Extreme Fe II emission from an IRAS quasar
摘要:
During an all-sky redshift survey of galaxies, we have discovered a very unusual quasar (source 07598+6508). The optical spectrum is dominated by extremely strong F emission, roughly an order of magnitude stronger than that seen in so-called strong F emitters. There seems to exist a very small class of super-strong F emitters. Current photo-ionization models do not readily account for the extreme properties of these objects.
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DOI:
10.1093/mnras/235.1.261
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年份:
1988
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