Standard
Black Hole Masses of High-Redshift Quasars. / Vestergaard, M.
In:
MULTIWAVELENGTH AGN SURVEYS. Proceedings of the Guillermo Haro Conference 2003. Held 8-12 December 2003 in Cozumel, Mexico. Edited by Raúl Mújica (Instituto Nacional de Astrofísica, Óptica y Electrónica, Mexico) & Roberto Maiolino (INAF-Osservatorio Astrofisico di Arcetri, Italy), 01.10.2004, p. 385-388.
Research output: Contribution to journal › Conference article › Research › peer-review
Harvard
Vestergaard, M 2004, '
Black Hole Masses of High-Redshift Quasars',
MULTIWAVELENGTH AGN SURVEYS. Proceedings of the Guillermo Haro Conference 2003. Held 8-12 December 2003 in Cozumel, Mexico. Edited by Raúl Mújica (Instituto Nacional de Astrofísica, Óptica y Electrónica, Mexico) & Roberto Maiolino (INAF-Osservatorio Astrofisico di Arcetri, Italy), pp. 385-388.
https://doi.org/10.1142/9789812702432_0092
APA
Vestergaard, M. (2004).
Black Hole Masses of High-Redshift Quasars.
MULTIWAVELENGTH AGN SURVEYS. Proceedings of the Guillermo Haro Conference 2003. Held 8-12 December 2003 in Cozumel, Mexico. Edited by Raúl Mújica (Instituto Nacional de Astrofísica, Óptica y Electrónica, Mexico) & Roberto Maiolino (INAF-Osservatorio Astrofisico di Arcetri, Italy), 385-388.
https://doi.org/10.1142/9789812702432_0092
Vancouver
Vestergaard M.
Black Hole Masses of High-Redshift Quasars.
MULTIWAVELENGTH AGN SURVEYS. Proceedings of the Guillermo Haro Conference 2003. Held 8-12 December 2003 in Cozumel, Mexico. Edited by Raúl Mújica (Instituto Nacional de Astrofísica, Óptica y Electrónica, Mexico) & Roberto Maiolino (INAF-Osservatorio Astrofisico di Arcetri, Italy). 2004 Oct 1;385-388.
https://doi.org/10.1142/9789812702432_0092
Author
Vestergaard, M. / Black Hole Masses of High-Redshift Quasars. In: MULTIWAVELENGTH AGN SURVEYS. Proceedings of the Guillermo Haro Conference 2003. Held 8-12 December 2003 in Cozumel, Mexico. Edited by Raúl Mújica (Instituto Nacional de Astrofísica, Óptica y Electrónica, Mexico) & Roberto Maiolino (INAF-Osservatorio Astrofisico di Arcetri, Italy). 2004 ; pp. 385-388.
Bibtex
@inproceedings{843f41fdee7f41c3a4efef8fe31b4cfc,
title = "Black Hole Masses of High-Redshift Quasars",
abstract = "Black-hole masses of distant quasars cannot be measured directly, but can be estimated to within a factor 3 to 5 using scaling relationships involving the quasar luminosity and broad-line width. Why such relationships are reasonable is summarized. The results of applying scaling relationships to data of quasars at a range of redshifts (z ≤ 6.3) are presented. Luminous quasars typically have masses ~ 109M⊙ even at the highest redshifts. The fact that such massive black holes appear as early as at z ≈ 6 indicate that black holes form very early or build up mass very fast.",
author = "M. Vestergaard",
year = "2004",
month = oct,
day = "1",
doi = "10.1142/9789812702432_0092",
language = "English",
pages = "385--388",
journal = "MULTIWAVELENGTH AGN SURVEYS. Proceedings of the Guillermo Haro Conference 2003. Held 8-12 December 2003 in Cozumel, Mexico. Edited by Ra{\'u}l M{\'u}jica (Instituto Nacional de Astrof{\'i}sica, {\'O}ptica y Electr{\'o}nica, Mexico) & Roberto Maiolino (INAF-Osservatorio Astrofisico di Arcetri, Italy)",
}
RIS
TY - GEN
T1 - Black Hole Masses of High-Redshift Quasars
AU - Vestergaard, M.
PY - 2004/10/1
Y1 - 2004/10/1
N2 - Black-hole masses of distant quasars cannot be measured directly, but
can be estimated to within a factor 3 to 5 using scaling relationships
involving the quasar luminosity and broad-line width. Why such
relationships are reasonable is summarized. The results of applying
scaling relationships to data of quasars at a range of redshifts (z ≤
6.3) are presented. Luminous quasars typically have masses ~
109M⊙ even at the highest redshifts. The fact
that such massive black holes appear as early as at z ≈ 6 indicate
that black holes form very early or build up mass very fast.
AB - Black-hole masses of distant quasars cannot be measured directly, but
can be estimated to within a factor 3 to 5 using scaling relationships
involving the quasar luminosity and broad-line width. Why such
relationships are reasonable is summarized. The results of applying
scaling relationships to data of quasars at a range of redshifts (z ≤
6.3) are presented. Luminous quasars typically have masses ~
109M⊙ even at the highest redshifts. The fact
that such massive black holes appear as early as at z ≈ 6 indicate
that black holes form very early or build up mass very fast.
U2 - 10.1142/9789812702432_0092
DO - 10.1142/9789812702432_0092
M3 - Conference article
SP - 385
EP - 388
JO - MULTIWAVELENGTH AGN SURVEYS. Proceedings of the Guillermo Haro Conference 2003. Held 8-12 December 2003 in Cozumel, Mexico. Edited by Raúl Mújica (Instituto Nacional de Astrofísica, Óptica y Electrónica, Mexico) & Roberto Maiolino (INAF-Osservatorio Astro
JF - MULTIWAVELENGTH AGN SURVEYS. Proceedings of the Guillermo Haro Conference 2003. Held 8-12 December 2003 in Cozumel, Mexico. Edited by Raúl Mújica (Instituto Nacional de Astrofísica, Óptica y Electrónica, Mexico) & Roberto Maiolino (INAF-Osservatorio Astro
ER -