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 …

Precipitation kinetics in metallic alloys: Experiments and modeling

A Deschamps, CR Hutchinson - Acta Materialia, 2021 - Elsevier
Nanoscale precipitation is one of the most widely used microstructural tools to manipulate
the properties of metallic alloys, and especially to reach high strength. Optimal …

Efficient conversion of low-concentration nitrate sources into ammonia on a Ru-dispersed Cu nanowire electrocatalyst

FY Chen, ZY Wu, S Gupta, DJ Rivera… - Nature …, 2022 - nature.com
Electrochemically converting nitrate ions, a widely distributed nitrogen source in industrial
wastewater and polluted groundwater, into ammonia represents a sustainable route for both …

Polycrystalline SnSe with a thermoelectric figure of merit greater than the single crystal

C Zhou, YK Lee, Y Yu, S Byun, ZZ Luo, H Lee, B Ge… - Nature materials, 2021 - nature.com
Thermoelectric materials generate electric energy from waste heat, with conversion
efficiency governed by the dimensionless figure of merit, ZT. Single-crystal tin selenide …

Engineering an atomic-level crystal lattice and electronic band structure for an extraordinarily high average thermoelectric figure of merit in n-type PbSe

B Ge, H Lee, J Im, Y Choi, SY Kim, JY Lee… - Energy & …, 2023 - pubs.rsc.org
We stabilize multiscale defect structures involving interstitial Cu, displaced Pb and Se atoms
from the regular lattice points, dislocations prompted by scarce anion vacancies, and …

3D atomic-scale imaging of mixed Co-Fe spinel oxide nanoparticles during oxygen evolution reaction

W ** at dislocations, grain boundaries, and precipitates
YS Chen, H Lu, J Liang, A Rosenthal, H Liu… - Science, 2020 - science.org
Hydrogen embrittlement of high-strength steel is an obstacle for using these steels in
sustainable energy production. Hydrogen embrittlement involves hydrogen-defect …

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 …

Sequencing of metals in multivariate metal-organic frameworks

Z Ji, T Li, OM Yaghi - Science, 2020 - science.org
We mapped the metal sequences within crystals of metal-oxide rods in multivariate metal-
organic framework–74 containing mixed combinations of cobalt (Co), cadmium (Cd), lead …