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Br_surf_l80_st1ns_hr2_1024x640.mp4 (22.06 MB)

Magnetic field at the surface of a numerical simulation of Earth's core

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Version 2 2014-07-18, 14:17
Version 1 2014-07-18, 14:12
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posted on 2014-07-18, 14:12 authored by Nathanael SchaefferNathanael Schaeffer

The parameter for this simulations, performed with the XSHELLS spherical code are not so extreme, but it has run for a very long time:

Ek = 1e-6,  Ra = 1.2e12,  Pm = 0.2,  Pr = 1.

Also Rm=640 and Re=3200.

The radial magnetic field at the surface of the conducting and convecting liquid is shown. It is truncated at spherical harmonic degree 84 before being rendered with matlplotlib.

 

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