Deformation behavior of crystalline/amorphous Al-Si nanocomposites with nanolaminate or nanofibrous microstructures

BP Sahu, W Wu, J Wang, A Misra - Physical Review Materials, 2022 - APS
Deformation mechanisms in sputter-deposited crystalline Al/amorphous Si nanocomposites
with nanolaminate or nanofibrous morphology are characterized by nanoindentation …

Atomistic simulations of nano-fiber-confined metal plasticity

W Wu, B Wei, A Misra, J Wang - Scripta Materialia, 2023 - Elsevier
Atomistic simulations are used to explore dislocation mechanisms in nano-confined
aluminium (Al) containing silicon (Si) nanofibers. Our simulations revealed that dislocations …

Atomistic simulations of dislocation activity in Si nanofibers in Al-Si eutectics

W Wu, B Wei, A Misra, J Wang - Acta Materialia, 2024 - Elsevier
Atomistic simulations were used to elucidate the mechanisms of localized plasticity and
fracture in Si nanofibers embedded in Al matrix, with uniaxial tensile straining along the fiber …

Plastic deformation induced microstructure transition in nano-fibrous Al-Si eutectics

HH Lien, J Wang, A Misra - Materials & Design, 2022 - Elsevier
Indentation plastic zone of Al-20 wt% Si laser rapid solidified (LRS) alloy with nanoscale,
fibrous, fully eutectic microstructure is characterized using a combination of atomic force …

Mechanical behavior of aluminum–silicon nanocomposites: a molecular dynamics study

DK Ward, WA Curtin, Y Qi - Acta materialia, 2006 - Elsevier
The mechanisms of deformation and failure in Al–Si nanocomposites, formed by adding Si
particles to Al nanocrystalline materials, are investigated using molecular dynamics. The …

In situ characterization of tensile behavior of laser rapid solidified Al–Si heterogeneous microstructures

B Wei, W Wu, D Xie, HH Lien… - Materials Research …, 2021 - Taylor & Francis
Heterogeneous Al–Si microstructure comprising of sub-micron-scale Al dendrites and
nanoscale Al–Si fibrous eutectic was fabricated by processing as-cast Al-20wt.% Si alloy …

The Plastic Deformation Mechanism in Nano-Polycrystalline Al/Mg Layered Composites: A Molecular Dynamics Study

Z Li, T Shen, X Hu, L Zhang, X Jia, J Li, C Zhang - Nanomaterials, 2024 - mdpi.com
Understanding plastic deformation behaviour is key to optimising the mechanical properties
of nano-polycrystalline layered composites. This study employs the molecular dynamics …

A new deformation mechanism of amorphous/amorphous laminates at deep nanoscale

L Huang, P Huang, F Wang - Materials Science and Engineering: A, 2021 - Elsevier
The plastic deformation and mechanical response of ZrCu/ZrCuNiAlSi amorphous/
amorphous nanolaminates (A/ANLs) with various individual layer thickness (h) were …

Plastic deformation behaviors of amorphous-Cu50Zr50/crystalline-Cu nanolaminated structures by molecular dynamics simulations

Y Cui, Y Shibutani, S Li, P Huang, F Wang - Journal of Alloys and …, 2017 - Elsevier
As promising composites in engineering applications, amorphous/crystalline nanolaminates
have attracted great research interests by its excellent mechanical behaviors recently. In this …

Aluminum–silicon interfaces and nanocomposites: A molecular dynamics study

DK Ward, WA Curtin, Y Qi - Composites science and technology, 2006 - Elsevier
Molecular dynamics is used to examine the deformation and failure of Al–Si interfaces and
of nanocomposites consisting of Al and Si nanograins loaded in tension. The modified …