Radio galaxy redshift-angular size data constraints on dark energy

Silviu Podariu, Ruth A. Daly, Matthew P. Mory, Bharat Ratra

Research output: Contribution to journalArticlepeer-review

52 Scopus citations


We use FRIIb radio galaxy redshift-angular size data to constrain cosmological parameters in a dark energy scalar field model. The derived constraints are consistent with, but weaker than, those determined using Type Ia supernova redshift-magnitude data.

Original languageEnglish (US)
Pages (from-to)577-579
Number of pages3
JournalAstrophysical Journal
Issue number2 I
StatePublished - Feb 20 2003

All Science Journal Classification (ASJC) codes

  • Astronomy and Astrophysics
  • Space and Planetary Science


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