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Halos and Disk Stability

Published online by Cambridge University Press:  04 August 2017

Agris J. Kalnajs
Agris J. Kalnajs*
Affiliation:
Mount Stromlo and Siding Spring Observatories, Research School of Physical Sciences, Australian National University

Abstract

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The need for halos on stability grounds is not at all compelling. Compared to a bulge, a halo is not very efficient in stabilising a disk. Because the effect of a modest halo is small, it is difficult to infer its presence or absence from stability arguments.

Type
Review Paper
Information
Symposium - International Astronomical Union , Volume 117: Dark Matter in the Universe , 1987 , pp. 289 - 299
Copyright
Copyright © Reidel 1987 

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