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Hi, I'm Tingting!

I started my geological career in 2008. Since then, I have led several Earth's and planetary researches about the core, lower mantle, and lithosphere, with research disciplines across mineral and rock physics, geochemistry, geodynamics and seismology. I aim to solve the fundamental questions of Earth and planetary evolution which requires a comprehensive understanding of Earth's and planetary inner working. One of the intriguing points I look at is volatiles, with their chemical and physical states playing key roles in and outside the planet,  which have important implications for planetary differentiation, mantle convection, and the origin of life. With multi-disciplinary approaches, I studied how volatiles are stored and transported between the core and mantle under planetary interior conditions simulated by diamond anvil cells and multi-anvil presses, and the passage of volatiles inside the dynamic Earth through plate tectonics traced by unusual inclusions armored in super deep diamonds. These results were compared with seismological, geodynamic and field observations to interpret the enigma of planetary evolution.

Proficiencies

Knowledge & Expertise

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Multi-anvil press

High pressure generator (1-20 GPa), sample size under 3 mm.

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DAC (Diamond Anvil Cell)

High pressure generator (2-100 GPa), sample size under 300 microns.

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Synchrotron X-ray radiation

Synchrotron X-ray diffration, emission, absorption, scattering.

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nanoSIMS

Stable isotope analysis (C, N, O)

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" Forgetting what is behind and straining toward what is ahead."

Mossbauer

Valence state of Fe2+/Fe3+, magnetic properties, lattice dynamics

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TEM

Nano-scale analysis, EDX, electron diffraction

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Raman

Mineral identification, lattice vibration interpretation

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FTIR

Organic/inorganic material identification, lattice vibration interpretation

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Quantum mechanical modeling

Theoretical study of phase stability, novel structures, magnetic properties

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