STZ-Vortex model: The key to understand STZ percolation and shear banding in metallic glasses
D Şopu - Journal of Alloys and Compounds, 2023 - Elsevier
The fast dynamics and localized nature of shear banding together with the disordered
structure of metallic glasses make it difficult to gain an understanding of the mechanism of …
structure of metallic glasses make it difficult to gain an understanding of the mechanism of …
[HTML][HTML] Molecular mechanics of disordered solids
Disordered solids are ubiquitous in engineering and everyday use. Although research has
made considerable progress in the last decades, our understanding of the mechanics of …
made considerable progress in the last decades, our understanding of the mechanics of …
Identifying microscopic factors that influence ductility in disordered solids
There are empirical strategies for tuning the degree of strain localization in disordered
solids, but they are system-specific and no theoretical framework explains their effectiveness …
solids, but they are system-specific and no theoretical framework explains their effectiveness …
Implementation and calibration of a mesoscale model for amorphous plasticity based on shear transformation dynamics
A mesoscale numerical model based on shear transformation zone (STZ) theory is
implemented in a commercial finite element software. The model is designed to predict the …
implemented in a commercial finite element software. The model is designed to predict the …
Mapping and modeling physicochemical fields in solid-state batteries
The safety and energy density of solid-state batteries can be, in principle, substantially
increased compared with that of conventional lithium-ion batteries. However, the use of solid …
increased compared with that of conventional lithium-ion batteries. However, the use of solid …
Topological characterization of rearrangements in amorphous solids
In amorphous materials, plasticity is localized and occurs as shear transformations. It was
recently shown by Wu et al. that these shear transformations can be predicted by applying …
recently shown by Wu et al. that these shear transformations can be predicted by applying …
Vibrations and Heat Transfer in Glasses: the role played by Disorder
A Tanguy - Comptes Rendus. Physique, 2023 - comptes-rendus.academie-sciences …
Amorphous materials are also distinguished from crystals by their thermal properties. The
structural disorder seems to be responsible both for a significant increase in heat capacity …
structural disorder seems to be responsible both for a significant increase in heat capacity …
[HTML][HTML] Rheological properties of Mg2SiO4 glass: A molecular dynamics study
V Delbecq, P Carrez, P Cordier - Journal of Non-Crystalline Solids, 2023 - Elsevier
We report an initial investigation of the rheology of Mg 2 SiO 4 glass through classical
molecular dynamics simulations. We performed simple shear tests at different temperatures …
molecular dynamics simulations. We performed simple shear tests at different temperatures …
[HTML][HTML] Surface Roughness-Induced Stress Concentration
BNJ Persson - Tribology Letters, 2023 - Springer
When a body is exposed to external forces large local stresses may occur at the surface
because of surface roughness. Surface stress concentration is important for many …
because of surface roughness. Surface stress concentration is important for many …
Friction mechanisms of Ni-based and Zr-based bulk metallic glasses under different contact pressures
Z Zhou, S Albahrani, Y Ren, R Daudin, L Lafarge… - Tribology …, 2024 - Elsevier
Pin-on-plane dry friction tests of Ni-based and Zr-based bulk metallic glasses were
performed at ambient temperature under reciprocating sliding condition at 4 mm/s, under …
performed at ambient temperature under reciprocating sliding condition at 4 mm/s, under …