Shear Wave Velocity in the Top of the Earth’s Inner Core


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Abstract

Analysis of PKIIKP waves reflected off the inner surface of the solid core boundary and recorded close to the antipode indicates that the shear wave velocity at its top can be 10–60% below the value of 3.5 km/s envisaged by standard models of the Earth.

About the authors

D. N. Krasnoshchekov

Institute of Geosphere Dynamics, Russian Academy
of Sciences

Author for correspondence.
Email: krasnd@idg.chph.ras.ru
Russian Federation, Moscow, 119334

V. M. Ovtchinnikov

Institute of Geosphere Dynamics, Russian Academy
of Sciences

Email: krasnd@idg.chph.ras.ru
Russian Federation, Moscow, 119334

O. A. Usoltseva

Institute of Geosphere Dynamics, Russian Academy
of Sciences

Email: krasnd@idg.chph.ras.ru
Russian Federation, Moscow, 119334

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