Crisis-induced intermittency due to attractor-widening in a buoyancy-driven solar dynamo

Eurico Covas, Mathieu Ossendrijver

In a recent paper [M. A. J. H. Ossendrijver, A&A {\bf 359}, 364 (2000)] numerical simulations of a 2D mean--field model where shown to produce grand minima, typical of the long-ter…