Presentation - Active Galactic Nuclei 8 - Inaf

Kewley et al. 2006LINERs occupy a well-defined ‘cloud’ in emission-line ratiodiagnostic diagrams, a cloud that is distinct from the regionsoccupied by HII and Seyfert nuclei.The transition from the Seyfert region to the LINER region in thediagnostic diagrams corresponds to a decrease in the Eddingtonratio, L/L EddP. Romano - AGN8 Meeting - Turin 3