Failure modeling and sensitivity analysis of ceramics under impact
A Bhattacharjee, A Bhaduri… - Journal of …, 2021 - asmedigitalcollection.asme.org
A micromechanical multi-physics model for ceramics has been recalibrated and used to
simulate impact experiments with boron carbide in abaqus. The dominant physical …
simulate impact experiments with boron carbide in abaqus. The dominant physical …
Models for the behavior of boron carbide in extreme dynamic environments
KT Ramesh, L Graham‐Brady… - Journal of the …, 2022 - Wiley Online Library
We describe models for the behavior of hot‐pressed boron carbide that is subjected to
extreme dynamic environments such as ballistic impact. We first identify the deformation and …
extreme dynamic environments such as ballistic impact. We first identify the deformation and …
Critical scaling of solid fragmentation at quasistatic and finite strain rates
JT Clemmer, MO Robbins - Physical Review Letters, 2022 - APS
Using two-dimensional simulations of sheared, brittle solids, we characterize the resulting
fragmentation and explore its underlying critical nature. Under quasistatic loading, a power …
fragmentation and explore its underlying critical nature. Under quasistatic loading, a power …
Dynamic strength of copper at high pressures using pressure shear plate experiments
Measurement of strength at high pressures is critical to understanding the behavior of
materials subjected to extreme loading conditions. Recent developments have extended the …
materials subjected to extreme loading conditions. Recent developments have extended the …
The effects of carbonaceous inclusions and their distributions on dynamic failure processes in boron carbide ceramics
Commercially available boron carbide ceramics typically have heterogeneous
microstructures that contain distributions of processing‐induced inclusions. The inclusions …
microstructures that contain distributions of processing‐induced inclusions. The inclusions …
Dynamic failure mechanisms of granular boron carbide under multi-axial high-strain-rate loading
Boron carbide is an excellent protection material but it is also very brittle, and granular flow,
triggered by progressive fracture during impact, greatly influences its ballistic performance …
triggered by progressive fracture during impact, greatly influences its ballistic performance …
Superhigh-pressure fragments of metal nitride/carbide ceramic powders and their behavior under high-pressure and high-temperature sintering
H Xie, F Deng, H Wang, S Han - Powder Technology, 2021 - Elsevier
Metal nitride and/or carbide ceramic powders, TiC, TiN, TiCN, and TaC ceramic powders,
were selected as initial materials for simulation experiments of superhigh-pressure extrusion …
were selected as initial materials for simulation experiments of superhigh-pressure extrusion …
Rapid geometric characterization of ceramics fragments through split Hopkinson pressure bar tests
D Li, B Zhao, M Meng - International Journal of Applied …, 2024 - Wiley Online Library
The research on fracture mechanisms of brittle materials is extremely difficult such as the
determination of the energy absorption modes and the geometric characteristics of debris. In …
determination of the energy absorption modes and the geometric characteristics of debris. In …
Effects of particle size, shape and loading rate on the normal compaction of an advanced granular ceramic
Compaction behavior of granular materials is influenced by strain rate, particle size, and
shape. Here, boron carbide powders with different particle sizes under uni-axial strain …
shape. Here, boron carbide powders with different particle sizes under uni-axial strain …
Mesoscale simulations of pressure-shear loading of a granular ceramic
BJ Demaske - AIP Conference Proceedings, 2023 - pubs.aip.org
Numerical simulations of pressure-shear loading of a granular ceramic are performed using
the shock physics code CTH. A simple mesoscale model for the granular material is used …
the shock physics code CTH. A simple mesoscale model for the granular material is used …