Low-state gamma-ray emission from blazars and the gamma-ray background

Astrophysical Journal

Volumn 476, Issue 1 PART I, 1997, Pages 7-11

  Kazanas, Demosthenes ^a   Perlman, Eric ^a,b  

^a NASA GODDARD SPACE FLIGHT CENTER   (United States)

^b STScI   (United States)

Author keywords

Diffuse radiation; Gamma rays: observations

Indexed keywords

EID: 33645804249     PISSN: 0004637X     EISSN: 15384357     Source Type: Journal    
DOI: 10.1086/303612     Document Type: Article

References (25)

1. Bignami, G. F., Fichtel, C. E., Hartman, R. C., & Thompson, D. J. 1979, ApJ, 232, 649
2. Condon, J. J. 1984, ApJ, 287, 461
3. Dunlop, J. S., & Peacock, J. A. 1990, MNRAS, 247, 19
4. Fichtel, C. E., Simpson, G. A., & Thompson, D. J. 1978, ApJ, 222, 833
5. Giommi, P., Ansari, S. G., & Micol, A. 1995, A&AS, 109, 267
6. Kazanas, D., & Protheroe, J. P. 1983, Nature, 302, 228
7. Kühr, H., Witzel, A., Pauliny-Toth, I. I. K., & Nauber, U. 1981, A&AS, 45, 367
8. Macomb, D. J., et al. 1995, ApJ, 449, L99
9. Osborne, J. L., Wolfendale, A. W., & Zhang, L. 1994, J. Phys. G, 20, 1089
10. Padovani, P., Ghisellini, G., Fabian, A. C., & Celotti, A. 1993, MNRAS, 260, L21
11. Perlman, E., et al. 1997, in preparation
12. Salamon, M. H., & Stecker, F. W. 1994, ApJ, 430, L21
13. Sambruna, R., Maraschi, L., & Urry, C. M. 1996, ApJ, 463, 444
14. Silk, J., & Srednicki, M. 1984, Phys. Rev. Lett., 53, 624
15. Sreekumar, P., et al. 1996, in preparation
16. Stecker, F. W. 1989, Nucl. Phys. B, 10B, 93
17. Stecker, F. W., Morgan, D. L., & Bredekamp, J. 1971, Phys. Rev. Lett., 27, 1469
18. Stecker, F. W., & Salamon, M. H. 1996, ApJ, 404, 600
19. Stecker, F. W., Salamon, M. H., & Malkan, M. A. 1993, ApJ, 410, L71
20. Stickel, M., Fried, J. W., Kuhr, H., Padovani, P., & Urry, C. M. 1991, ApJ, 374, 431
21. Thompson, D. J., & Fichtel, C. E. 1982, A&A, 109, 354
22. Thompson, D. J., et al. 1995, ApJS, 101, 259
23. Urry, C. M., & Padovani, P. 1995, PASP, 107, 803
24. Wall, J. V., et al. 1995, in IAU Symp. 175: Extragalactic Radio Sources, in press
25. Windhorst, R. A., Miley, G. K., Owen, F. N., Kron, R. G., & Koo, D. C. 1985, ApJ, 289, 494