Structure and elasticity of CaC2O5 suggests carbonate contribution to the seismic anomalies of Earth's mantle
H Wang, L Liu, Z Gao, L Yang, G Naren… - Nature …, 2024 - nature.com
Abstract Knowledge of carbonate compounds under high pressure inside Earth is key to
understanding the internal structure of the Earth, the deep carbon cycle and major …
understanding the internal structure of the Earth, the deep carbon cycle and major …
NanoSIMS analysis of water content in bridgmanite at the micron scale: An experimental approach to probe water in Earth's deep mantle
YN Yang, Z Du, W Lu, Y Qi, YQ Zhang… - Frontiers in …, 2023 - frontiersin.org
Water, in trace amounts, can greatly alter chemical and physical properties of mantle
minerals and exert primary control on Earth's dynamics. Quantifying how water is retained …
minerals and exert primary control on Earth's dynamics. Quantifying how water is retained …
Compositional and thermal state of the lower mantle from joint 3D inversion with seismic tomography and mineral elasticity
The compositional and thermal state of Earth's mantle provides critical constraints on the
origin, evolution, and dynamics of Earth. However, the chemical composition and thermal …
origin, evolution, and dynamics of Earth. However, the chemical composition and thermal …
High-temperature and high-pressure ultrasonic experimental studies on elastic properties of ultra-deep carbonate reservoir rocks
Abstract A high-temperature (200℃) and high-pressure (200 MPa) ultrasonic measurement
system of rock elastic velocities is developed for seismic characterization of ultra-deep oil …
system of rock elastic velocities is developed for seismic characterization of ultra-deep oil …
Low thermal conductivity of hydrous phase D leads to a self‐preservation effect within a subducting slab
Earth's deep water cycle impacts the physical and chemical properties and geodynamics in
its deep interior. However, how dense hydrous magnesium silicates (DHMSs) influence the …
its deep interior. However, how dense hydrous magnesium silicates (DHMSs) influence the …
Strong Effect of Stress on the Seismic Signature of the Post‐Stishovite Phase Transition in the Earth's Lower Mantle
The stishovite to post‐stishovite phase transition may modify the scattering of seismic waves
by stishovite‐bearing rocks in the Earth's lower mantle. A series of continuous compression …
by stishovite‐bearing rocks in the Earth's lower mantle. A series of continuous compression …
High‐pressure elasticity of δ‐(Al, Fe) OOH single crystals and seismic detectability of hydrous MORB in the shallow lower mantle
Abstract Oxyhydroxides like δ‐(Al, Fe) OOH may stabilize “water” in Mid‐Ocean Ridge
Basalt (MORB) subducted into the Earth's lower mantle. The single‐crystal elasticity of δ‐(Al …
Basalt (MORB) subducted into the Earth's lower mantle. The single‐crystal elasticity of δ‐(Al …
Shear properties of MgO inferred using neural networks
Shear properties of mantle minerals are vital for interpreting seismic shear wave speeds and
therefore inferring the composition and dynamics of a planetary interior. Shear wave speed …
therefore inferring the composition and dynamics of a planetary interior. Shear wave speed …
[HTML][HTML] Internal resistive heating of non-metallic samples to 3000 K and> 60 GPa in the diamond anvil cell
High pressure–temperature experiments provide information on the phase diagrams and
physical characteristics of matter at extreme conditions and offer a synthesis pathway for …
physical characteristics of matter at extreme conditions and offer a synthesis pathway for …
Electrical Conductivity of (Mg, Fe)CO3 at the Spin Crossover and Its Implication for Mid‐Mantle Geomagnetic Heterogeneities
Abstract (Mg, Fe) CO3 is an important deep carbon carrier and plays a vital role in our
understanding of lower‐mantle carbon reservoirs. The electrical conductivity (EC) of FeCO3 …
understanding of lower‐mantle carbon reservoirs. The electrical conductivity (EC) of FeCO3 …