Atom probe tomography: Development and application to the geosciences
Atom probe tomography (APT) is an analytical technique that provides quantitative three‐
dimensional elemental and isotopic analyses at sub‐nanometre resolution across the whole …
dimensional elemental and isotopic analyses at sub‐nanometre resolution across the whole …
A pressure-temperature phase diagram for zircon at extreme conditions
Hypervelocity impact processes are uniquely capable of generating shock metamorphism,
which causes mineralogical transformations and deformation that register pressure (P) and …
which causes mineralogical transformations and deformation that register pressure (P) and …
Direct age constraints on the magnetism of Jack Hills zircon
A potential record of Earth's magnetic field going back 4.2 billion years (Ga) ago is carried by
magnetite inclusions in zircon grains from the Jack Hills. This magnetite may be secondary …
magnetite inclusions in zircon grains from the Jack Hills. This magnetite may be secondary …
Microstructural constraints on the mechanisms of the transformation to reidite in naturally shocked zircon
Zircon (ZrSiO 4) is used to study impact structures because it responds to shock loading and
unloading in unique, crystallographically controlled manners. One such phenomenon is the …
unloading in unique, crystallographically controlled manners. One such phenomenon is the …
[HTML][HTML] Time-resolved, defect-hosted, trace element mobility in deformed Witwatersrand pyrite
The Pb isotopic composition of rocks is widely used to constrain the sources and mobility of
melts and hydrothermal fluids in the Earth's crust. In many cases, the Pb isotopic …
melts and hydrothermal fluids in the Earth's crust. In many cases, the Pb isotopic …
[HTML][HTML] Radiogenic Pb in xenotime trapped in nanoscale inclusions of apatite during fluid alteration
This study focuses on the low-temperature mineralogical response of xenotime, a phosphate
mineral routinely used as a geochronometer, to fluid-assisted alteration. The studied …
mineral routinely used as a geochronometer, to fluid-assisted alteration. The studied …
Novel applications of FIB-SEM-based ToF-SIMS in atom probe tomography workflows
Atom probe tomography (APT) is used to quantify atomic-scale elemental and isotopic
compositional variations within a very small volume of material (typically< 0.01 µ m3). The …
compositional variations within a very small volume of material (typically< 0.01 µ m3). The …
Key concepts in interpreting the concentrations of the rare earth elements in zircon
AD Burnham - Chemical Geology, 2020 - Elsevier
Because of the great potential for zircon to provide insights into crustal melting and
evolution, much work has been done to develop tools to interpret its trace element …
evolution, much work has been done to develop tools to interpret its trace element …
[HTML][HTML] Assessing the mechanisms of common Pb incorporation into titanite
Common Pb, the portion of non-radiogenic Pb within a U bearing mineral, needs to be
accurately accounted for in order to subtract its effect on U-Pb isotopic ratios so that …
accurately accounted for in order to subtract its effect on U-Pb isotopic ratios so that …
[HTML][HTML] Nanoscale resetting of the Th/Pb system in an isotopically-closed monazite grain: A combined atom probe and transmission electron microscopy study
Understanding the mechanisms of parent-daughter isotopic mobility at the nanoscale is key
to rigorous interpretation of U–Th–Pb data and associated dating. Until now, all nanoscale …
to rigorous interpretation of U–Th–Pb data and associated dating. Until now, all nanoscale …