Deformation twinning in body-centered cubic metals and alloys

X Li, Z Zhang, J Wang - Progress in Materials Science, 2023 - Elsevier
Deformation twinning is an important plastic carrier competing with the ordinary dislocation
slip in a broad class of crystalline solids, which critically controls the mechanical properties …

The influence of stacking faults on mechanical behavior of advanced materials

R Su, D Neffati, Y Zhang, J Cho, J Li, H Wang… - Materials Science and …, 2021 - Elsevier
There are abundant studies on deformation mechanisms in metallic materials dominated by
grain boundaries and twin boundaries. In comparison, the influence of stacking faults on …

Develo** a high-strength Al-Mg-Si-Sc-Zr alloy for selective laser melting: Crack-inhibiting and multiple strengthening mechanisms

R Li, M Wang, Z Li, P Cao, T Yuan, H Zhu - Acta Materialia, 2020 - Elsevier
To develop high-strength Al alloys for selective laser melting (SLM) additive manufacturing,
we designed a series of Al-Mg (-Si)-Sc-Zr alloys and additively manufactured them using …

Laser powder bed fusion of Al–Mg–Zr alloy: Microstructure, mechanical properties and dynamic precipitation

R Xu, R Li, T Yuan, H Zhu, M Wang, J Li… - Materials Science and …, 2022 - Elsevier
A Sc-free and high-plasticity Al-4.8 Mg-1.6 Zr aluminum alloy was densified via laser powder
bed fusion. The microstructure features a typical bimodal grain structure, with abundant L1 2 …

Hall-Petch relations and strengthening of Al-ZnO composites in view of grain size relative to interparticle spacing

CL Li, QS Mei, JY Li, F Chen, Y Ma, XM Mei - Scripta Materialia, 2018 - Elsevier
Abstract We investigated the Hall-Petch relations in Al-ZnO composites with different matrix
grain size (D) relative to interparticle spacing (L). For samples with D> L, it was found that …

Characterization of precipitation in gradient Inconel 718 superalloy

J Ding, S Xue, Z Shang, J Li, Y Zhang, R Su… - Materials Science and …, 2021 - Elsevier
Abstract Inconel 718 (IN718) superalloy is a well-established material for the application of
aircraft engine and power generator due to its excellent performance at high temperatures …

High-density twin boundaries in transition metal nitride coating with boron do**

S Yang, T Guo, X Yan, K Gao, X Pang - Acta Materialia, 2023 - Elsevier
The formation mechanism of twin boundaries in transition metal nitrides has remained
largely unexplored owing to their high stacking fault energy that hinders twin boundary …

[HTML][HTML] Diffraction artefacts from twins and stacking faults, and the mirage of hexagonal, polytypes or other superstructures

C Cayron - Scripta Materialia, 2021 - Elsevier
Recently, a hexagonal phase has been reported in high carbon steels in several studies.
Here, we show that the electron microscopy results used in these studies were erroneously …

Size dependent strengthening in high strength nanotwinned Al/Ti multilayers

YF Zhang, S Xue, Q Li, J Li, J Ding, TJ Niu, R Su… - Acta Materialia, 2019 - Elsevier
Mechanical behavior of metallic multilayers has been intensively investigated. Here we
report on the study of magnetron-sputtered highly textured Al/Ti multilayer films with various …

[HTML][HTML] Effect of lithium anti-ablation and grain refinement introduced by TiC nanoparticles in LPBF Al–Li alloy

Y Wen, Z Wang, J Zhang, L Wang, X Qu… - Journal of Materials …, 2023 - Elsevier
Al–Li alloys are extensively utilized in the field of aerospace due to their low density and
high specific strength. However, laser powder bed fusion (LPBF) processed Al–Li alloys still …