Highly accreting quasars: a tool for cosmology?
Abstract
Highly accreting quasars are possible cosmological probes, as their Eddington ratio is expected to saturate toward values of order unity. We present preliminary estimates of redshift- independent source luminosities and the Hubble diagram for quasars in the redshift range 0.1 <~ z <~ 2.6.
- Publication:
-
New Frontiers in Black Hole Astrophysics
- Pub Date:
- 2017
- DOI:
- 10.1017/S1743921316012655
- Bibcode:
- 2017IAUS..324..245M
- Keywords:
-
- quasars: general;
- quasars: emission lines;
- line: profiles;
- cosmological parameters;
- distance scale;
- dark matter