In june 1988 I started with a research for my Ph.D. thesis, and on 27 january 1993
I succesfully publically defended my thesis, entitled:

Magnetic Energy Balance
and Period Stability
of the Solar Dynamo

Promotor: Prof. dr. C. Zwaan, Astronomical Institute of the University of Utrecht.
Co-promotor: Dr. P. Hoyng, SRON Laboratory for Space Research, Utrecht.

On these pages I would like to give you an idea of what this thesis deals with, and what the scientific interest of it is. Since it is hardly useful to present you the details of the mathematics or the computations (for who would be interested in that?!), I chose the following topics:

Here is a list of my publications concerning this Ph.D. Thesis research.

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last modified: 6 January 2001