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11.5. Pregalactic production of heavy elements by quasars

Published online by Cambridge University Press:  25 May 2016

Suzy Collin  and
Jean-Marc Huré
Suzy Collin
Affiliation:
Observatoire de Paris-Meudon Place Janssen, 92195 Meudon, France
Jean-Marc Huré
Affiliation:
Observatoire de Paris-Meudon Place Janssen, 92195 Meudon, France

Extract

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We address the following questions. Is it possible that the heavy elements observed in high redshift quasars are formed in the vicinity of the black hole? And in this case do quasars produce, mainly during their growing phase, the first heavy elements which enrich the intergalactic medium and the protogalaxies?

Type
Part III. Black Holes and Central Activity
Information
Symposium - International Astronomical Union , Volume 184: The Central Regions of the Galaxy and Galaxies , 1998 , pp. 465 - 466
Copyright
Copyright © Kluwer 1998