Coda-correlation wavefields reveal direction-dependent inner-core shear-wave speed, ~5 s faster in directions oblique to the Earth’s rotation axis than directions parallel to the equatorial plane.
Daoyuan Sun
Editor, Geophysical Research Letters
Editor, Geophysical Research Letters
![Figure 2 from Wang and Tkalčić [2021]](https://i0.wp.com/eos.org/wp-content/uploads/2022/01/2021GL094784-Figure-2-sized-1200x675-1.png?resize=1200%2C675&ssl=1)
Coda-correlation wavefields reveal direction-dependent inner-core shear-wave speed, ~5 s faster in directions oblique to the Earth’s rotation axis than directions parallel to the equatorial plane.
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