Structural heterogeneities and mechanical behavior of amorphous alloys
JC Qiao, Q Wang, JM Pelletier, H Kato… - Progress in Materials …, 2019 - Elsevier
Although the atomic structure of amorphous alloys, which lacks long-range translational
symmetry, may appear homogeneous at the macroscopic scale, their local dynamic and/or …
symmetry, may appear homogeneous at the macroscopic scale, their local dynamic and/or …
Beyond the average: spatial and temporal fluctuations in oxide glass-forming systems
Atomic structure dictates the performance of all materials systems; the characteristic of
disordered materials is the significance of spatial and temporal fluctuations on composition …
disordered materials is the significance of spatial and temporal fluctuations on composition …
Revealing the structural heterogeneity of metallic glass: mechanical spectroscopy and nanoindentation experiments
Microstructural heterogeneity is an important issue in understanding the mechanical and
physical properties of metallic glasses (MGs). Theoretically, physical aging below the glass …
physical properties of metallic glasses (MGs). Theoretically, physical aging below the glass …
Substantially enhanced plasticity of bulk metallic glasses by densifying local atomic packing
Introducing regions of looser atomic packing in bulk metallic glasses (BMGs) was reported to
facilitate plastic deformation, rendering BMGs more ductile at room temperature. Here, we …
facilitate plastic deformation, rendering BMGs more ductile at room temperature. Here, we …
Connection between mechanical relaxation and equilibration kinetics in a high-entropy metallic glass
The slow transition from an out-of-equilibrium glass towards a supercooled liquid is a
complex relaxation phenomenon. In this Letter, we study the correlation between …
complex relaxation phenomenon. In this Letter, we study the correlation between …
Atomic-scale origin of shear band multiplication in heterogeneous metallic glasses
Using molecular dynamics simulations, we provide an atomistic description of the shear
band multiplication mechanisms in a heterogeneous metallic glass consisting of two distinct …
band multiplication mechanisms in a heterogeneous metallic glass consisting of two distinct …
Progress and perspective of metallic glasses for energy conversion and storage
Owing to its unique atomic arrangement and electronic structure, metallic glass (MG) has
been widely investigated in the field of energy storage and conversion. In the past few …
been widely investigated in the field of energy storage and conversion. In the past few …
Modulating heterogeneity and plasticity in bulk metallic glasses: Role of interfaces on shear banding
Highlights•Flash-annealing is applied to create a structurally heterogeneous bulk metallic
glass.•In heterogeneous monolithic bulk metallic glasses shear band formation is …
glass.•In heterogeneous monolithic bulk metallic glasses shear band formation is …
Signature of local stress states in the deformation behavior of metallic glasses
The design of ductile heterogeneous metallic glasses (MGs) with enhanced deformability by
purposely controlling the shear-band dynamics via modulation of the atomic-scale structures …
purposely controlling the shear-band dynamics via modulation of the atomic-scale structures …
An atomic-level perspective of shear band formation and interaction in monolithic metallic glasses
Understanding the relationship between nanoscale structural heterogeneities or elastic
fluctuations and strain localization in monolithic metallic glasses remains a long-standing …
fluctuations and strain localization in monolithic metallic glasses remains a long-standing …