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Highly accreting quasars: a tool for cosmology?

Published online by Cambridge University Press:  23 June 2017

P. Marziani
Affiliation:
INAF, Osservatorio Astronomico di Padova, Italy email: paola.marziani@oapd.inaf.it
C. A. Negrete
Affiliation:
Instituto de Astronomía, UNAM, Mexico
D. Dultzin
Affiliation:
Instituto de Astronomía, UNAM, Mexico
M. L. Martinez-Aldama
Affiliation:
IAA (CSIC), Granada, Spain
A. Del Olmo
Affiliation:
IAA (CSIC), Granada, Spain
D. Esparza
Affiliation:
Instituto de Astronomía, UNAM, Mexico
J. W. Sulentic
Affiliation:
IAA (CSIC), Granada, Spain
M. D'Onofrio
Affiliation:
Università di Padova, Italy
G. M. Stirpe
Affiliation:
INAF, Osservatorio Astronomico di Bologna, Italy
E. Bon
Affiliation:
Belgrade Observatory, Serbia
N. Bon
Affiliation:
Belgrade Observatory, Serbia
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Abstract

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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.

Type
Contributed Papers
Copyright
Copyright © International Astronomical Union 2017 

References

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