Explaining texture weakening and improved formability in magnesium rare earth alloys

D Griffiths - Materials Science and Technology, 2015 - Taylor & Francis
Wrought magnesium alloys are rarely used due to their poor formability which is caused by
strong textures created during processing. Addition of rare earth (RE) elements including Y …

Developing a Mg alloy with ultrahigh room temperature ductility via grain boundary segregation and activation of non-basal slips

Z Zhang, J Zhang, J Xie, S Liu, W Fu, R Wu - International Journal of …, 2023 - Elsevier
Poor room temperature (RT) ductility is an inherent disadvantage of magnesium (Mg) alloys,
which limits their wide application. Grain refinement is an accepted method to improve …

Hot deformation behavior, processing map, microstructure evolution and dynamic recrystallization mechanism of Mg-5Al-0.6 Sc alloy

L Zhang, S Yuan, J Wang, L Chen, P Jin - Journal of Alloys and …, 2022 - Elsevier
In this study, the hot compression test of as-cast Mg-5Al-0.6 Sc alloy was performed on
Gleeble-3500 simulator, and the effect of deformation temperature (T: 250–400° C) and …

Study on the growth and wear characters of CVD coating deposited on Ti (C, N)-based cermets with adding different C/N ratios of Ti (C, N) powders

L Yang, J Xiong, X Chen, X Li, C Deng, D Zhang… - Ceramics …, 2023 - Elsevier
This paper assessed the growth of CVD composite coatings on three kinds of cermets and
the subsequent high-temperature frictional properties. The carbon to nitrogen ratios (C: N) of …

Deformation-induced grain rotation and grain boundary formation achieved through dislocation-disclination reactions in polycrystalline hexagonal close-packed …

C Du, Y Gao, M Zha, C Wang, H Jia, HY Wang - Acta Materialia, 2023 - Elsevier
Grain boundary mediated plasticity (eg, grain rotation and grain boundary sliding) plays a
critical role in determining the deformation behavior of polycrystals, which is especially …

Effect of grain boundaries on texture formation during dynamic recrystallization of magnesium alloys

CD Barrett, A Imandoust, AL Oppedal, K Inal… - Acta Materialia, 2017 - Elsevier
Basal slip and dynamic recovery of dislocations have been long assumed as the main
mechanisms accounting for the sharp texturing of magnesium alloys upon dynamic …

Nucleation and preferential growth mechanism of recrystallization texture in high purity binary magnesium-rare earth alloys

A Imandoust, CD Barrett, AL Oppedal, WR Whittington… - Acta Materialia, 2017 - Elsevier
We investigated the effect of rare-earth element on recrystallization textures using Mg-Ce
and Mg-Gd binary alloys at various concentrations of Ce and Gd, and employing electron …

Enhanced superplasticity achieved by disclination-dislocation reactions in a fine-grained low-alloyed magnesium system

C Du, Y Gao, ZM Hua, M Zha, C Wang… - International Journal of …, 2022 - Elsevier
Superplastic forming, as an advanced manufacturing method, is especially important for
producing complex-shaped components for Mg-alloys. Superplasticity can be achieved …

Role of solute in the texture modification during hot deformation of Mg-rare earth alloys

JP Hadorn, K Hantzsche, S Yi, J Bohlen… - … Materials Transactions A, 2012 - Springer
Although conventional Mg alloys develop strong crystallographic textures during
deformation that persist during annealing, the addition of rare earth (RE) elements can …

Mechanistic investigation on Ce addition in tuning recrystallization behavior and mechanical property of Mg alloy

JR Li, DS Xie, ZR Zeng, B Song, HB Xie, RS Pei… - Journal of Materials …, 2023 - Elsevier
Constructing bimodal grain structure is a promising approach to achieve the high strength-
ductility synergy in Mg alloy. Formation of bimodal grain is closely related to the dynamic …