Critical resolved shear stresses for slip and twinning in Mg-Y-Ca alloys and their effect on the ductility

M Yu, Y Cui, J Wang, Y Chen, Z Ding, T Ying… - International Journal of …, 2023 - Elsevier
The deformation mechanisms of an extruded Mg-5Y-0.08 Ca (wt.%) alloy were analyzed by
means of micropillar compression tests on single crystals along different orientations …

Solid solution and precipitation strengthening effects in basal slip, extension twinning and pyramidal slip in Mg-Zn alloys

N Li, C Wang, MA Monclús, L Yang… - Acta Materialia, 2021 - Elsevier
A high-throughput methodology is proposed, based on the combination of diffusion couples
and advanced nanomechanical testing methods, to directly measure alloying effects on the …

Deformation mechanisms of Mg-Ca-Zn alloys studied by means of micropillar compression tests

J Wang, Y Chen, Z Chen, J Llorca, X Zeng - Acta Materialia, 2021 - Elsevier
The effect of Ca and Zn in solid solution on the critical resolved shear stress (CRSS) of basal
slip, tensile twinning and pyramidal slip in Mg alloys has been measured through …

Deformation and strengthening of SiC reinforced Al-MMCs during in-situ micro-pillar compression

AK Basak, A Pramanik, C Prakash - Materials Science and Engineering: A, 2019 - Elsevier
This study investigates the deformation of Al-based metal matric composites (MMCs) under
in-situ micro-pillar compression. Different sizes of SiC nanoparticles, namely 55 nm and 700 …

Effect of Gd solutes on the micromechanical response of twinning and detwinning in Mg

M Maghsoudi, H Ovri, T Krekeler, M Ziehmer… - Acta Materialia, 2023 - Elsevier
An investigation of the effect of solutes on the migration of a single {10 1¯ 2} Gd decorated
twin boundary in a Mg-4wt.% Gd binary alloy in terms of the corresponding stress-strain …

[HTML][HTML] On the interaction of precipitates and tensile twins in magnesium alloys

C Liu, P Shanthraj, JD Robson, M Diehl, S Dong… - Acta Materialia, 2019 - Elsevier
Although magnesium alloys deform extensively through shear strains and crystallographic
re-orientations associated with the growth of twins, little is known about the strengthening …

Effect of Al content on the critical resolved shear stress for twin nucleation and growth in Mg alloys

J Wang, JM Molina-Aldareguía, J LLorca - Acta Materialia, 2020 - Elsevier
The effect of Al atoms in solid solution on the critical resolved shear stress for twin nucleation
and growth was analyzed by means of the combination of diffusion couples with …

[HTML][HTML] Precipitate characteristics and precipitation-strengthening mechanism of Mg-13Gd-4Y–2Zn-0.6 Zr alloy

M Meng, G Lei, H Zhang, X Zhang, J Yu - Journal of Materials Research …, 2023 - Elsevier
In this study, the precipitate characteristics and precipitation-strengthening mechanism of
solution-treated Mg-13Gd-4Y–2Zn-0.6 Zr alloy after the upsetting and extrusion were …

A three-dimensional mechanistic study of the drivers of classical twin nucleation and variant selection in Mg alloys: A mesoscale modelling and experimental study

C Paramatmuni, Y Guo, PJ Withers… - International Journal of …, 2021 - Elsevier
This work presents a detailed investigation of twin inception to identify site of twinning,
variant type selected, and the strain to nucleate it within a full 3D reconstructed …

[HTML][HTML] A review of challenges and opportunities in micropillar compression studies in Mg alloys

A Kodam, MS Gundi, YL Chiu, IP Jones… - Journal of Magnesium …, 2023 - Elsevier
This review paper provides an overview of the micropillar compression technique as applied
to magnesium (Mg) and its alloys. It explores the influence of various factors, such as pillar …