-
magnetic fields in
astrophysical bodies. The
conductive fluid in the
geodynamo is
liquid iron in the
outer core, and in the
solar dynamo is
ionized gas...
- are
caused by heat
escaping from the core, a
natural process called a
geodynamo. The
magnitude of Earth's
magnetic field at its
surface ranges from 25...
- the
power of Earth's
geodynamo.
Traditionally it was
thought that
prior to the
formation of Earth's
inner core, Earth's
geodynamo was
mainly driven by...
-
apply to the
plates on top.
Numerical models have been made to
verify the
geodynamo theory, a
theory that
posits that the
geomagnetic field is
generated by...
- are
caused by heat
escaping from the core, a
natural process called a
geodynamo. The
magnitude of Earth's
magnetic field at its
surface ranges from 25...
-
original on 1
November 2022.
Retrieved 25 Oct 2014. Glatzmaier, Gary. "The
Geodynamo". Coe, R. S.; Prévot, M.; Camps, P. (April 1995). "New
evidence for extraordinarily...
-
decay accounts for
about 80% of the Earth's
internal heat,
powering the
geodynamo and
plate tectonics. The main heat-producing
isotopes are pot****ium-40...
- ISBN 978-1-4419-7954-4. Driscoll,
Peter E. (16 May 2016). "Simulating 2 Ga of
geodynamo history".
Geophysical Research Letters. 43 (1): 5680–5687. Bibcode:2016GeoRL...
-
thereby reducing the heat flux out of the core. As a result, no
internal geodynamo is
available to
drive a
magnetic field. Instead, the heat from the core...
- and
other ices. The
fluid action within these planets'
cores creates a
geodynamo that
generates a
magnetic field.
Similar differentiation processes are...
