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Generalized magneto-hydrodynamic formulae

Published online by Cambridge University Press:  24 October 2008

C. O. Hines
Affiliation:
Fitzwilliam HouseCambridge

Abstract

The formulae for current and force which were employed in some of the initial work on magneto-hydrodynamic theory are not valid over the whole range of phenomena which the subject itself embraces. Generalized formulae, suitable for wider application, are derived by an extension of the magneto-ionic approach, and are applied to the simple case of plane-wave propagation in the direction of a primary magnetic field. The dispersion equation which results, as well as the basic current and force formulae, are reduced by approximations in a variety of limiting circumstances. Some earlier results are thereby regained and, in particular, the region of known validity of Alfvén's propagation relation is extended.

Type
Research Article
Copyright
Copyright © Cambridge Philosophical Society 1953

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References

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