Title of article
Protoquasars: Physical States and Observable Properties
Author/Authors
Umemura، Masayuki نويسنده , , Kawakatu، Nozomu نويسنده , , Mori، Masao نويسنده ,
Issue Information
روزنامه با شماره پیاپی 1 سال 2003
Pages
-84
From page
85
To page
0
Abstract
We present a secure redshift of z = 0.944 ± 0.002 for the lensed object in the Einstein ring gravitational lens B0218+357 based on five broad emission lines, in good agreement with our preliminary value announced several years ago based solely on the detection of a single emission line.
Keywords
active , Evolution , Formation , nuclei , starburst , galaxies , black hole physics
Journal title
Astrophysical Journal
Serial Year
2003
Journal title
Astrophysical Journal
Record number
73866
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