Computational bifurcation analysis for hyperelastic residually stressed tubes under combined inflation and extension and aneurysms in arterial tissue

D Desena-Galarza, H Dehghani, NK Jha… - Finite Elements in …, 2021 - Elsevier
In this investigation, the mechanical modelling of a hyperelastic residually stressed thick-
walled circular cylindrical tube under inflation and extension is performed from a numerical …

A model for residually stressed viscoelastic bodies and its application to some boundary value problems

S Mukherjee, P Ravindran - Mathematics and Mechanics of …, 2024 - journals.sagepub.com
A model for residually stressed viscoelastic bodies undergoing finite deformations is
developed and applied to the study of time-dependent responses of spheres and cylinders …

Representation of stress and free energy for a viscoelastic body from a stressed reference

S Mukherjee, P Ravindran - Journal of the Mechanics and Physics of Solids, 2024 - Elsevier
Viscoelastic materials are often initially or residually stressed in the reference configuration.
This stress and associated configuration may also evolve temporally without any external …

Modelling the residually stressed magneto-electrically coupled soft elastic materials

M Shariff, M Hossain, R Bustamante… - International Journal of …, 2021 - Elsevier
Residual stresses may exist in different finitely deformed soft multifunctional materials such
as in electro-active and magneto-active polymers. In order to develop accurate constitutive …

Application of sensitivity analysis in extension, inflation, and torsion of residually stressed circular cylindrical tubes

H Asghari, H Topol, B Markert, J Merodio - Probabilistic Engineering …, 2023 - Elsevier
This paper deals with applying two main sensitivity analysis (SA) methods, namely, the
Sobol method and the Fourier Amplitude Sensitivity Test (FAST) method on the problem of …

A phase field approach to fracture for hyperelastic and visco-hyperelastic materials applied to pre-stressed cylindrical structures

A Valverde-González, J Reinoso, NK Jha… - Mechanics of …, 2024 - Taylor & Francis
In this investigation, the mechanical modeling of nonlinear visco-hyperelastic residually
stressed materials obtained from an invariant-based constitutive energy framework is …

On the helical buckling of anisotropic tubes with application to arteries

NK Jha, S Moradalizadeh, J Reinoso, H Topol… - Mechanics Research …, 2023 - Elsevier
The helical stability experienced by elastic cylinders is investigated using numerical
methods. A doubly fiber-reinforced incompressible nonlinear elastic tube subject to axial …

Spectral formulations in nonlinear solids: A brief summary

M Shariff, R Bustamante… - … and Mechanics of Solids, 2023 - journals.sagepub.com
This summary focuses on spectral formulations developed by the authors for nonlinear
anisotropic solids, where their advantages have been demonstrated in the literature. Some …

Some models for initially stressed and initially strained structurally anisotropic incompressible materials

S Mukherjee - Mathematics and Mechanics of Solids, 2024 - journals.sagepub.com
In this paper, we determine the constitutive relations for structurally anisotropic materials
from a reference with initial strain or initial stress. Using reference independence of strain …

[HTML][HTML] A simplified framework for modelling viscoelastic fluids in discrete multiphysics

C Duque-Daza, A Alexiadis - ChemEngineering, 2021 - mdpi.com
A simplified modelling technique for modelling viscoelastic fluids is proposed from the
perspective of Discrete Multiphysics. This approach, based on the concept of linear additive …