Supplementary information

E. Dormy and M. Mandea, Tracking geomagnetic impulses at the core-mantle boundary

Supplementary Information contents

Supplementary Movie 1
X component of the secular variation (MPEG; 524KB)

Supplementary Movie 2
Y component of the secular variation (MPEG; 524KB)

Supplementary Movie 3
Z component of the secular variation (MPEG; 524KB)