Grain boundary plasticity in Mg binary alloys by segregation of p-block element

H Somekawa, T Tsuru, A Singh - Materials Science and Engineering: A, 2024 - Elsevier
The effect of p-block elements (Ga, Ge and In) addition on grain boundary structures and
room temperature mechanical responses was investigated on extruded Mg binary alloys …

Role of< a> and< c+ a> dislocations on the room-temperature grain boundary migration in a deformed Mg alloy

Z Zhang, L Yuan, J Ma, M Zheng, D Shan… - International Journal of …, 2024 - Elsevier
During deformation, dislocation movements at grain boundaries (GBs) directly affect GB
plastic behaviors, thus affecting the mechanical properties of metal materials. As common …

[HTML][HTML] The mechanisms of grain growth of Mg alloys: a review

Q Chen, R Chen, J Su, Q He, B Tan, C Xu… - Journal of Magnesium …, 2022 - Elsevier
Grain growth directly influences the plasticity and strength of Mg alloys. As the grain size
decreases from the microscale to the nanoscale, the plasticity of Mg alloys continually …

Effects of Zn on< c+ a> slip and grain boundary segregation of Mg alloys

HS Jang, BJ Lee - Scripta Materialia, 2019 - Elsevier
Using atomistic simulations, we investigated the effects of Zn on Mg alloys to reveal the
mechanism underlying the good ductility and strong basal texture of Mg-Zn solid solutions at …

Origins of high ductility exhibited by an extruded magnesium alloy Mg-1.8 Zn-0.2 Ca: experiments and crystal plasticity modeling

J Wang, G Zhu, L Wang, E Vasilev, JS Park… - Journal of Materials …, 2021 - Elsevier
Low ductility and strength are major bottlenecks against Mg alloys' wide applications. In this
work, we systematically design the composition and fabrication process for a low-alloyed Mg …

Change in dominant deformation mechanism of Mg alloy via grain boundary control

H Somekawa, DA Basha, A Singh - Materials Science and Engineering: A, 2019 - Elsevier
The impact of grain boundary structures on mechanical properties and its deformation
behavior was investigated on a wrought processed Mg-0.3 at% Mn binary alloy. The Mg-Mn …

Microstructure control and strengthening mechanism of fine-grained cast Mg alloys based on grain boundary segregation of Al solute

X Lin, Y Dang, P Dai, D Fang, C Xu, B Wen - Materials Science and …, 2022 - Elsevier
Abstract Mg-xAl alloys (x= 3–12 wt%) were prepared by high pressure solidification. The
microstructure of the alloys was studied using Scanning Electron Microscope (SEM) and …

[HTML][HTML] Influence of alloying element segregation at grain boundary on the microstructure and mechanical properties of Mg-Zn alloy

X Qian, Z Dong, B Jiang, B Lei, H Yang, C He, L Liu… - Materials & Design, 2022 - Elsevier
The role of alloying element segregation at grain boundary on the microstructure and
mechanical properties is investigated in the case of Ca, Ce, and Nd addition in Mg-1Zn …

[HTML][HTML] Segregation behaviors in {101¯ 1} compressive twin boundaries of Mg-RE alloy under deformation at room temperature

Y Cui, L Guo, Y Gui, K Aoyagi, H Tong, Q Wei… - Journal of Magnesium …, 2024 - Elsevier
Solute atoms and precipitates significantly influence the mechanical properties of Mg alloys.
Previous studies have mainly focused on the segregation behaviors of Mg alloys after …

Effect of dilute atom Gd on critical resolved shear stress and anisotropic deformation mechanism of Mg-Gd alloy

N Li, Y Li, C Wang, D Shi, L Yang - Materials Today Communications, 2024 - Elsevier
Formability and ductility of Mg alloy are highly dependent on its mechanical anisotropy and
are mainly dominated by the anisotropic deformations of basal slip, tension twining and non …