Effect of crystallographic orientations on shock-induced plasticity for CoCrFeMnNi high-entropy alloy

B Liu, Z Jian, L Guo, X Li, K Wang, H Deng… - International Journal of …, 2022 - Elsevier
Using nonequilibrium molecular dynamics simulations, we studied the crystallographic-
orientation-dependence shock-induced plasticity for the face-centered cubic (FCC) …

[HTML][HTML] Atomistic analysis of the mechanisms underlying irradiation-hardening in Fe–Ni–Cr alloys

A Ustrzycka, FJ Dominguez-Gutierrez… - International Journal of …, 2024 - Elsevier
This work presents a comprehensive examination of the physical mechanisms driving
hardening in irradiated face-centered cubic FeNiCr alloys. The evolution of irradiation …

Modeling shock-induced void collapse in single-crystal Ta systems at the mesoscales

S Galitskiy, A Mishra, AM Dongare - International Journal of Plasticity, 2023 - Elsevier
Understanding the role of microstructural heterogeneities on the shock wave propagation
and defect evolution behavior is essential to predicting the dynamic response of metals …

Selective excitation of two-wave structure depending on crystal orientation under shock compression

QL Xiong, T Shimada, T Kitamura, ZH Li - Science China Physics …, 2020 - Springer
Single crystals subjected to shock compression exhibit responses with distinct two-wave
structures for certain crystal orientations. However, little is known to date regarding how the …

Dynamic characterization of shock wave responses of bicontinuous nanoporous amorphous alloys: Microstructure effects

Y Zhang, J Xu, Y Hu, S Ding, W Wu, R Xia - Mechanics of Materials, 2022 - Elsevier
Nanoporous amorphous alloys (NP-AAs) are of great interest due to their lightweight,
enhanced plasticity, and high elastic limit. Here, we explore the shock responses of Cu 50 Zr …

Shock responses of nanoporous gold subjected to dynamic loadings: Energy absorption

J Li, C Tian, W Hong, S Duan, Y Zhang, W Wu… - International Journal of …, 2021 - Elsevier
Using the finite element analysis, we investigate the shock response, deformation behavior
and energy–absorbing characteristics of stochastic bicontinuous nanoporous gold …

Orientation and grain-boundary dependence of shock-induced plasticity and transformation in nanocrystalline Ti

L Wang, B Li, XL Deng, WR Jian, M Shang, L Deng… - Physical Review B, 2019 - APS
The plasticity and α→ ω transformation are important for the toughness and ductility of hcp
titanium under shock loading. However, three questions remain outstanding:(i) what …

Atomistic study of the impact response of bicontinuous nanoporous gold as a protection medium: Effect of porous-nonporous interface on failure evolution

MH Saffarini, T Sewell, YC Su, Z Chen - Computational Materials Science, 2023 - Elsevier
Compared to their non-porous counterparts, metallic foams are known to exhibit improved
functionality (eg, damping capacity) when subjected to high-speed impact loading. Here, we …

Mitigation of spall fracture by evolving porosity

E Chiu, A Needleman, S Osovski, A Srivastava - Mechanics of Materials, 2023 - Elsevier
Ductile materials subject to impact loading conditions can undergo spall fracture when an
incoming compressive stress wave reflects off interfaces and free surfaces as a tensile stress …

Structure of Shock Wave in Nanoscale Porous Nickel at Pressures up to 7 GPa

A Dolgoborodov, T Rostilov, S Ananev, V Ziborov… - Materials, 2022 - mdpi.com
The structure of shock waves in pressed porous samples of nickel nanoparticles was
investigated in a series of uniaxial planar plate impact experiments in the pressure range of …