Anisotropy in the deep Earth

B Romanowicz, HR Wenk - Physics of the Earth and Planetary Interiors, 2017 - Elsevier
Seismic anisotropy has been found in many regions of the Earth's interior. Its presence in the
Earth's crust has been known since the 19th century, and is due in part to the alignment of …

Plausible constraints on the range of bulk terrestrial exoplanet compositions in the solar neighborhood

RJ Spaargaren, HS Wang, SJ Mojzsis… - The Astrophysical …, 2023 - iopscience.iop.org
Rocky planet compositions regulate planetary evolution by affecting core sizes, mantle
properties, and melting behaviors. Yet, quantitative treatments of this aspect of exoplanet …

Weak cubic CaSiO3 perovskite in the Earth's mantle

J Immoor, L Miyagi, HP Liermann, S Speziale… - Nature, 2022 - nature.com
Cubic CaSiO3 perovskite is a major phase in subducted oceanic crust, where it forms at a
depth of about 550 kilometres from majoritic garnet,,. However, its rheological properties at …

Factors affecting the earth's surface on heterogeneous dynamics of CaSiO3 material

DN Trong - Materials Science and Engineering: B, 2020 - Elsevier
This paper studies the factors affecting of the high temperature (T), high pressure (P), depth
(h), annealing time (t) on the heterogeneous kinetics of CaSiO 3 materials. The result shows …

Strength and equation of state of boron suboxide from radial x-ray diffraction in a diamond cell under nonhydrostatic compression

D He, SR Shieh, TS Duffy - Physical Review B—Condensed Matter and …, 2004 - APS
Using radial x-ray diffraction techniques together with lattice strain theory, the behavior of
boron suboxide (B 6 O) was investigated under nonhydrostatic compression to 65.3 GPa in …

The first-order structural transition in NiO at high pressure

AG Gavriliuk, VV Struzhkin, AG Ivanova… - Communications …, 2023 - nature.com
Insulator-metal transition in NiO and concomitant collapse of spin and magnetism in the
material are important subjects in studies of strong electronic correlations and as such they …

Strength, plasticity, and spin transition of Fe-N compounds in planetary cores

A Pease, J Liu, M Lv, Y Xiao, K Armstrong… - Physics of the Earth and …, 2024 - Elsevier
Elastic and plastic properties of Fe-light element alloys and compounds are needed to
determine the compositions and dynamics of planetary cores. Elastic strength and plastic …

Synchrotron facilities and the study of the Earth's deep interior

TS Duffy - Reports on Progress in Physics, 2005 - iopscience.iop.org
The combination of synchrotron x-ray facilities with high-pressure methods provides new
experimental tools for addressing geophysical problems relevant to understanding the …

X-ray diffraction study of the static strength of tungsten to

D He, TS Duffy - Physical Review B—Condensed Matter and Materials …, 2006 - APS
The strength of tungsten was determined under static high pressures to 69 GPa using x-ray
diffraction techniques in a diamond anvil cell. Analysis of x-ray diffraction peak broadening …

An innovative CaSiO3 dielectric material from eggshells by sol–gel process

N Tangboriboon, T Khongnakhon, S Kittikul… - Journal of sol-gel …, 2011 - Springer
Abstract Calcium silicate (CaSiO 3), wollastonite, with a molar ratio of CaO: SiO 2 of 1: 1,
was synthesized by a sol–gel process and sintered at 1,100° C for 1 h. The synthesis of …