Atom probe tomography

B Gault, A Chiaramonti, O Cojocaru-Mirédin… - Nature Reviews …, 2021 - nature.com
Atom probe tomography (APT) provides three-dimensional compositional mapping with sub-
nanometre resolution. The sensitivity of APT is in the range of parts per million for all …

[HTML][HTML] Generation of 3D representative volume elements for heterogeneous materials: A review

S Bargmann, B Klusemann, J Markmann… - Progress in Materials …, 2018 - Elsevier
This work reviews state of the art representative volume element (RVE) generation
techniques for heterogeneous materials. To this end, we present a systematic classification …

Multiplicity of dislocation pathways in a refractory multiprincipal element alloy

F Wang, GH Balbus, S Xu, Y Su, J Shin, PF Rottmann… - Science, 2020 - science.org
Refractory multiprincipal element alloys (MPEAs) are promising materials to meet the
demands of aggressive structural applications, yet require fundamentally different avenues …

[HTML][HTML] Sequential nucleation of phases in a 17-4PH steel: Microstructural characterisation and mechanical properties

G Yeli, MA Auger, K Wilford, GDW Smith, PAJ Bagot… - Acta Materialia, 2017 - Elsevier
A major concern for 17-4PH steels operating at elevated temperatures is embrittlement due
to Fe-rich (α) and Cr-enriched (α′) phase separation, along with precipitation of other …

Nanoscale tomography reveals the deactivation of automotive copper-exchanged zeolite catalysts

JE Schmidt, R Oord, W Guo, JD Poplawsky… - Nature …, 2017 - nature.com
Copper-exchanged zeolite chabazite (Cu-SSZ-13) was recently commercialized for the
selective catalytic reduction of NO X with ammonia in vehicle emissions as it exhibits …

Application of atom probe tomography in understanding high entropy alloys: 3D local chemical compositions in atomic scale analysis

R Hu, S Jin, G Sha - Progress in Materials Science, 2022 - Elsevier
Abstract High-entropy alloys (HEAs), also called multi-principal-elements alloys, possess
extraordinary mechanical properties, including high strength and hardness, thermal stability …

Composition dependent thermal stability and evolution of solute clusters in Al-Mg-Si analyzed using atom probe tomography

A Poznak, RKW Marceau, PG Sanders - Materials Science and …, 2018 - Elsevier
Medium to high strength heat-treatable aluminum alloys of the 6000 series (Al-Mg-Si) have
long been used for structural engineering applications. Their use in the automotive industry …

Advancement of compositional and microstructural design of intermetallic γ-TiAl based alloys determined by atom probe tomography

T Klein, H Clemens, S Mayer - Materials, 2016 - mdpi.com
Advanced intermetallic alloys based on the γ-TiAl phase have become widely regarded as
most promising candidates to replace heavier Ni-base superalloys as materials for high …

Carbon concentration measurements by atom probe tomography in the ferritic phase of high-silicon steels

R Rementeria, JD Poplawsky, MM Aranda, W Guo… - Acta Materialia, 2017 - Elsevier
Recent studies using atom probe tomography (APT) show that bainitic ferrite formed at low
temperature contains more carbon than what is consistent with the paraequilibrium phase …

Microstructural stability of secondary phases in an ODS ferritic steel after thermal aging at 873 K

M Oñoro, V de Castro, T Leguey, J Pöpperlová… - Materials …, 2024 - Elsevier
An oxide dispersion strengthened (ODS) steel with nominal composition Fe–14Cr–2W–0.4
Ti–0.3 Y 2 O 3 (wt%) has been manufactured by mechanical alloying of pre-alloyed powders …