[LEAPSECS] Electromagnetic Link Deep in the Earth Varies the Length of the Day

[Tom Van Baak]

This may be of interest:

Electromagnetic Link Deep in the Earth Varies the Length of the Day
http://www.spectrum.ieee.org/print/6123

see also:

The Electrical Conductivity of Post-Perovskite in Earth's D'' Layer
http://www.sciencemag.org/cgi/content/full/320/5872/89

or:

http://www.spectrum.ieee.org/apr08/6123
http://www.sciencemag.org/content/vol320/issue5872/index.dtl

/tvb