Plasticity in small-sized metallic systems: Intrinsic versus extrinsic size effect

JR Greer, JTM De Hosson - Progress in Materials Science, 2011 - Elsevier
A material strength depends on its microstructure, which in turn, is controlled by an
engineering process. Strengthening mechanisms like work hardening, precipitate, and grain …

Mechanical behavior of metallic glasses: microscopic understanding of strength and ductility

M Chen - Annu. Rev. Mater. Res., 2008 - annualreviews.org
The widespread enthusiasm for research on bulk metallic glasses is driven by both a
fundamental interest in the structure and properties of disordered materials and their unique …

Shear band melting and serrated flow in metallic glasses

K Georgarakis, M Aljerf, Y Li, A LeMoulec… - Applied Physics …, 2008 - pubs.aip.org
Scanning electron microscopy observations of shear steps on Zr-based bulk metallic
glasses show direct evidence of shear band melting due to heat generated by elastic energy …

An electron microscopy appraisal of tensile fracture in metallic glasses

DTA Matthews, V Ocelik, PM Bronsveld… - Acta Materialia, 2008 - Elsevier
Three glass-forming alloy compositions were chosen for ribbon production and subsequent
electron microscopy studies. In situ tensile testing with transmission electron microscopy …

[HTML][HTML] Improving plasticity of metallic glass by electropulsing-assisted surface severe plastic deformation

C Ma, S Suslov, C Ye, Y Dong - Materials & Design, 2019 - Elsevier
Using either electropulsing (EP) or surface severe plastic deformation (SSPD) to process
metallic glasses can improve their plasticity, however, the moderate improvement in …

Tensile deformation accommodation in microscopic metallic glasses via subnanocluster reconstructions

CE Lekka, A Ibenskas, AR Yavari… - Applied Physics …, 2007 - pubs.aip.org
We present results on the structure and the atomistic mechanisms for tensile deformation
accommodation of the Cu 46 Zr 54 microscopic metallic glass. At equilibrium, 23% of the …

Towards an understanding of tensile deformation in Ti-based bulk metallic glass matrix composites with BCC dendrites

JA Kolodziejska, H Kozachkov, K Kranjc, A Hunter… - Scientific reports, 2016 - nature.com
The microstructure and tension ductility of a series of Ti-based bulk metallic glass matrix
composite (BMGMC) is investigated by changing content of the β stabilizing element …

Crystallization during bending of a Pd-based metallic glass detected by x-ray microscopy

AR Yavari, K Georgarakis, J Antonowicz, M Stoica… - Physical review …, 2012 - APS
Without the availability of slip systems and dislocation glide as in crystalline materials,
metallic glasses resist irreversible deformation to elastic strains of 2% or more before …

From brittle to ductile: Density optimization for Zr-BMG cellular structures

B Sarac, J Schroers - Scripta Materialia, 2013 - Elsevier
Two-dimensional cellular structures made from Zr35Ti30Cu7. 5Be27. 5 bulk metallic glass
with varying relative densities realized in hexagonal structures ranging from 2.5% to 86.0 …

Advances in transmission electron microscopy: In situ straining and in situ compression experiments on metallic glasses

JTM De Hosson - Microscopy research and technique, 2009 - Wiley Online Library
In the field of transmission electron microscopy (TEM), fundamental and practical reasons
still remain that hamper a straightforward correlation between microscopic structural …