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. Clarification is offered of the energy transfer role played by the Hall effect in a recent paper: de Paor, A., A theory of the Earth's magnetic field and of sunspots, based on a self-excited dynamo incorporating the Hall effect, Nonlinear Processes in Geophysics, 8, 265-279, 2001.

Clarification of the Hall effect as an energy transfer mechanism in a theory of the Earth’s magnetic field and sunspots