X-ray absorption in active galactic nuclei

被引:0
|
作者
Maiolino, Roberto [1 ]
Risaliti, Guido [2 ]
机构
[1] Astron Observ Rome, INAF, Rome, Italy
[2] Osserv Astrofis Arcetri, INAF, Florence, Italy
来源
关键词
D O I
暂无
中图分类号
P1 [天文学];
学科分类号
0704 ;
摘要
We review some of the main physical and statistical properties of the X-ray absorber in AGNs. In particular, we review the distribution of the absorbing column density inferred from X-ray observations of various AGN samples. We discuss the location of the X-ray absorber and the relation with the dust absorption at optical and infrared wavelengths. Finally, we shortly review the recent findings on X-ray absorption at high luminosities and at high redshift.
引用
收藏
页码:447 / +
页数:4
相关论文
共 50 条
  • [41] X-RAY TIMING AND SPECTRAL OBSERVATIONS OF ACTIVE GALACTIC NUCLEI
    MCHARDY, I
    SPACE SCIENCE REVIEWS, 1985, 40 (3-4) : 559 - 584
  • [42] ON THE NATURE OF RAPID X-RAY VARIABILITY IN ACTIVE GALACTIC NUCLEI
    GREEN, AR
    MCHARDY, IM
    LEHTO, HJ
    MONTHLY NOTICES OF THE ROYAL ASTRONOMICAL SOCIETY, 1993, 265 (03) : 664 - 680
  • [43] Echo mapping of X-ray binaries and Active Galactic Nuclei
    Horne, K
    ASTRONOMICAL TIME SERIES, 1997, 218 : 109 - 120
  • [44] X-RAY VARIABILITY POWER SPECTRA OF ACTIVE GALACTIC NUCLEI
    ABRAMOWICZ, MA
    BAO, G
    LANZA, A
    ZHANG, XH
    ASTRONOMY & ASTROPHYSICS, 1991, 245 (02) : 454 - 456
  • [45] MULTIWAVEBAND STUDIES OF X-RAY SELECTED ACTIVE GALACTIC NUCLEI
    BRISSENDEN, RJV
    TUOHY, IR
    REMILLARD, RA
    BUCKLEY, DAH
    BICKNELL, GV
    BRADT, HV
    SCHWARTZ, DA
    PROCEEDINGS ASTRONOMICAL SOCIETY OF AUSTRALIA, 1987, 7 (02): : 212 - 215
  • [46] Microlensing of the X-ray emitting region in Active Galactic Nuclei
    Jovanovic, Predrag
    Popovic, Luka C.
    PROCEEDINGS OF THE 14TH NATIONAL CONFERENCE OF ASTRONOMERS OF SERBIA AND MONTENEGRO, 2006, (80): : 85 - +
  • [47] X-RAY VARIABILITY AND THE INNER REGION IN ACTIVE GALACTIC NUCLEI
    Mohan, P.
    Mangalam, A.
    ASTROPHYSICAL JOURNAL, 2014, 791 (02):
  • [48] LUMINOUS X-RAY ACTIVE GALACTIC NUCLEI IN CLUSTERS OF GALAXIES
    Koulouridis, E.
    Plionis, M.
    ASTROPHYSICAL JOURNAL LETTERS, 2010, 714 (02) : L181 - L184
  • [49] An explanation for the soft X-ray excess in active galactic nuclei
    Crummy, J
    Fabian, AC
    Gallo, L
    Ross, RR
    MONTHLY NOTICES OF THE ROYAL ASTRONOMICAL SOCIETY, 2006, 365 (04) : 1067 - 1081
  • [50] Extreme X-ray iron lines in active galactic nuclei
    Levenson, NA
    Krolik, JH
    Zycki, PT
    Heckman, TM
    Weaver, KA
    Awaki, H
    Terashima, Y
    ASTROPHYSICAL JOURNAL, 2002, 573 (02): : L81 - L84