Improving ductility of multilayer TWIP/Maraging steel through shear band delocalization and periodic multiple necking controlled by layer thickness

WX Yu, BX Liu, JF Zhao, ZM Lin, SJ Zheng, FX Yin… - Scripta Materialia, 2024 - Elsevier
Layer thickness is a crucial parameter for enhancing the strengthening-toughening effects of
multilayer steels. In this work, the tensile behaviors of multilayer TWIP/Maraging steels …

New evidences for understanding the serrated flow and shear band behavior in nanoindentation of metallic glasses

H Huang, M Jiang, J Yan - Journal of Alloys and Compounds, 2021 - Elsevier
Nanoindentation of a Zr-based metallic glass was performed under various loading rates by
using a cube-corner indenter. Experimental results showed that increasing the loading rate …

Unravelling the relation between free volume gradient and shear band deflection induced extra plasticity in metallic glasses

H Lu, Z Zhang, Y Tang, H Zhou - Journal of the Mechanics and Physics of …, 2024 - Elsevier
Previous experiments have revealed that the controllable introduction of structural gradients
in metallic glasses (MGs) can endow the materials with extra plasticity due to the gradient …

Tailored nanocrystalline Niobium coatings on steel substrates for superior resistance to micro-crack initiation

C Li, D Zhang, Z Xu, L Wang, P Yi, L Peng, X Lai - Scripta Materialia, 2024 - Elsevier
Fracture of metallic thin films during deformation hampers extensive applications of coated
engineering components. In this study, the resistance to micro-crack initiation of Niobium …

Mechanical size effect and serrated flow of various Zr-based bulk metallic glasses

G Shen, W Li, Z Ma, S Zhao, D Liu, H Zhao, L Ren - Intermetallics, 2022 - Elsevier
Despite superior mechanical properties, the cross-scale mechanical properties of Zr-based
bulk metallic glasses (BMGs) are urgent to be revealed. Depth-sensitive nanoindentation …

Enhancing strength-ductility synergy of multilayer metals by periodic necking: Experiments and simulations

J Zhao, B Liu, W Yu, Z Lin, X Lu, X Zhang, H Chen - Mechanics of Materials, 2025 - Elsevier
Multilayer metals are typical heterostructured materials where superior strength-ductility
synergy is sought by combining materials with significant mismatches in mechanical …

[HTML][HTML] Morphology of cracks and shear bands in polymer-supported thin film metallic glasses

O Glushko, C Gammer, LM Weniger, H Sheng… - Materials Today …, 2021 - Elsevier
Here we provide a systematic study of tensile deformation mechanisms in PdSi metallic
glasses employing polymer-supported sputter deposited films. Due to the polymer substrate …

The role of interfaces on mechanical property and wear behavior of amorphous/amorphous nanomultilayers

DQ Doan, VT Chu, AS Tran, AV Pham, HS Vu… - Journal of Non …, 2023 - Elsevier
The tribological performance of CuTa/CuTa amorphous/amorphous nanomultilayers is
investigated through molecular dynamics simulation in the present work. There is a …

Mechanical Properties and Deformation Mechanisms of Metallic Glasses Under Hydrostatic Pressure

H Lu, Y Tang, F Jiang, P Wan, H Zhou - Acta Mechanica Solida Sinica, 2023 - Springer
Metallic glasses (MGs) are promising structural materials with high strength, large elastic
strain limit and enhanced wear resistance. On the way to tune the mechanical performance …

Tailored tensile properties of CoCrNi medium entropy alloy by tuning the elemental distribution

J Zhu, L Sun, Z Bie, X Tian, X He - Journal of Alloys and Compounds, 2022 - Elsevier
High/medium entropy alloys (HEAs/MEAs), emerged as a new exciting class of materials,
have inspired the exploration of the vast compositional space. Their unique multi-component …