 271, 804
17. Esin, A. A., Narayan, R., Cui, W., Grove, J. E., & Zhang, S.-N. 1998, ApJ, 505, 854
18. Fabian, A. C., Rees, M. J., Stella, L., & White, N. E. 1989, MNRAS, 238, 729
19. Fender, R. P. 2001, MNRAS, 322, 31
20. Frontera, F., et al. 2001, ApJ, 546, 1027
21. George, I. M., & Fabian, A. C. 1991, MNRAS, 249, 352
22. Ghisellini, G., Haardt, F., & Fabian, A. C. 1993, MNRAS, 263, L9
23. Gierliński, M., Zdziarski, A. A., Done, C., Johnson, W. N., Ebisawa, K., Ueda, Y., Haardt, F., & Phlips, B. F. 1997, MNRAS, 288, 958
24. Gierliński, M., Zdziarski, A. A., Poutanen, J., Coppi, P. S., Ebisawa, K., & Johnson, W. N. 1999, MNRAS, 309, 496
25. Gilfanov, M., Churazov, E., & Revnivtsev, M. 1999, A&A, 352, 182
26. Grove, J. E. 1999, in ASP Conf. Ser. 161, High Energy Processes in Accreting Black Holes, ed. J. Poutanen & R. Svensson (San Francisco: ASP), 54
27. Grove, J. E., Johnson, W. N., Kroeger, R. A., McNaron-Brown, K., Skibo, J. G., & Phlips, B. F. 1998, ApJ, 500, 899
28. Grove, J. E., et al. 1997, in AIP Conf. Proc. 410, Proc. Fourth Compton Symposium, ed. C. D. Dermer, M. S. Strickman, & J. D. Kurfess (New York: AIP), 122
29. Harmon, B. A., et al. 2002, ApJS, 138, 149
30. Johnson, W. N., et al. 1993, ApJS, 86, 693
31. Jourdain, E., & Roques, J. P. 1994, ApJ, 426, L11
32. Kitamoto, S., Egoshi, W., Miyamoto, S., Tsunemi, H., Ling, J. C., Wheaton, W. A., & Paul, B. 2000, ApJ, 531, 546
33. Kuiper, L., Hermsen, W., Bennett, K., Carraminana, A., McConnell, M., & Schönfelder, V. 1998, A&A, 337, 421
34. Laurent, P., & Titarchuk, L. 1999, ApJ, 511, 289
35. Li, H., Kusunose, M., & Liang, E. P. 1996, ApJ, 460, L29
36. Li, H., & Miller, J. A. 1997, ApJ, 478, L67
37. Liang, E. P. 1998, Phys. Rep., 302, 67
38. Liang, E. P., & Nolan, P. L. 1983, Space Sci. Rev., 38, 353
39. Ling, J. C., Mahoney, W. A., Wheaton, W. A., & Jacobsen, A. S. 1987, ApJ, 321, L117
40. Ling, J. C., Mahoney, W. A., Wheaton, W. A., Jacobsen, A. S., & Kaluzienski, L. 1983, ApJ, 275, 307
41. Ling, J. C., & Wheaton, W. A. 1989, ApJ, 343, L57
42. Ling, J. C., Wheaton, W. A., Mahoney, W. A., Skelton, R. T., Radocinski, R. G., & Wallyn, P. 1996, A&AS, 120, C677
43. Ling, J. C., et al. 1997, ApJ, 484, 375
44. _. 2000, ApJS, 127, 79
45. Magdziarz, P., & Zdziarski, A. A. 1995, MNRAS, 273, 837
46. Mahadevan, R., Narayan, R., & Krolik, J. 1997, ApJ, 486, 268
47. McConnell, M. L., et al. 1994, ApJ, 424, 933
48. _. 2000a, ApJ, 543, 928
49. _. 2000b, in AIP Conf. Proc. 510, Fifth Compton Symposium, ed. M. L. McConnell & J. M. Ryan (New York: AIP), 114
50. Narayan, R. 1996, ApJ, 462, 136
51. Narayan, R., Mahadevan, R., & Quataert, E. 1998, in Theory of Black Hole Accretion Disks, ed. M. A. Abramowicz, G. Björnsson & J. E. Pringle (Cambridge: Cambridge Univ. Press), 148
52. Phlips, B., et al. 1996, ApJ, 465, 907
53. Poutanen, J. 1998a, in Theory of Black Hole Accretion Disks, ed. M. A. Abramowicz, G. Björnsson, & J. E. Pringle (Cambridge: Cambridge Univ. Press), 100
54. _. 1998b, in AIP Conf. Proc. 431, Accretion Processes in Astrophysical Systems: Some Like it Hot!, ed. S. Holt & S. Kallman (New York: AIP), 89
55. Poutanen, J., & Coppi, P. 1998, Phys. Scr., 77, 57
56. Poutanen, J., Krolik, J. H., & Ryde, F. 1997, MNRAS, 292, L21
57. Poutanen, J., & Svensson, R. 1996, ApJ, 470, 249
58. Priedhorsky, W. C., Terrell, J., & Holt, S. S. 1983, ApJ, 270, 233
59. Schönfelder, V. 2001, in AIP Conf. Proc. 587, Gamma 2001, ed. S. R. Ritz, N. Gehrels, & C. R. Shrader (New York: AIP), 809
60. Schönfelder, V., et al. 1993, ApJS, 86, 657
61. Shakura, N. I., & Sunyaev, R. A. 1973, A&A, 24, 337
62. Shapiro, S. L., Lightman, A. P., & Eardley, D. M. 1976, ApJ, 204, 187
63. Shrader, C., & Titarchuk, L. 1998, ApJ, 499, L31
64. Stecker, F. W. 2001, in AIP Conf. Proc. 587, Gamma 2001, ed. S. R. Ritz, N. Gehrels & C. R. Shrader (New York: AIP), 432
65. Stecker, F. W., Salamon, M. H., & Done, C. 1999, preprint (astro-ph/9912106)
66. Stirling, A. M., Spencer, R. E., de la Force, C. J., Garrett, M. A., Fender, R. P., & Ogley, R. N. 2001, MNRAS, 327, 1273
67. Sunyaev, R. A., & Titarchuk, L. G. 1980, A&A, 86, 121
68. Svensson, R. 1987, MNRAS, 227, 403
69. Titarchuk, L., Mastichiadis, A., & Kylafas, N. D. 1997, ApJ, 487, 834
70. Ubertini, P., et al. 1991, ApJ, 366, 544
71. Wardziński, G., & Zdziarski, A. A. 2000, MNRAS, 314, 183
72. _. 2001, MNRAS, 325, 963 (Erratum: 327, 351)
73. Zdziarski, A. A. 2000, in IAU Symp. 195, Highly Energetic Physical Processes and Mechanisms for Emission from Astrophysical Plasmas, ed. P. C. H. Martens, S. Tsuruta, & M. A. Weber (San Francisco: ASP), 153
74. Zdziarski, A. A., Grove, J. E., Poutanen, J., Rao, A. R., & Vadawale, S. V. 2001, ApJ, 554, L45
75. Zhang, S. N., et al. 1997, ApJ, 477, L95
76. Zycki, P. T., & Czerny, B. 1994, MNRAS, 266, 653