Global characteristics of geomagnetic excursions as seen in global empirical models and a numerical geodynamo simulation

Monika C Korte, Helmholtz Centre Potsdam GFZ German Research Centre for Geosciences, Section 2.3 – Geomagnetism, Potsdam, Germany, Ingo Wardinski, University of Nantes, Nantes, France and Maxwell Christopher Brown, University of Minnesota, Institute for Rock Magnetism, Department of Earth and Environmental Sciences, Minneapolis, MN, United States