Effect of temperature on the transition in deformation modes in Mg single crystals

GD Sim, KY Xie, KJ Hemker, JA El-Awady - Acta Materialia, 2019 - Elsevier
Here, an experimental study utilizing in-situ scanning electron microscopy (SEM) micro-
compression testing and post-mortem transmission electron microscopy (TEM) imaging is …

Anomalous hardening in magnesium driven by a size-dependent transition in deformation modes

GD Sim, G Kim, S Lavenstein, MH Hamza, H Fan… - Acta Materialia, 2018 - Elsevier
Here, we report a comprehensive study that combines in situ scanning electron microscopy
experiments and atomistic simulations to quantify the effect of crystal size on the …

Micropillar and macropillar compression responses of magnesium single crystals oriented for single slip or extension twinning

KE Prasad, K Rajesh, U Ramamurty - Acta materialia, 2014 - Elsevier
Uniaxial compression experiments were conducted on two magnesium (Mg) single crystals
whose crystallographic orientations facilitate the deformation either by basal slip or by …

Twin boundary migration mechanisms in quasi-statically compressed and plate-impacted Mg single crystals

KY Xie, K Hazeli, N Dixit, L Ma, KT Ramesh… - Science …, 2021 - science.org
Twinning is a prominent deformation mode that accommodates plasticity in many materials.
This study elucidates the role of deformation rate on the atomic-scale mechanisms that …

[HTML][HTML] In-situ TEM observation of {101 2} twin-dominated deformation of Mg pillars: Twinning mechanism, size effects and rate dependency

J Jeong, M Alfreider, R Konetschnik, D Kiener, SH Oh - Acta Materialia, 2018 - Elsevier
To investigate the mechanism of {10 1¯ 2} twinning in magnesium (Mg) single crystal and its
influence on mechanical size effects and strain rate dependent deformation behavior, in-situ …

Deformation twinning in single-crystal Mg under high strain rate tensile loading: A time-resolved X-ray diffraction study

Y Li, J Huang, D Fan, L Lu, B Zhang, T Zhong… - International Journal of …, 2022 - Elsevier
We investigate deformation twinning in single-crystal Mg with in situ, time-resolved (μ s-
scale), synchrotron X-ray diffraction under high strain rate split Hopkinson tension bar …

Microcompression study of Mg (0 0 0 1) single crystal

E Lilleodden - Scripta Materialia, 2010 - Elsevier
The stress–strain response, slip mechanisms and size effect in Mg (0001) single crystal was
investigated by microcompression testing. It is found that plasticity occurs relatively …

High temperature deformation and extended plasticity in Mg single crystals

H Miura*, X Yang, T Sakai, H Nogawa… - Philosophical …, 2005 - Taylor & Francis
The high temperature deformation behavior of Mg single crystals was precisely investigated
using orientation imaging microscopy. For this purpose, Mg single crystals of various …

Deformation behavior of Mg alloy single crystals at various temperatures

S Miura, S Yamamoto, K Ohkubo… - Materials science forum, 2000 - Trans Tech Publ
1 Division of Materials Science and Engineering, Graduate School of Engineering, Hokkaido
University, Kita-13, Nishi-8, Ktia-ku, Sapporo 060-8628, Japan 2 Graduate Student …

Experimentally quantifying critical stresses associated with basal slip and twinning in magnesium using micropillars

Y Liu, N Li, MA Kumar, S Pathak, J Wang, RJ Mccabe… - Acta Materialia, 2017 - Elsevier
Abstract Basal slip and {01 1¯ 2} twinning are two major plastic deformation mechanisms in
hexagonal closed-packed magnesium. Here we quantify the critical stresses associated with …