[HTML][HTML] Making sustainable aluminum by recycling scrap: The science of “dirty” alloys

D Raabe, D Ponge, PJ Uggowitzer, M Roscher… - Progress in materials …, 2022‏ - Elsevier
There are several facets of aluminum when it comes to sustainability. While it helps to save
fuel due to its low density, producing it from ores is very energy-intensive. Recycling it shifts …

Atom probe tomography

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

Hydrogen trap** and embrittlement in high-strength Al alloys

H Zhao, P Chakraborty, D Ponge, T Hickel, B Sun… - Nature, 2022‏ - nature.com
Ever more stringent regulations on greenhouse gas emissions from transportation motivate
efforts to revisit materials used for vehicles. High-strength aluminium alloys often used in …

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 …

Assessment and optimization of the fast inertial relaxation engine (fire) for energy minimization in atomistic simulations and its implementation in lammps

J Guénolé, WG Nöhring, A Vaid, F Houllé, Z **e… - Computational Materials …, 2020‏ - Elsevier
In atomistic simulations, pseudo-dynamical relaxation schemes often exhibit better
performance and accuracy in finding local minima than line-search-based descent …

Current challenges and opportunities toward understanding hydrogen embrittlement mechanisms in advanced high-strength steels: a review

B Sun, D Wang, X Lu, D Wan, D Ponge… - Acta Metallurgica Sinica …, 2021‏ - Springer
Hydrogen embrittlement (HE) is one of the most dangerous yet most elusive embrittlement
problems in metallic materials. Advanced high-strength steels (AHSS) are particularly prone …

Microstructural origin of the anisotropic flow stress of laser powder bed fused AlSi10Mg

P Li, Y Kim, AC Bobel, LG Hector Jr, AK Sachdev… - Acta Materialia, 2021‏ - Elsevier
The microstructural origin of anisotropy in the yield stress and ultimate tensile strength of
AlSi10Mg tensile specimens produced by laser powder bed fusion (LPBF) is revealed using …

Enhanced hydrogen embrittlement resistance of additive manufacturing Ti-6Al-4V alloy with basket weave structure

H Cheng, J Xu, H Luo, G Duan, Q Zhao, Y Guo - Corrosion Science, 2024‏ - Elsevier
The hydrogen embrittlement (HE) behavior of tungsten inert gas arc additive manufacturing
(AM) Ti-6Al-4V alloy was studied through tensile tests with/without hydrogen charging. The …

The Impact of Microstructure on Filament Growth at the Sodium Metal Anode in All‐Solid‐State Sodium Batteries

Z Ding, Y Tang, T Ortmann, JK Eckhardt… - Advanced Energy …, 2023‏ - Wiley Online Library
In recent years, all‐solid‐state batteries (ASSBs) with metal anodes have witnessed
significant developments due to their high energy and power density as well as their …

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 …