Core–mantle boundary heat flow
The Earth can be viewed as a massive heat engine, with various energy sources and sinks.
Insights into its evolution can be obtained by quantifying the various energy contributions in …
Insights into its evolution can be obtained by quantifying the various energy contributions in …
Postperovskite phase transition and its geophysical implications
K Hirose - Reviews of Geophysics, 2006 - Wiley Online Library
The stability of (Mg, Fe) SiO3 perovskite in the deep lower mantle has long been uncertain.
Recently, a phase transition from perovskite to postperovskite was discovered through a …
Recently, a phase transition from perovskite to postperovskite was discovered through a …
A Post-Perovskite Lens and D'' Heat Flux Beneath the Central Pacific
Temperature gradients in a low-shear-velocity province in the lowermost mantle (D
″region) beneath the central Pacific Ocean were inferred from the observation of a rapid S …
″region) beneath the central Pacific Ocean were inferred from the observation of a rapid S …
Seismostratigraphy and thermal structure of Earth's core-mantle boundary region
We used three-dimensional inverse scattering of core-reflected shear waves for large-scale,
high-resolution exploration of Earth's deep interior (D ″) and detected multiple, piecewise …
high-resolution exploration of Earth's deep interior (D ″) and detected multiple, piecewise …
On the statistical distribution of seismic velocities in Earth's deep mantle
JW Hernlund, C Houser - Earth and Planetary Science Letters, 2008 - Elsevier
The existence of uncoupled shear (S) and compression (P) wave velocity variations in
Earth's mantle is a characteristic that might only be explained by the presence of significant …
Earth's mantle is a characteristic that might only be explained by the presence of significant …
Post‐perovskite phase transition in the pyrolitic lowermost mantle: Implications for ubiquitous occurrence of post‐perovskite above CMB
Y Kuwayama, K Hirose, L Cobden… - Geophysical …, 2022 - Wiley Online Library
We conducted in situ high‐pressure and‐temperature X‐ray diffraction measurements of a
pyrolitic mantle material up to 4480 K at 122–166 GPa in a laser‐heated diamond anvil cell …
pyrolitic mantle material up to 4480 K at 122–166 GPa in a laser‐heated diamond anvil cell …
Dʺ structures beneath the East China Sea resolved by P‐wave slowness anomalies
The Dʺ layer, defined as 200–400 km in the lowermost mantle, is a thermal and chemical
boundary layer between the solid silicate mantle and the liquid outer core. Deciphering the …
boundary layer between the solid silicate mantle and the liquid outer core. Deciphering the …
Deep mantle seismic modeling and imaging
T Lay, EJ Garnero - Annual Review of Earth and Planetary …, 2011 - annualreviews.org
Detailed seismic modeling and imaging of Earth's deep interior is providing key information
about lower-mantle structures and processes, including heat flow across the core-mantle …
about lower-mantle structures and processes, including heat flow across the core-mantle …
Seismic detection of post-perovskite inside the Earth
L Cobden, C Thomas, J Trampert - The Earth's heterogeneous mantle: A …, 2015 - Springer
Since 2004, we have known that perovskite, the most abundant mineral in the lower mantle,
has the capacity to transform to a denser structure, post-perovskite, if subjected to sufficiently …
has the capacity to transform to a denser structure, post-perovskite, if subjected to sufficiently …
Anticorrelated seismic velocity anomalies from post-perovskite in the lowermost mantle
Earth's lowermost mantle has thermal, chemical, and mineralogical complexities that require
precise seismological characterization. Stacking, migration, and modeling of over 10,000 P …
precise seismological characterization. Stacking, migration, and modeling of over 10,000 P …