The emerging picture of a complex core-mantle boundary.

Russell, Stuart; Irving, Jessica C E; Myhill, Robert; Cottaar, Sanne · Nat Commun · 2024

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Abstract

Recent seismological studies challenge the traditional view that the interface between the core and mantle is a straightforward discontinuity. As seismology is pushed to its observational limits, a complex - potentially compositionally layered - region between the core and mantle is emerging.