Deep learning for synthetic microstructure generation in a materials-by-design framework for heterogeneous energetic materials

S Chun, S Roy, YT Nguyen, JB Choi, HS Udaykumar… - Scientific reports, 2020 - nature.com
The sensitivity of heterogeneous energetic (HE) materials (propellants, explosives, and
pyrotechnics) is critically dependent on their microstructure. Initiation of chemical reactions …

Comparative DEM calculations of fracture process in concrete considering real angular and artificial spherical aggregates

M Nitka, J Tejchman - Engineering Fracture Mechanics, 2020 - Elsevier
Numerical results on a fracture process of a concrete beam with a notch under three-point
bending were presented. Calculations were carried out at the concrete aggregate level with …

Analysis of the quasi-static and dynamic fracture of the silica refractory using the mesoscale discrete element modelling

AS Grigoriev, AV Zabolotskiy, EV Shilko, AI Dmitriev… - Materials, 2021 - mdpi.com
Computer modelling is a key tool in the optimisation and development of ceramic
refractories utilised as insulation in high-temperature industrial furnaces and reactors. The …

Micromechanical testing and modelling of blast furnace slag cement pastes

B Šavija, H Zhang, E Schlangen - Construction and Building Materials, 2020 - Elsevier
This work aims to understand deformation and fracture processes in blast furnace slag
cement pastes made using CEM III/B which is commonly used in the Dutch infrastructure …

[HTML][HTML] Printing path-dependent two-scale models for 3D printed planar auxetics by material extrusion

RJM Bol, Y Xu, B Šavija - Additive Manufacturing, 2024 - Elsevier
One particularly interesting class of mechanical metamaterials are those having a negative
Poisson's ratio, which are referred to as 'auxetics'. Because of their geometrical complexity …

Experimental investigation on the influence of multiscale pores on the static and dynamic splitting tensile strength of cementitious materials based on the virtual pore …

J Zhou, S Jin, L Sun - Construction and Building Materials, 2021 - Elsevier
Mechanical properties of cementitious materials are closely related to their pore structures.
The present study aims to determine the effect of pore size on the static and dynamic tensile …

A minimum Lemaitre's damage strain energy release rate-based model for competitive fracture process simulation of quasi-brittle materials

B Sun, Z Xu - Theoretical and Applied Fracture Mechanics, 2020 - Elsevier
A physical damage model based on minimum Lemaitre's damage strain energy release rate
is developed to describe quasi-brittle materials' softening. A modified finite element …

Effect of micro-hole shape and arrangement on the impact properties of three-dimensional isotropic brittle structures

W Yao, N Wang, G Wang, Y Li - Theoretical and Applied Fracture …, 2023 - Elsevier
Brittle structures often fracture under shock wave compression, which will have a
constraining effect on their structural design. By introducing and designing suitable three …

On the critical mechanisms for the embrittlement and strength degradation of post-irradiated U-10Mo fuels

C Jin, G Ding, X Jian, J Zhang, Y Li, S Ding - Engineering Fracture …, 2024 - Elsevier
The four-point bending experimental findings clearly indicated that the post-irradiated U-
10Mo fuels underwent noticeable macroscale embrittlement and strength degradation …

Temperature dependence of electrical resistivity, deformation, and fracture of polygranular graphite with different amounts of porosity

C Paraskevoulakos, B Roebuck, KR Hallam… - SN Applied …, 2023 - Springer
Synthetic polygranular graphites have a wide range of current and potential applications.
Indeed, some are being considered as candidate moderator materials for the next …