Silica-water superstructure and one-dimensional superionic conduit in Earth's mantle

J Li, Y Lin, T Meier, Z Liu, W Yang, H Mao, S Zhu… - Science …, 2023 - science.org
Water in Earth's deep interior is predicted to be hydroxyl (OH−) stored in nominally
anhydrous minerals, profoundly modulating both structure and dynamics of Earth's mantle …

Superionic iron alloys and their seismic velocities in Earth's inner core

Y He, S Sun, DY Kim, BG Jang, H Li, H Mao - Nature, 2022 - nature.com
Earth's inner core (IC) is less dense than pure iron, indicating the existence of light elements
within it. Silicon, sulfur, carbon, oxygen and hydrogen have been suggested to be the …

Breaking Mirror Circularly Polarized Luminescence of Chiral Metal–Organic Frameworks by High-Pressure Stimulation

L Sui, ZB **, G Niu, J Jiang, QH Li, LM Chang… - CCS …, 2023 - chinesechemsoc.org
Understanding high-pressure-stimulated circularly polarized luminescence (CPL) of
enantiomers remains a challenging but significant task in fundamental research and optical …

Links between large igneous province volcanism and subducted iron formations

DS Keller, S Tassara, LJ Robbins, CTA Lee… - Nature …, 2023 - nature.com
Large igneous province volcanism represents extensive mantle melting that has contributed
to Earth's chemical differentiation and lithospheric and climatic changes. Compositional …

Ultrahigh-pressure magnesium hydrosilicates as reservoirs of water in early Earth

HF Li, AR Oganov, H Cui, XF Zhou, X Dong… - Physical Review Letters, 2022 - APS
The origin of water on the Earth is a long-standing mystery, requiring a comprehensive
search for hydrous compounds, stable at conditions of the deep Earth and made of Earth …

Hydrogen distribution between the Earth's inner and outer core

L Yuan, G Steinle-Neumann - Earth and Planetary Science Letters, 2023 - Elsevier
Hydrogen, the most abundant element in the universe, has likely been incorporated into
Earth's core due to its tendency to dissolve in iron at high pressure. Using machine-learning …

Double superionicity in icy compounds at planetary interior conditions

K de Villa, F González-Cataldo, B Militzer - Nature Communications, 2023 - nature.com
The elements hydrogen, carbon, nitrogen and oxygen are assumed to comprise the bulk of
the interiors of the ice giant planets Uranus, Neptune, and sub-Neptune exoplanets. The …

Probing the state of hydrogen in at mantle conditions with machine learning potential

C Luo, Y Sun, RM Wentzcovitch - Physical Review Research, 2024 - APS
Hydrous and nominally anhydrous minerals are a fundamental class of solids of enormous
significance to geophysics. They are the water carriers in the deep geological water cycle …

Pressure-Induced Structural Phase Transition and Metallization of CrCl3 under Different Hydrostatic Environments up to 50.0 GPa

M Hong, L Dai, H Hu, X Zhang, C Li, Y He - Inorganic Chemistry, 2022 - ACS Publications
High-pressure structural, vibrational, and electrical transport properties of CrCl3 were
investigated by means of Raman spectroscopy, electrical conductivity, and high-resolution …

Superionic effect and anisotropic texture in Earth's inner core driven by geomagnetic field

S Sun, Y He, J Yang, Y Lin, J Li, DY Kim, H Li… - Nature …, 2023 - nature.com
Seismological observations suggest that Earth's inner core (IC) is heterogeneous and
anisotropic. Increasing seismological observations make the understanding of the …