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Understanding the stability of superionic phases in Earth's inner core
EXPLORING PLANETARY INTERIORS: UNRAVELING THE DYNAMICS, THERMAL EVOLUTION, AND MINERALOGY FROM MANTLE TO CORE II ORAL
mineral and rock physics | 10 december 2024
Yang Sun, Zepeng Wu, Chen Gao, Shunqing Wu, Kai Mi...
The superionic state is a unique phase of matter where liquid-like mobility occurs within a solid crystalline lattice. This peculiar state was recentl...
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Deep-learning-based prediction of the tetragonal to cubic transition in davemaoite
EXPLORING PLANETARY MATERIALS THROUGH COMPUTATIONAL SIMULATIONS AND DATA ANALYTICS I POSTER
mineral and rock physics | 10 december 2024
Renata Wentzcovitch, Tianqi Wan, Shunqing Wu, Yang...
Davemaoite, i.e., CaSiO3 perovskite (CaPv), is the third most abundant phase in the lower mantle and exhibits a tetragonal-cubic phase transition at h...
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H-bond disorder-symmetrization in δ-AlOOH under pressure: a view from phonon quasiparticles
EXPLORING PLANETARY MATERIALS THROUGH COMPUTATIONAL SIMULATIONS AND DATA ANALYTICS I POSTER
mineral and rock physics | 10 december 2024
Chenxing Luo, Sangjoon Lee, Hongjin Wang, Renata W...
δ-AlOOH is a prototypical high-pressure hydrous mineral known for its pressure-induced hydrogen bond disorder-symmetrization transition at 300 K. Rama...
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An ab initio study on the hydrous minerals: stability and elasticity of brucite
EXPLORING PLANETARY MATERIALS THROUGH COMPUTATIONAL SIMULATIONS AND DATA ANALYTICS II ORAL
mineral and rock physics | 10 december 2024
Hongjin Wang, Chenxing Luo, Renata Wentzcovitch
Brucite (Mg(OH)2) is a mineral of great interest owing to its various applications and roles in geological processes. Its structure, behavior under di...
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Fe2+ partitioning in Al-free pyrolite: consequences for seismic velocities and heterogeneities
EXPLORING PLANETARY MATERIALS THROUGH COMPUTATIONAL SIMULATIONS AND DATA ANALYTICS I POSTER
mineral and rock physics | 10 december 2024
Renata Wentzcovitch, Jingyi Zhuang
Iron partitioning among the main lower mantle phases, bridgmanite (Bm) and ferropericlase (Fp), has non-monotonic behavior owing to the high-spin to l...
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Observational Evidence for Iron Spin Crossover and Chemical Heterogeneity in the Deep Mantle from both Body Waves and Whole Earth Oscillations
DEEP CONNECTIONS: STRUCTURES, DYNAMICS, AND INTERACTIONS AT EARTH’S CORE-MANTLE BOUNDARY I ORAL
study of earth's deep interior | 09 december 2024
Laura J. Cobden, Jingyi Zhuang, Lisanne Jagt, Cong...
Seismic body waves and whole Earth oscillations see the mantle in different ways: body waves can probe the fine-scale structure but are sensitive main...
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Fe2+ Partitioning in Al‐Free Pyrolite: Consequences for Seismic Velocities and Heterogeneities
GEOPHYSICAL RESEARCH LETTERS
07 november 2024
Jingyi Zhuang, Renata Wentzcovitch
Iron partitioning among the main lower mantle phases, bridgmanite (Bm) and ferropericlase (Fp), has non‐monotonic behavior owing to the high&...
Deep‐Learning‐Based Prediction of the Tetragonal → Cubic Transition in Davemaoite
GEOPHYSICAL RESEARCH LETTERS
12 june 2024
Fulun Wu, Yang Sun, Tianqi Wan, Shunqing Wu, Renat...
Davemaoite, that is, CaSiO3 perovskite (CaPv), is the third most abundant phase in the lower mantle and exhibits a tetragonal‐cubic phase tra...