Articles with "probe tomography" as a keyword



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

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Published in 2024 at "Advanced Materials"

DOI: 10.1002/adma.202401735

Abstract: The early stages of corrosion occurring at liquid‐solid interfaces control the evolution of the material's degradation process, yet due to their transient state, their analysis remains a formidable challenge. Here corrosion tests are performed on… read more here.

Keywords: cryo atom; probe tomography; corrosion; atom probe ... See more keywords

Accurate Quantification of Si/SiGe Interface Profiles via Atom Probe Tomography

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Published in 2017 at "Advanced Materials Interfaces"

DOI: 10.1002/admi.201700622

Abstract: Pulsed laser atom probe tomography (APT) has enabled the investigation of semiconducting materials at sub-nm length scales and 10 ppm chemical sensitivity. This has enabled APT to be the best technique for nanoscale detection of… read more here.

Keywords: atom probe; interfacial profiles; probe tomography;

Investigation of an atomic‐layer‐deposited Al2O3 diffusion barrier between Pt and Si for the use in atomic scale atom probe tomography studies on a combinatorial processing platform

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Published in 2021 at "Surface and Interface Analysis"

DOI: 10.1002/sia.6955

Abstract: In order to enable the application of atomic probe tomography combinatorial processing platforms for atomic‐scale investigations of phase evolution at elevated temperatures, the pre‐sharpened Si tip of 10–20 nm in diameter must be protected against interdiffusion… read more here.

Keywords: atomic layer; diffusion; layer; atomic scale ... See more keywords

Correlating Grain Boundary Character and Composition in 3‐Dimensions Using 4D‐Scanning Precession Electron Diffraction and Atom Probe Tomography

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Published in 2024 at "Small Methods"

DOI: 10.1002/smtd.202401650

Abstract: Grain boundaries (GBs) are dominant imperfections in nanocrystalline materials that form a complex 3D network. Solute segregation to GBs is strongly coupled to the GB character, which governs the stability and macroscopic properties of nanostructured… read more here.

Keywords: scanning precession; probe tomography; tomography; atom probe ... See more keywords

Atomic‐Scale Study on Core–Shell Cu Precipitation in Steels: Atom Probe Tomography and Ab Initio Calculations

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Published in 2024 at "steel research international"

DOI: 10.1002/srin.202400817

Abstract: In the present work, the atomic interactions among Cu, Al, and Ni elements in body‐centered cubic (BCC) ‐iron matrix, focusing on the formation mechanism of nano‐sized core–shell Cu precipitates, are investigated. In this study, using… read more here.

Keywords: shell; core shell; probe tomography; atomic scale ... See more keywords

Spinodal decomposition in alkali feldspar studied by atom probe tomography

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Published in 2020 at "Physics and Chemistry of Minerals"

DOI: 10.1007/s00269-020-01097-4

Abstract: We used atom probe tomography to complement electron microscopy for the investigation of spinodal decomposition in alkali feldspar. To this end, gem-quality alkali feldspar of intermediate composition with a mole fraction of aK=0.43\documentclass[12pt]{minimal} \usepackage{amsmath} \usepackage{wasysym}… read more here.

Keywords: atom probe; usepackage; document; probe tomography ... See more keywords

Integrated textural and geochemical analysis of igneous zircon by atom probe tomography

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Published in 2024 at "Contributions to Mineralogy and Petrology"

DOI: 10.1007/s00410-024-02166-5

Abstract: Mechanisms relating to growth and/or compositional modification of zircon occur at the atomic scale. For felsic igneous systems, processes responsible for growth patterns in zircon have previously remained elusive as the volume of material needed… read more here.

Keywords: igneous zircon; zircon; probe tomography; growth ... See more keywords

Competition between formation of carbides and reversed austenite during tempering of a medium-manganese steel studied by thermodynamic-kinetic simulations and atom probe tomography

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Published in 2018 at "Acta Materialia"

DOI: 10.1016/j.actamat.2018.01.022

Abstract: Abstract We investigated the thermodynamics and kinetics of carbide precipitation in a cold-rolled Fe-7Mn-0.1C-0.5Si medium manganese steel during low temperature tempering. The material was annealed up to 24 h at 450 °C in order to follow the kinetics… read more here.

Keywords: atom probe; manganese steel; formation; probe tomography ... See more keywords

Atom probe tomography study of an Fe25Ni25Co25Ti15Al10 high-entropy alloy fabricated by powder metallurgy

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Published in 2019 at "Acta Materialia"

DOI: 10.1016/j.actamat.2019.08.047

Abstract: Abstract In this study, transmission electron microscopy (TEM) and atom probe tomography (APT) were utilized to investigate the microstructure and phases in an Fe25Ni25Co25Ti15Al10 high-entropy alloy (HEA) prepared by mechanical alloying (MA) and spark plasma… read more here.

Keywords: atom probe; phase; fe25ni25co25ti15al10 high; metallurgy ... See more keywords
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The role of nitrogen in the oxidation behaviour of a Ti6242S alloy: a nanoscale investigation by atom probe tomography

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Published in 2021 at "Acta Materialia"

DOI: 10.1016/j.actamat.2021.117134

Abstract: Abstract When used at high temperature in air, titanium-based alloys form an oxide scale at their surface but also dissolve large amount of oxygen in their metallic matrix and this is a cause of embrittlement.… read more here.

Keywords: oxidation; probe tomography; atom probe; nitrogen ... See more keywords

Investigation of the dependence of phosphorus segregation on grain boundary structure in Fe-P-C alloy: сross comparison between Atom Probe Tomography and Auger Electron Spectroscopy

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Published in 2019 at "Applied Surface Science"

DOI: 10.1016/j.apsusc.2018.08.085

Abstract: Abstract Intergranular segregation in a Fe-P-C model alloy after thermal ageing at 650°C has been examined using Atom Probe Tomography (APT) and Auger Electron Spectroscopy (AES). The specimens were prepared using site-specific method combining focused… read more here.

Keywords: auger electron; spectroscopy; segregation; probe tomography ... See more keywords