High-pressure studies with x-rays using diamond anvil cells

G Shen, HK Mao - Reports on progress in Physics, 2016 - iopscience.iop.org
Pressure profoundly alters all states of matter. The symbiotic development of ultrahigh-
pressure diamond anvil cells, to compress samples to sustainable multi-megabar pressures; …

Effects of the electronic spin transitions of iron in lower mantle minerals: Implications for deep mantle geophysics and geochemistry

JF Lin, S Speziale, Z Mao… - Reviews of …, 2013 - Wiley Online Library
We have critically reviewed and discussed currently available information regarding the spin
and valence states of iron in lower mantle minerals and the associated effects of the spin …

Single‐Atom Anchored Curved Carbon Surface for Efficient CO2 Electro‐Reduction with Nearly 100% CO Selectivity and Industrially‐Relevant Current Density

T Wang, J Wang, C Lu, K Jiang, S Yang… - Advanced …, 2023 - Wiley Online Library
Although single metal atoms on porous carbons (PCs) are widely used in electrochemical
CO2 reduction reaction, these systems have long relied on flat graphene‐based models …

High-temperature equilibrium isotope fractionation of non-traditional stable isotopes: Experiments, theory, and applications

ED Young, CE Manning, EA Schauble, A Shahar… - Chemical …, 2015 - Elsevier
High-temperature partitioning of the stable isotopes of rock-forming elements like Mg, Si, Fe,
Ni and others are useful new tools in geochemistry and cosmochemistry. Understanding the …

Spin transition of iron in magnesiowüstite in the Earth's lower mantle

JF Lin, VV Struzhkin, SD Jacobsen, MY Hu, P Chow… - Nature, 2005 - nature.com
Iron is the most abundant transition-metal element in the mantle and therefore plays an
important role in the geochemistry and geodynamics of the Earth's interior,,,,,,,,,,. Pressure …

Nanoparticle PCR: nanogold‐assisted PCR with enhanced specificity

H Li, J Huang, J Lv, H An, X Zhang… - Angewandte Chemie …, 2005 - Wiley Online Library
5100 2005 Wiley-VCH Verlag GmbH & Co. KGaA, Weinheim Angew. Chem. Int. Ed. 2005,
44, 5100–5103 advantage of gold nanoparticles.[8, 9, 11–14] Gold nanoparticles are …

Iron partitioning and density changes of pyrolite in Earth's lower mantle

T Irifune, T Shinmei, CA McCammon, N Miyajima… - Science, 2010 - science.org
Phase transitions and the chemical composition of minerals in Earth's interior influence
geophysical interpretations of its deep structure and dynamics. A pressure-induced spin …

Spin transition in magnesiowüstite in Earth's lower mantle

T Tsuchiya, RM Wentzcovitch, CRS Da Silva… - Physical Review Letters, 2006 - APS
Iron in the major lower mantle (LM) minerals undergoes a high spin (HS) to low spin (LS)
transition at relevant pressures (23–135 GPa). Previous failures of standard first principles …

Spin-State Crossover and Hyperfine Interactions of Ferric Iron in Perovskite

H Hsu, P Blaha, M Cococcioni, RM Wentzcovitch - Physical Review Letters, 2011 - APS
Using density functional theory plus Hubbard U calculations, we show that the ground state
of (Mg, Fe)(Si, Fe) O 3 perovskite, the major mineral phase in Earth's lower mantle, has high …

Spin transition zone in Earth's lower mantle

JF Lin, G Vankó, SD Jacobsen, V Iota, VV Struzhkin… - Science, 2007 - science.org
Mineral properties in Earth's lower mantle are affected by iron electronic states, but
representative pressures and temperatures have not yet been probed. Spin states of iron in …