[PDF][PDF] Elasticity boundary-value problems for straight wedge disclinations. A review on methods and results

A Romanov, AL Kolesnikova - Rev. Adv. Mat. Tech, 2021 - scholar.archive.org
The review presents up-to-date information on the analytical solutions of the isotropic
elasticity boundary-value problems for straight wedge disclinations. The considered plane …

GD3: generalized discrete defect dynamics

L Capolungo, V Taupin - Materials Theory, 2019 - Springer
A mesoscale model is introduced to study the dynamics of material defects lying at interface
junctions. The proposed framework couples the dynamics of discrete dislocation and …

Circular loops of misfit dislocations in decahedral core-shell nanoparticles

MY Krauchanka, SA Krasnitckii, MY Gutkin… - Scripta Materialia, 2019 - Elsevier
A theoretical model is proposed for stress relaxation in decahedral core-shell nanoparticles
through formation of circular prismatic misfit dislocation loops at the core-shell interface. The …

Couple-stress elasticity of intrinsic and extrinsic dislocations in three-dimensional multilayered materials

A Vattré, E Pan - Applied Mathematical Modelling, 2024 - Elsevier
This work investigates the influence of couple stresses on intrinsic and extrinsic dislocations
within three-dimensional heterogeneous multilayered structures. The materials consist of …

[PDF][PDF] A kinetic model of the stress-induced void evolution in pentagonal whiskers and rods

AS Khramov, SA Krasnitckii, AM Smirnov… - Mater. Phys …, 2023 - mpm.spbstu.ru
A kinetic model of stress-induced vacancy diffusion in pentagonal whiskers and rods is
suggested to investigate the void evolution there. In the framework of the model, the Gibbs …

Pair interaction of intersecting dilatation and disclination defects

SA Krasnitckii, AM Smirnov - Condensed Matter and Interphases, 2023 - journals.vsu.ru
An elastic interaction of the intersecting dilatation and disclination defects located in an
infinite linear isotropic media is investigated. The eigenstrain approach is employed to …

Internal stresses and structural defects in nanowires

AE Romanov, AL Kolesnikova, MY Gutkin - Mechanics of Solids, 2022 - Springer
The sources of internal stresses in nanowires are considered, the model of which is an
infinite elastically isotropic cylinder of circular cross section. Sources of internal stresses are …

Generation of circular prismatic dislocation loops in decahedral small particles

MY Krauchanka, SA Krasnitckii, MY Gutkin… - Scripta Materialia, 2018 - Elsevier
A theoretical model is proposed which describes stress relaxation in decahedral particles by
generation of circular prismatic dislocation loops. Providing that the particle size exceeds a …

Micromechanics of defects in functional materials

AE Romanov, AL Kolesnikova - Acta Mechanica, 2021 - Springer
We report on the unified approach to the classification of defects in continuum-based
analysis of the defect self-distortions. Defects of various dimensionality including point …

Fracture of hollow multiply-twinned particles under chemical etching

MY Gutkin, AL Kolesnikova, IS Yasnikov… - European Journal of …, 2018 - Elsevier
The stress-strain state in a hollow decahedral small particle is modeled as that caused by a
positive wedge disclination in an elastic hollow sphere. The stress and dilatation distribution …