Modeling fracture in polymeric material using phase field method based on critical stretch criterion

P Aurojyoti, A Rajagopal, KSS Reddy - International Journal of Solids and …, 2023 - Elsevier
In this work, the phase field method (PFM) is applied for modeling fracture in the polymeric
type of materials. Considering the large extensibility of polymer chains before fracture, a …

Predicting the near field underwater explosion response of coated composite cylinders using multiscale simulations, experiments, and machine learning

S Nayak, GA Lyngdoh, A Shukla, S Das - Composite Structures, 2022 - Elsevier
Prediction of underwater explosion response of coated composite cylinders using machine
learning (ML) requires a large, consistent, accurate, and representative dataset. However …

Mechanics of hyperelastic composites reinforced with nonlinear elastic fibrous materials in finite plane elastostatics

S Islam, SES Bolouri, CI Kim - International Journal of Engineering Science, 2021 - Elsevier
A model for the mechanics of a hyperelastic material reinforced with unidirectional and
bidirectional fibers is presented in finite plane elastostatics. This includes the refinement …

[HTML][HTML] Split-Hopkinson pressure bar test of silicone rubber: considering effects of strain rate and temperature

X Zhu, X Zhang, W Yao, W Li - Polymers, 2022 - mdpi.com
Using a split-Hopkinson pressure bar test instrument with a temperature control device, in
this work, silicone rubber was tested at different temperatures (− 40° C–200° C) and different …

Thermo-mechanical finite element simulation and validation of rubber curing process

S Limrungruengrat, A Chaikittiratana… - Journal of Mechanical …, 2022 - Springer
Vulcanization, or curing, is a very important process in producing useful rubber products.
The curing process takes place when heat is transferred to the rubber compounds inside a …

[HTML][HTML] A pseudoelastic response of hyperelastic composites reinforced with nonlinear elastic fibrous materials: Continuum modeling and analysis

M Zeidi, S Islam, CB Park, CI Kim - International Journal of Engineering …, 2024 - Elsevier
The present study aims to develop a continuum-based model to predict the pseudoelastic
behavior of biological composites subjected to finite plane elastostatics. The proposed …

[HTML][HTML] Constitutive model of viscoelastic dynamic damage for the material of gas obturator in modular-charge howitzer

Z Li, L Chen, Y Li, Y Jia, Q Zhang - Defence Technology, 2024 - Elsevier
In order to investigate the mechanical response behavior of the gas obturator of the breech
mechanism, made of polychloroprene rubber (PCR), uniaxial compression experiments …

[HTML][HTML] Experimentally characterising the temperature and rate dependent behaviour of unfilled, and glass microsphere filled, natural rubber

AR Trivedi, R Whybrow, AH Muhr, CR Siviour - Polymer, 2023 - Elsevier
Low-impedance, elastomeric materials are widely used in engineering applications where
they are subjected to impact loading leading to high strain rate deformation. The strong rate …

Evidential neural network for tensile stress uncertainty quantification in thermoplastic elastomers

AE Rodríguez-Sánchez - Neural Computing and Applications, 2024 - Springer
This work presents the use of artificial neural networks (ANNs) with deep evidential
regression to model the tensile stress response of a thermoplastic elastomer (TPE) …

Characterising the frequency‐response of ultra‐soft polymers with the Virtual Fields Method

A Graham, C Siviour - Strain, 2021 - Wiley Online Library
This paper presents a novel apparatus, combined with application of the Virtual Fields
Method (VFM) for the high frequency characterisation of the mechanical response of ultra …