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Enhancement of Galactic Dynamos by Density Waves

Published online by Cambridge University Press:  19 July 2016

Makoto Tosa  and
Masashi Chiba
Makoto Tosa
Affiliation:
Astronomical Institute, Tohoku University, Sendai, 980 Japan
Masashi Chiba
Affiliation:
Astronomical Institute, Tohoku University, Sendai, 980 Japan

Abstract

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We examine effects of density waves on the local galactic αω-dynamo. Oscillations of the magnetic field and the dynamo parameters due to the density wave perturbation irreversibly couple with the dynamo action to enhance the growth of the magnetic fields.

Type
4. Magnetohydrodynamics of Galactic Magnetic Fields
Information
Symposium - International Astronomical Union , Volume 140: Galactic and Intergalactic Magnetic Fields , 1990 , pp. 127 - 130
Copyright
Copyright © Kluwer 1990 

References

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