نتایج جستجو برای: hyperelastic membrane

تعداد نتایج: 390427  

2012
Mohammed Hadi Latifi Kunalan Ganthel Shanmugam Rukmanikanthan Azura Mansor Tunku Kamarul Mehmet Bilgen

The first publication of the work [1] did not present one of the authors' names. Kunalan Ganthel has now been added to the author list. In addition, Habib Sherkat has been added to the Acknowledgements, with thanks for providing help with the use of hyperelastic module of Abaqus Software. Prospects of implant with locking plate in fixation of subtrochanteric fracture: experimental demonstration...

Journal: :The Journal of the Acoustical Society of America 2006
Kai Zhang Thomas Siegmund Roger W Chan

The elastic as well as time-dependent mechanical response of the vocal fold cover (epithelium and superficial layer of the lamina propria) under tension is one key variable in regulating the fundamental frequency. This study examines the hyperelastic and time-dependent tensile deformation behavior of a group of human vocal fold cover specimens (six male and five female). The primary goal is to ...

2002
A. Samani I. Sack D. Plewes

A. Samani, I. Sack, D. Plewes University of Toronto, Sunnybrook and Women's College Health Sciences Centre, Toronto, Ontario, Canada Synopsis To increase the displacement SNR in breast MR elastography, tissues are compressed significantly. As a result, breast tissues undergo large deformations. This leads to significant geometric and material nonlinearities. In this study, methods for treating ...

2004
Jaydev P. Desai

Biomechanical model of soft tissue derived from experimental measurements is critical for developing a reality-based model for minimally invasive surgical training and simulation. In our research, we focus on developing a biomechanical model of the liver under large tissue deformation. This paper presents the experimental apparatus, experimental data, and methods to model the experimental data ...

2012
SIMON SHAW JOHN R. WHITEMAN

The reliability of computational models of physical processes has received much attention and involves issues such as the validity of the mathematical models being used, the error in any data that the models need, and the accuracy of the numerical schemes being used. These issues are considered in the context of elastic, viscoelastic and hyperelastic deformation, when finite element approximati...

Journal: :J. Applied Mathematics 2012
Alvaro Valencia Benjamin Blas Jaime H. Ortega

This study investigates the effects of different solid models on predictions of brain shift for three craniotomies. We created a generic 3D brain model based on healthy human brain and modeled the brain parenchyma as single continuum and constrained by a practically rigid skull. We have used elastic model, hyperelastic 1st, 2nd, and 3rd Ogden models, and hyperelastic Mooney-Rivlin with 2and 5-p...

Ali A. Abbasi M.T. Ahmadian

In order to better understand the mechanical properties of biological cells, characterization and investigation of their material behavior is necessary. In this paper hyperelastic Neo-Hookean material is used to characterize the mechanical properties of mouse oocyte cell. It has been assumed that the cell behaves as continuous, isotropic, nonlinear and homogenous material for modeling. Then, by...

2007
Meral Bayraktar

ABSTRACT The variety of applications of rubber-like materials in different industrial areas is enormous. In the automotive industry rubber is utilized in tires, as engine and door seals, whereas in aerospace industry rubber rings are used in fuel systems. In other engineering fields, rubbers have been used in conveyor belts, meteorological balloons and vibration isolation bearings or shock and ...

Journal: :Journal of Sound and Vibration 2021

A refined dynamic finite-strain shell theory for incompressible hyperelastic materials was developed by the authors recently. In this paper, we first derive associated linearized incremental theory, and then use it to investigate wave propagation in a fiber-reinforced tube that is subjected an axial pre-stretch internal pressure. We obtain dispersion relations both axisymmetric non-axisymmetric...

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