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Model of a Dislocation in the Post-Perovskite Phase of the D

Caption: Model of a dislocation in the post-perovskite phase of the D" layer. This type of dislocation is responsible for the deformation of this layer, affecting convection movements within the mantle perceived via plate tectonics.

Credit: © Patrick Cordier - CNRS 2007 (this image is available from the CNRS photo library, on 01 45 07 57 90)

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Related news release: Atoms under the mantle