The Fate of Water in Hydrogen‐Based Iron Oxide Reduction

AA El‐Zoka, LT Stephenson, SH Kim, B Gault… - Advanced …, 2023 - Wiley Online Library
Gas–solid reactions are important for many redox processes that underpin the energy and
sustainability transition. The specific case of hydrogen‐based iron oxide reduction is the …

Refined views of ancient ocean chemistry: Tracking trace element incorporation in pyrite framboids using atom probe tomography

NMM Atienza, DD Gregory, SD Taylor, M Swing… - … et Cosmochimica Acta, 2023 - Elsevier
The trace element chemistry of pyrite can be used to determine the origin, timing, and
conditions of formation of ore deposits; as a vectoring tool for mineral exploration; and to …

[HTML][HTML] On the iron content of Mn-Ni-Si-rich clusters that form in reactor pressure vessel steels during exposure to neutron irradiation

BM Jenkins, A Zakirov, F Vurpillot, A Etienne… - Acta Materialia, 2024 - Elsevier
Solute cluster formation during service is the primary cause of embrittlement in reactor
pressure vessel (RPV) steels. Atom probe tomography (APT) has consistently shown that the …

Quasi‐“In‐Situ” Analysis of the Reactive Liquid‐Solid Interface during Magnesium Corrosion using Cryo‐Atom Probe Tomography

TM Schwarz, J Yang, LS Aota, E Woods… - Advanced …, 2024 - Wiley Online Library
The early stages of corrosion occurring at liquid‐solid interfaces controls the evolution of the
material's degradation process, yet due to their transient state, their analysis remains a …

Pushing the limits: Resolving paleoseawater signatures in nanoscale fluid inclusions by atom probe tomography

SD Taylor, DD Gregory, DE Perea, L Kovarik… - Earth and Planetary …, 2022 - Elsevier
New insight into the geochemistry of ancient environments can be gained through structural
and chemical analyses of nanometer-scale features within minerals. Here, we present …

Bubbles and atom clusters in rock melts: A chicken and egg problem

R Dubosq, DA Schneider, X Zhou, B Gault… - Journal of Volcanology …, 2022 - Elsevier
Bubble and crystal nucleation and growth dynamics play a vital function in determining the
eruptive behaviour of a magma. Investigating the initial stages of bubble nucleation and …

Transmission Kikuchi diffraction mapping induces structural damage in atom probe specimens

B Gault, H Khanchandani, TS Prithiv… - Microscopy and …, 2023 - academic.oup.com
Measuring local chemistry of specific crystallographic features by atom probe tomography
(APT) is facilitated by using transmission Kikuchi diffraction (TKD) to help position them …

The origin of platinum group minerals in oceanic crust

K Evans, SM Reddy, R Merle, D Fougerouse… - …, 2023 - pubs.geoscienceworld.org
Highly siderophile elements (HSEs), including Re and Os, are used extensively as
geochemical tracers and geochronometers to investigate the formation and evolution of …

Visualizing the distribution of water in nominally anhydrous minerals at the atomic scale: Insights from atom probe tomography on fayalite

J Liu, SD Taylor, O Qafoku, BW Arey… - Geophysical …, 2022 - Wiley Online Library
Nominally anhydrous minerals (NAM) such as olivine are important reservoirs for water in
the Earth's upper mantle, although the association of water with crystallographic defects is …

[HTML][HTML] 原子探针层析技术及其在矿床研究中的应用

陶鹏, 谢士稳, 龙涛, 马铭株, 车晓超 - 岩矿测试, 2023 - cgsjournals.com
原子探针层析技术(APT) 是一种能够以亚纳米分辨率提供定量的三维元素和同位素分析的测试
分析技术, 具有极高的空间分辨率和低的检出限. 虽然原子探针主要用于材料科学和半导体领域 …