Abnormal hardening and amorphization in an FCC high entropy alloy under extreme uniaxial tension
Ever more extreme environments in advancing industrial applications motivate efforts to
design new generation of alloys with excellent mechanical properties. High entropy alloys …
design new generation of alloys with excellent mechanical properties. High entropy alloys …
Size effects and plastic deformation mechanisms in single-crystalline CoCrFeNi micro/nanopillars
Q Zhang, R Huang, J Jiang, T Cao, Y Zeng, J Li… - Journal of the …, 2022 - Elsevier
As emerging and revolutionary alloy materials, high entropy alloys (HEAs) have been
extensively studied because of their unique composition, microstructures and excellent …
extensively studied because of their unique composition, microstructures and excellent …
Origins of strengthening and toughening effects in twinned nanocrystalline alloys of low stacking fault energy with heterogeneous grain structure
Low stacking-fault energy (SFE) nanocrystalline alloys with pre-existing nanotwins (PNTs)
and heterogeneous grain structure (HGS) exhibit exceptional strength-ductility …
and heterogeneous grain structure (HGS) exhibit exceptional strength-ductility …
Advances on in situ TEM mechanical testing techniques: a retrospective and perspective view
K Li, Y Bu, H Wang - Frontiers in Materials, 2023 - frontiersin.org
Over the past few decades, in situ transmission electron microscopy (TEM) has emerged as
a powerful experimental technique for materials design and characterization. It offers …
a powerful experimental technique for materials design and characterization. It offers …
Unusual deformation mechanisms evoked by hetero-zone interaction in a heterostructured FCC high-entropy alloy
Understanding the synergistic mechanical effects of heterostructured materials remains
challenging due to the complexities in the underlying deformation mechanisms, which are …
challenging due to the complexities in the underlying deformation mechanisms, which are …
Twin boundary spacing and loading direction dependent tensile deformation of nano-twinned Al10 (CrCoFeNi) 90 high-entropy alloy: an atomic study
D Yan, Z Yun, J Li - International Journal of Mechanical Sciences, 2023 - Elsevier
Experiments have shown that nanotwins play an important role in strengthening and
toughening high-entropy alloys (HEAs), which are closely associated with twin boundary …
toughening high-entropy alloys (HEAs), which are closely associated with twin boundary …
Molecular dynamics simulation of tension and compression deformation behavior in CoCrCuFeNi high-entropy alloy: Effects of temperature and orientation
This study utilizes molecular dynamics (MD) simulations to investigate the uniaxial tensile
and compressive deformation behavior of the face-centered cubic (FCC) CoCrCuFeNi high …
and compressive deformation behavior of the face-centered cubic (FCC) CoCrCuFeNi high …
Atomistic investigation on the anisotropic elastic and plastic responses of nanotwinned metals
Introducing nanotwins into materials is one of the important strengthening methods to
achieve the synergistic improvement of strength and ductility. The anisotropic mechanical …
achieve the synergistic improvement of strength and ductility. The anisotropic mechanical …
Medium entropy alloy-induced strong size dependence in the strengthening and shear instability of nanolayered metallic composites
F Qin, K Dai, J Hou, W Lu, S Chen, J Li - Mechanics of Materials, 2024 - Elsevier
Medium/high entropy alloys (M/HEAs)-based nanolayered metallic composites have
attracted intensive scientific interests due to their superior mechanical properties. However …
attracted intensive scientific interests due to their superior mechanical properties. However …
Tailoring small-scale plasticity of nanotwined-copper micropillars via microstructures
Nanotwined (nt) copper is attractive in applications such as microbumps in the
microelectronics industry because nt-copper presents sound mechanical and physical …
microelectronics industry because nt-copper presents sound mechanical and physical …