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physics.geo-ph2009★ 9 cited
Cylindrical anisotropic dynamos
R. Avalos-Zuñiga, M. Xu, F. Stefani +2
We explore the influence of geometry variations on the structure and the time-dependence of the magnetic field that is induced by kinematic dynamos in a finite cylinder. Th…
physics.geo-ph2007★ 23 cited
Reversals in nature and the nature of reversals
Frank Stefani, Mingtian Xu, Luca Sorriso-Valvo +2
The asymmetric shape of reversals of the Earth's magnetic field indicates a possible connection with relaxation oscillations as they were early discussed by van der Pol. A simple m…