Dislocation-mediated conductivity in oxides: Progress, challenges, and opportunities
Dislocations in ionic solids are topological extended defects that modulate composition,
strain, and charge over multiple length scales. As such, they provide an extra degree of …
strain, and charge over multiple length scales. As such, they provide an extra degree of …
[HTML][HTML] Modeling the mechanical properties of nanoparticles: a review
J Amodeo, L Pizzagalli - Comptes …, 2021 - comptes-rendus.academie-sciences …
Nanoparticles are commonly used in various fields of applications such as electronics,
catalysis or engineering where they can be subjected to a certain amount of stress leading …
catalysis or engineering where they can be subjected to a certain amount of stress leading …
Mechanical tailoring of dislocations in ceramics at room temperature: A perspective
X Fang - Journal of the American Ceramic Society, 2024 - Wiley Online Library
The potential of dislocations (line defects) in ceramics may have been greatly underrated
until most recently. Promising proofs‐of‐concept have been demonstrated for dislocation …
until most recently. Promising proofs‐of‐concept have been demonstrated for dislocation …
Dislocation-toughened ceramics
Functional and structural ceramics have become irreplaceable in countless high-tech
applications. However, their inherent brittleness tremendously limits the application range …
applications. However, their inherent brittleness tremendously limits the application range …
Conceptual framework for dislocation-modified conductivity in oxide ceramics deconvoluting mesoscopic structure, core, and space charge exemplified for SrTiO3
The introduction of dislocations is a recently proposed strategy to tailor the functional and
especially the electrical properties of ceramics. While several works confirm a clear impact of …
especially the electrical properties of ceramics. While several works confirm a clear impact of …
Theoretical insights into the Peierls plasticity in SrTiO3 ceramics via dislocation remodelling
An in-depth understanding of the dislocations motion process in non-metallic materials
becomes increasingly important, stimulated by the recent emergence of ceramics and …
becomes increasingly important, stimulated by the recent emergence of ceramics and …
Achieving room temperature plasticity in brittle ceramics through elevated temperature preloading
Ceramic materials with high strength and chemical inertness are widely used as
engineering materials. However, the brittle nature limits their applications as fracture occurs …
engineering materials. However, the brittle nature limits their applications as fracture occurs …
The impact of flash sintering on densification and plasticity of strontium titanate: high heating rates, dislocation nucleation and plastic flow
Flash sintering involves very rapid densification of ceramic powder compacts during a
thermal runaway induced by an applied voltage and current. The mechanisms of fast …
thermal runaway induced by an applied voltage and current. The mechanisms of fast …
Donor and acceptor-like self-doping by mechanically induced dislocations in bulk TiO2
Dislocations have been recently introduced as a novel tool to tailor the conductivity of
functional ceramics. However, tuning strategies suffer from poor insight into the structural …
functional ceramics. However, tuning strategies suffer from poor insight into the structural …
Enhanced Photoconductivity at Dislocations in SrTiO3
Dislocations are 1D crystallographic line defects and are usually seen as detrimental to the
functional properties of classic semiconductors. It is shown here that this not necessarily …
functional properties of classic semiconductors. It is shown here that this not necessarily …