2008/08/29 by Aigen Li, Li, Aigen
Physics and Astronomy · #Astrophysics and Star Formation Studies #Galaxies: Formation, Evolution, Phenomena #Stellar, planetary, and galactic studies #astro-ph
paper · pdf · doi:10.48550/arxiv.0808.4117
12 pages, 4 figures; invited review article, published in "The Central Engine of Active Galactic Nuclei", Ho, L.C., & Wang, J.-M. (eds.), ASP Conf. Ser., vol. 373, pp. 561--572;
arxiv created 2008/08/29 · arxiv updated 2009/12/01
Dust plays an essential role in the unification theory of active galactic nuclei (AGNs). This review summarizes our current understanding of the extinction and infrared emission properties of the circumnuclear dust in AGNs as well as the inferred dust composition and size distribution.