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 …

Hydriding of titanium: Recent trends and perspectives in advanced characterization and multiscale modeling

Y Zhu, TW Heo, JN Rodriguez, PK Weber, R Shi… - Current Opinion in Solid …, 2022 - Elsevier
Titanium (Ti) and its alloys are attractive for a wide variety of structural and functional
applications owing to excellent specific strength, toughness and stiffness, and corrosion …

Thermodynamics-guided alloy and process design for additive manufacturing

Z Sun, Y Ma, D Ponge, S Zaefferer, EA Jägle… - Nature …, 2022 - nature.com
In conventional processing, metals go through multiple manufacturing steps including
casting, plastic deformation, and heat treatment to achieve the desired property. In additive …

Chemical heterogeneity enhances hydrogen resistance in high-strength steels

B Sun, W Lu, B Gault, R Ding, SK Makineni, D Wan… - Nature Materials, 2021 - nature.com
The antagonism between strength and resistance to hydrogen embrittlement in metallic
materials is an intrinsic obstacle to the design of lightweight yet reliable structural …

Carbon redistribution in quenched and tempered lath martensite

L Morsdorf, E Emelina, B Gault, M Herbig, CC Tasan - Acta Materialia, 2021 - Elsevier
Tempering-induced carbon redistribution in martensitic steels from clustering to carbide
precipitation is relevant to various steel processing operations and resulting property …

Revisiting stress-corrosion cracking and hydrogen embrittlement in 7xxx-Al alloys at the near-atomic-scale

M López Freixes, X Zhou, H Zhao, H Godin… - Nature …, 2022 - nature.com
The high-strength 7xxx series aluminium alloys can fulfil the need for light, high strength
materials necessary to reduce carbon-emissions, and are extensively used in aerospace for …

Ti and its alloys as examples of cryogenic focused ion beam milling of environmentally-sensitive materials

Y Chang, W Lu, J Guénolé, LT Stephenson… - Nature …, 2019 - nature.com
Hydrogen pick-up leading to hydride formation is often observed in commercially pure Ti
(CP-Ti) and Ti-based alloys prepared for microscopic observation by conventional methods …

Solute hydrogen and deuterium observed at the near atomic scale in high-strength steel

AJ Breen, LT Stephenson, B Sun, Y Li, O Kasian… - Acta Materialia, 2020 - Elsevier
Observing solute hydrogen (H) in matter is a formidable challenge, yet, enabling quantitative
imaging of H at the atomic-scale is critical to understand its deleterious influence on the …

[HTML][HTML] Introducing C phase in additively manufactured Ti-6Al-4V: A new oxygen-stabilized face-centred cubic solid solution with improved mechanical properties

H Wang, Q Chao, XY Cui, ZB Chen, AJ Breen… - Materials Today, 2022 - Elsevier
An oxygen-rich face-centred cubic (FCC) Ti phase was engineered in the microstructure of a
Ti-6Al-4V alloy via additive manufacturing using laser powder bed fusion. Designated'C', this …

In-situ hydrogen embrittlement evaluation of as-built and heat treated laser powder bed fused Ti-6Al-4V versus conventionally cold rolled Ti-6Al-4V

L Deconinck, MTV Vidaller, EB Quejido, EA Jägle… - Additive …, 2023 - Elsevier
The hydrogen embrittlement (HE) is investigated for the titanium alloyTi-6Al-4V, processed
by different manufacturing methods. The mechanical characteristics of conventionally cold …