Dynamics and evolution of Venus' mantle through time

T Rolf, M Weller, A Gülcher, P Byrne, JG O'Rourke… - Space Science …, 2022 - Springer
The dynamics and evolution of Venus' mantle are of first-order relevance for the origin and
modification of the tectonic and volcanic structures we observe on Venus today. Solid-state …

Hydration and dehydration in Earth's interior

E Ohtani - Annual Review of Earth and Planetary Sciences, 2021 - annualreviews.org
Hydrogen and deuterium isotopic evidence indicates that the source of terrestrial water was
mostly meteorites, with additional influx from nebula gas during accretion. There are two …

Hydrous peridotitic fragments of Earth's mantle 660 km discontinuity sampled by a diamond

T Gu, MG Pamato, D Novella, M Alvaro, J Fournelle… - Nature …, 2022 - nature.com
The internal structure and dynamics of Earth have been shaped by the 660 km boundary
between the mantle transition zone and lower mantle. However, due to the paucity of natural …

Quality over quantity: on workflow and model space exploration of 3D inversion of MT data

K Robertson, S Thiel, N Meqbel - Earth, Planets and Space, 2020 - Springer
Abstract 3D inversions of magnetotelluric data are now almost standard, with computational
power now allowing an inversion to be performed in a matter of days (or hours) rather than …

Glacial isostatic adjustment: physical models and observational constraints

WR Peltier, PPC Wu, DF Argus, T Li… - Reports on Progress in …, 2022 - iopscience.iop.org
By far the most prescient insights into the interior structure of the planet have been provided
on the basis of elastic wave seismology. Analysis of the travel times of shear or compression …

[PDF][PDF] Extreme conditions research using the large-volume press at the P61B endstation, PETRA III

R Farla, S Bhat, S Sonntag, A Chanyshev… - Journal of …, 2022 - journals.iucr.org
Penetrating, high-energy synchrotron X-rays are in strong demand, particularly for high-
pressure research in physics, chemistry and geosciences, and for materials engineering …

Depressed 660-km discontinuity caused by akimotoite–bridgmanite transition

A Chanyshev, T Ishii, D Bondar, S Bhat, EJ Kim… - Nature, 2022 - nature.com
The 660-kilometre seismic discontinuity is the boundary between the Earth's lower mantle
and transition zone and is commonly interpreted as being due to the dissociation of …

High pressure-temperature phase relations of basaltic crust up to mid-mantle conditions

T Ishii, N Miyajima, G Criniti, Q Hu, K Glazyrin… - Earth and Planetary …, 2022 - Elsevier
A substantial amount of subducted basaltic crusts may exist in the lower mantle. It features
distinct chemical composition from the peridotitic mantle and plays important roles in the …

Buoyancy of slabs and plumes enhanced by curved post-garnet phase boundary

T Ishii, DJ Frost, EJ Kim, A Chanyshev, K Nishida… - Nature …, 2023 - nature.com
Mantle convection manifests in the subduction of cold slabs and the upwelling of hot plumes,
driving both near-surface processes such as volcanism and seismicity and the chemical …

Phase relations of harzburgite and MORB up to the uppermost lower mantle conditions: precise comparison with pyrolite by multisample cell high‐pressure …

T Ishii, H Kojitani, M Akaogi - Journal of Geophysical Research …, 2019 - Wiley Online Library
We determined phase relations of harzburgite and basalt (mid‐ocean ridge basalt, MORB)
at 12–28 GPa and 1600–2200° C with a large number of experiments using a multianvil …