Decline of the space density of quasars between z = 2 and z = 4

Astrophysical Journal

Volumn 591, Issue 1 I, 2003, Pages 43-52

  Vigotti, M ^a   Carballo, R ^b   Benn, C R ^c   De Zotti, G ^d   Fanti, R ^a,e   Gonzalez Serrano, J I ^f   Mack, K H ^a,h,i   Holt, J ^g  

^a CNR   (Italy)

^b UNIVERSITY OF CANTABRIA   (Spain)

^c ISAAC NEWTON GROUP OF TELESCOPES   (Spain)

^d INAF OSSERVATORIO ASTROFISICO DI TORINO   (Italy)

^e UNIVERSITY OF BOLOGNA   (Italy)

^f INSTITUTO DE FÍSICA DE CANTABRIA CSIC UC   (Spain)

^g UNIVERSITY OF SHEFFIELD   (United Kingdom)

^h ASTRON   (Netherlands)

ⁱ UNIVERSITY OF BONN   (Germany)

Author keywords

Cosmology: observations; Early universe; Galaxies: evolution; Galaxies: formation; Quasars: general; Surveys

Indexed keywords

EID: 0042656853     PISSN: 0004637X     EISSN: 15384357     Source Type: Journal    
DOI: 10.1086/375266     Document Type: Article

References (46)

1. Becker, R. H., White, R. L., & Helfand, D. J. 1995, ApJ, 450, 559
2. Becker, R. H., et al. 2001a, ApJS, 135, 227
3. _. 2001b, AJ, 122, 2850
4. Benn, C. R., Vigotti, M., Pedani, M., Holt, J., Mack, K.-H., Curran, R., & Sánchez, S. F. 2002, MNRAS, 329, 221
5. Berlin, E., & Arnouts, S. 1996, A&AS, 117, 393
6. Boyle, B. J., Shanks, T., Croom, S. M., Smith, R. J., Miller, L., Loaring, N., & Heymans, C. 2000, MNRAS, 317, 1014
7. Brotherton, M. S., Tran, H. D., Becker, R. H., Gregg, M. D., Laurent-Muehleisen, S. A., & White, R. L. 2001, ApJ, 546, 775
8. Dunlop, J. S., & Peacock, J. A. 1990, MNRAS, 247, 19
9. Evans, D. W. 1989, A&AS, 78, 249
10. Fan, X., et al. 2001a, AJ, 122, 2833
11. _. 2001b, AJ, 121, 54
12. _. 2001c, AJ, 121, 31
13. Fukugita, M., Ichikawa, T., Gunn, J. E., Doi, M., Shimasaku, K., & Schneider, D. P. 1996, AJ, 111, 1748
14. Fukugita, M., Shimasaku, K., & Ichikawa, T. 1995, PASP, 107, 945
15. Granato, G. L., Silva, L., Monaco, P., Panuzzo, P., Salucci, P., De Zotti, G., & Danese, L. 2001, MNRAS, 324, 757
16. Gregg, M. D., Becker, R. H., White, R. L., Helfand, D. J., McMahon, R. G., & Hook, I. M. 1996, AJ, 112, 407
17. Gregory, P. C., Scott, W. K., Douglas, K., & Condon, J. J. 1996, ApJS, 103, 427
18. Haehnelt, M. G., & Rees, M. J. 1993, MNRAS, 263, 168
19. Haiman, Z., & Loeb, A. 2001, ApJ, 552, 459
20. Holt, J., et al. 2003, MNRAS, submitted
21. Hook, I. M., Becker, R. H., McMahon, R. G., & White, R. L. 1998a, MNRAS, 297, 1115
22. Hook, I. M., McMahon, R. G., Shaver, P. A., & Snellen, I. A. G. 2002, A&A, 391, 509
23. Hook, I. M., Shaver, P. A., & McMahon, R. G. 1998b, in ASP Conf. Ser. 146, The Young Universe: Galaxy Formation and Evolution at Intermediate and High Redshift, ed. S. D'Odorico, A. Fontana, & E. Giallongo (San Francisco: ASP), 17
24. Humphreys, R. M., Landau, R., Ghigo, F. D., Zumach, W., & Labonte, A. E. 1991, AJ, 102, 395
25. Irwin, M., McMahon, R., & Hazard, C. 1991, in ASP Conf. Ser. 21, The Space Distribution of Quasars, ed. D. Crampton (San Francisco: ASP), 117
26. Ivezic, Z., et al. 2002, AJ, 124, 2364
27. Jarvis, M. J., & Rawlings, S. 2000, MNRAS, 319, 121
28. Jarvis, M. J., Rawlings, S., Willott, C. J., Blundell, K. M., Eales, S., & Lacy, M. 2001, MNRAS, 327, 907
29. Kennefick, J. D., Djorgovski, S. G., & de Carvalho, R. R. 1995, AJ, 110, 2553
30. Madau, P. 1995, ApJ, 441, 18
31. Miyaji, T., Hasinger, G., & Schmidt, M. 2000, A&A, 353, 25
32. McMahon, R., & Irwin, M. J. 1992, in Digitized Optical Sky Surveys, ed. H. T. McGillivray & E. B. Thomson (Dordrecht: Kluwer), 417
33. McMahon, R. G., White, R. L., Helfand, D. J., & Becker, R. H. 2002, ApJS, 143, 1
34. Oke, J. B. 1974, ApJS, 27, 21
35. Peacock, J. A. 1985, MNRAS, 217, 601
36. Pennington, R. L., Humphreys, R. M., Odewahn, S. C., Zumach, W., & Thurmes, P. M. 1993, PASP, 105, 521
37. Prandoni, I., Gregorini, L., Parma, P., de Ruiter, H. R., Vettolani, G., Wieringa, M. H., & Ekers, R. D. 2001, A&A, 365, 392
38. Schmidt, M., Schneider, D. P., & Gunn, J. E. 1995, AJ, 110, 68
39. Shaver, P. A., Hook, I. M., Jackson, C. A., Wall, J. V., & Kellermann, K. I. 1999, in ASP Conf. Ser. 156, Highly Redshifted Radio Lines, ed. C. L. Carrilli et al. (San Francisco: ASP), 163
40. Shaver, P. A., Wall, J. V., Kellermann, K. I., Jackson, C. A., & Hawkins, M. R. S. 1996, Nature, 384, 439
41. Snellen, I. A. G., McMahon, R. G., Dennett-Thorpe, J., Jackson, N., Mack, K.-H., & Xanthopoulos, E. 2001, MNRAS, 325, 1167
42. Stern, D., Djorgovski, S. G., Perley, R. A., de Carvalho, R. R., & Wall, J. V. 2000, AJ, 119, 1526
43. Vigotti, M., Vettolani, G., Merighi, R., Lahulla, J. F., & Pedani, M. 1997, A&AS, 123, 219
44. Warren, S. J., Hewett, P. C., & Osmer, P. S. 1994, ApJ, 421, 412
45. White, R. L., Becker, R. H., Helfand, D. J., & Gregg M. D. 1997, ApJ, 475, 479
46. White, R. L., et al. 2000, ApJS, 126, 133