[HTML][HTML] Basic Modelling of General Strength and Creep Properties of Alloys

R Sandström - Crystals, 2023 - mdpi.com
There are excellent methods for modelling physical and elastic properties, for example,
those based on ab initio atomistic procedures. For mechanical properties that are controlled …

[HTML][HTML] On the decrease in transformation stress in a bicrystal cu-al-mn shape-memory alloy during cyclic compressive deformation

TH Su, NH Lu, CH Chen, CS Chen - Materials, 2021 - mdpi.com
The evolution of the inhomogeneous distribution of the transformation stress (σ s) and strain
fields with an increasing number of cycles in two differently orientated grains is investigated …

[HTML][HTML] Heterostructures impacting deformation strengthening processes in QP steels: Investigating the interplay of grain rotation, slip transfer, and back stress …

Y Zhou, W Wu, J Li - Journal of Materials Research and Technology, 2024 - Elsevier
QP (Quenching and Partitioning) steel, the third generation of advanced high-strength steel,
has garnered significant attention due to its exceptional mechanical performance. This …

Analyzing barrel surface damage in failed large caliber cannons

C Yang, Y Ji, T Xu, X Cui, C Hu, H Dong - Engineering Failure Analysis, 2024 - Elsevier
To elucidate the surface damage characteristics of artillery barrel bores, a dissected 155 mm
failed barrel was analyzed. Utilizing macroscopic imaging, SEM and EBSD for …

[HTML][HTML] Deformation Behavior of Crystalline Cr–Ni Multilayer Coatings by Using Molecular Dynamics Simulation

KJ Seo, DE Kim - Lubricants, 2022 - mdpi.com
This work shows the atomic scale deformation behavior of crystalline multilayer coating
comprising up to five Cr and Ni layers. A molecular dynamics simulation was conducted to …

[HTML][HTML] Constitutive Modeling of Annealed OFHC with Wide Strain-Rate and Temperature Effects: Incorporating Dislocation Dynamics and Normalized Microstructural …

M Xu, Q Xiao, X Zu, Y Tan, Z Huang - Materials, 2023 - mdpi.com
The flow stress of face-centered cubic (FCC) metals exhibits a rapid increase near a strain
rate of 104 s− 1 under fixed-strain conditions. However, many existing constitutive models …

Detection of dislocation motion in atomistic simulations of nanocrystalline materials

ND Firman, EZ Engelberg… - Modelling and Simulation …, 2024 - iopscience.iop.org
A method for identifying dislocation motion in atomistic simulations is presented. While
identifying static and moving dislocations within a single crystal or a combination of such is …

De novo multiscale method for nonequilibrium molecular dynamics

CH Yu, JS Chen, YC Hsu, CS Chen - Computational Materials Science, 2022 - Elsevier
In this work, we report a de novo multiscale method that can significantly reduce the number
of atoms required to simulate an atomistic system for nonequilibrium molecular dynamics …

Microstructural Effect on Cold Strengthening Mechanism of MP159 Alloys

L Dengzhu, L Fang, B Gan, Z Xiong, Q Liu, Y Liu… - Metals and Materials …, 2024 - Springer
Previous investigations on MP159 alloys have largely reported the striking reinforcement
performance after cold deformation, which the deformation mechanism was attributed to …

[HTML][HTML] Stationary Creep

R Sandström - Basic Modeling and Theory of Creep of Metallic …, 2024 - Springer
An introduction to creep and its main characterstics are given. Stationary creep has been
studied extensively in the literature. Stationary creep is a result of a balance between work …