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Supercriticality to subcriticality in dynamo transitions
Supercriticality to subcriticality dynamo transitions Fluid Dynamics
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2012/4/20
In this paper, we present a three-mode dynamo model which describes both supercritical and subcritical dynamo transitions. The nature of dynamo transition changes from supercritical to subcritical as ...
Nonlinear quenching of current fluctuations in a self-exciting homopolar dynamo
Nonlinear quenching current fluctuations self-exciting homopolar dynamo
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2009/11/13
In the interpretation of geomagnetic polarity reversals with their highly variable frequency over geological time it is necessary, as with other irregularly fluctuating geophysical phenomena, to consi...