Research progress on the shear band of metallic glasses
Metallic glasses have received considerable attention in the fields of materials science and
condensed matter physics. The disordered structure of metallic glasses gives rise to unique …
condensed matter physics. The disordered structure of metallic glasses gives rise to unique …
Elastic fluctuations and structural heterogeneities in metallic glasses
C Liu, R Maaß - Advanced Functional Materials, 2018 - Wiley Online Library
Suppressing crystallization of a metallic melt results in a disordered solid, also known as a
metallic glass. One may conclude that a metallic glass is free of defined structural length …
metallic glass. One may conclude that a metallic glass is free of defined structural length …
“Self-sharpening” tungsten high-entropy alloy
XF Liu, ZL Tian, XF Zhang, HH Chen, TW Liu, Y Chen… - Acta Materialia, 2020 - Elsevier
Abstract “Self-sharpening”, a material maintaining its acute head shape during penetration,
is highly desirable in a wide range of engineering applications. However, it remains a great …
is highly desirable in a wide range of engineering applications. However, it remains a great …
Shear-band thickness and shear-band cavities in a Zr-based metallic glass
Strain localization into shear bands in metallic glasses is typically described as a
mechanism that occurs at the nano-scale, leaving behind a shear defect with a thickness of …
mechanism that occurs at the nano-scale, leaving behind a shear defect with a thickness of …
Unveiling the local atomic arrangements in the shear band regions of metallic glass
The prospective applications of metallic glasses are limited by their lack of ductility,
attributed to shear banding inducing catastrophic failure. A concise depiction of the local …
attributed to shear banding inducing catastrophic failure. A concise depiction of the local …
Shear-band affected zone revealed by magnetic domains in a ferromagnetic metallic glass
LQ Shen, P Luo, YC Hu, HY Bai, YH Sun… - Nature …, 2018 - nature.com
Plastic deformation of metallic glasses (MGs) has long been considered to be confined to
nanoscale shear bands, but recently an affected zone around the shear band was found …
nanoscale shear bands, but recently an affected zone around the shear band was found …
Linking macroscopic rejuvenation to nano-elastic fluctuations in a metallic glass
P Ross, S Küchemann, PM Derlet, HB Yu, W Arnold… - Acta Materialia, 2017 - Elsevier
Metallic glasses are structurally heterogeneous below a certain length scale. Here we
demonstrate how elastic heterogeneities change in response to a macroscopic cyclic, but …
demonstrate how elastic heterogeneities change in response to a macroscopic cyclic, but …
Spatial correlation of elastic heterogeneity tunes the deformation behavior of metallic glasses
Metallic glasses (MGs) possess remarkably high strength but often display only minimal
tensile ductility due to the formation of catastrophic shear bands. Purposely enhancing the …
tensile ductility due to the formation of catastrophic shear bands. Purposely enhancing the …
How to catch a shear band and explain plasticity of metallic glasses with continuum mechanics
Capturing a shear band in a metallic glass during its propagation experimentally is very
challenging. Shear bands are very narrow but extend rapidly over macroscopic distances …
challenging. Shear bands are very narrow but extend rapidly over macroscopic distances …
A general finite element based non-local theory for the medium-long-range correlation of metallic glasses
Mean-field theory is extensively used in statistical physics, solid-state physics, and
biophysics to compress a large number of interacting multi-body problems into an effective …
biophysics to compress a large number of interacting multi-body problems into an effective …