1997/09/11 by Sandrine Faïsse, Faïsse, S., B. Milliard +1
Physics and Astronomy · #Astronomy and Astrophysical Research #Astrophysics (astro-ph) #FOS: Physical sciences #Galaxies: Formation, Evolution, Phenomena #Scientific Research and Discoveries
paper · pdf · doi:10.48550/arxiv.astro-ph/9709103
openalex publication_date 1997/09/11 · openalex created_date 2025/10/10 · openalex updated_date 2026/07/28
The spectral indexes distribution of a quasar sample is derived from a far-UV survey. A red average spectrum is found which comes in support of significant evolution of the QSO spectral energy distribution (SED) since z≈2.5.