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Updated: Jun 7, 2025

Determining the Mechanical Strength of Ultra-Fine-Grained Metals
Published on: November 22, 2021
Edge dislocations, alloy composition, and grain boundaries effects on the mechanical properties in NiCo binary alloy
Md Nadim Mahamud Nobin1, Md Lokman Ali2, Md Khairul Alam1
1Department of Physics, Pabna University of Science and Technology, Pabna, 6600, Bangladesh.
Abstract:
In this research, we investigated the mechanical properties of NiCo binary alloy both with and without grain boundaries, across various alloy compositions. We investigated the effects of edge dislocation, alloy compositions, and grain boundaries on the mechanical properties of FCC using molecular dynamics (MD) simulations. By analyzing the influence of the grain boundaries with different alloy compositions on several mechanical properties, we were able to gain a deeper understanding of how these characteristics were modified. The elastic moduli increased with increasing grain boundaries for a specific chemical composition, indicating that becomes more rigid. The anisotropy factor analysis showed that have a natural tendency toward anisotropy, which is further influenced by the presence of grain boundaries. Grain boundaries have a significant effect on strength and ductility across a wide range of alloy compositions. These results indicate that a deeper comprehension of these implications can aid in designing improved binary alloy with superior mechanical characteristics.
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