3D lattice distortions and defect structures in ion-implanted nano-crystals
Abstract Focussed Ion Beam (FIB) milling is a mainstay of nano-scale machining. By
manipulating a tightly focussed beam of energetic ions, often gallium (Ga+), FIB can sculpt …
manipulating a tightly focussed beam of energetic ions, often gallium (Ga+), FIB can sculpt …
An analysis of macro-and micro-scale residual stresses of Type I, II and III using FIB-DIC micro-ring-core milling and crystal plasticity FE modelling
E Salvati, AM Korsunsky - International Journal of Plasticity, 2017 - Elsevier
Mechanical failure frequently initiates at the grain level, at which intra-granular stresses are
of paramount importance. Under cyclic loading conditions regions within grains that …
of paramount importance. Under cyclic loading conditions regions within grains that …
Eigenstrain reconstruction of residual strains in an additively manufactured and shot peened nickel superalloy compressor blade
Numerical modelling of the residual stresses and strains within mechanical components is of
great importance for improving the quality and reliability of design for structural integrity. A …
great importance for improving the quality and reliability of design for structural integrity. A …
Characterization of microscopic residual stresses: A review
Y Hong, C Wang, L Wang, S She, J Lei, V Ji - Engineering Fracture …, 2024 - Elsevier
Residual stresses are important factors affecting the performance and lifespan of
components, among which the influence of micro-residual stress on crack propagation and …
components, among which the influence of micro-residual stress on crack propagation and …
[HTML][HTML] An analysis of fatigue failure mechanisms in an additively manufactured and shot peened IN 718 nickel superalloy
The family of additive manufacturing techniques has been attracting significant attention of
manufacturers and researchers, due to its unrivalled flexibility to fabricate and repair …
manufacturers and researchers, due to its unrivalled flexibility to fabricate and repair …
Micro-scale measurement & FEM modelling of residual stresses in AA6082-T6 Al alloy generated by wire EDM cutting
E Salvati, AM Korsunsky - Journal of Materials Processing Technology, 2020 - Elsevier
Wire EDM is well-known as a technique for sectioning metallic samples that causes minimal
disturbance in terms of residual stress introduction and modification at the macro-scale …
disturbance in terms of residual stress introduction and modification at the macro-scale …
Effects of indenter angle on micro‐scale fracture toughness measurement by pillar splitting
M Ghidelli, M Sebastiani, KE Johanns… - Journal of the …, 2017 - Wiley Online Library
We present improvements to a recently developed pillar splitting technique that can be used
to characterize the fracture toughness of materials at the micrometer scale. Micro‐pillars with …
to characterize the fracture toughness of materials at the micrometer scale. Micro‐pillars with …
[HTML][HTML] Damage progression in thermal barrier coating systems during thermal cycling: A nano-mechanical assessment
G Bolelli, MG Righi, MZ Mughal, R Moscatelli… - Materials & Design, 2019 - Elsevier
This paper studies how the nano-mechanical properties of thermal barrier coatings (TBCs)
vary during thermal cycling, as a way to shed new light on their failure mechanisms. In …
vary during thermal cycling, as a way to shed new light on their failure mechanisms. In …
Nanoscale residual stress depth profiling by Focused Ion Beam milling and eigenstrain analysis
Residual stresses play a crucial role in determining material properties and behaviour, in
terms of structural integrity under monotonic and cyclic loading, and for functional …
terms of structural integrity under monotonic and cyclic loading, and for functional …
A study of overload effect on fatigue crack propagation using EBSD, FIB–DIC and FEM methods
Abrupt increase in the maximum load during fatigue cycling modifies the deformation
conditions at the crack tip, causing plastic flow that may lead to crack closure, introducing …
conditions at the crack tip, causing plastic flow that may lead to crack closure, introducing …