Jove
Visualize
Contact Us
JoVE
x logofacebook logolinkedin logoyoutube logo
ABOUT JoVE
OverviewLeadershipBlogJoVE Help Center
AUTHORS
Publishing ProcessEditorial BoardScope & PoliciesPeer ReviewFAQSubmit
LIBRARIANS
TestimonialsSubscriptionsAccessResourcesLibrary Advisory BoardFAQ
RESEARCH
JoVE JournalMethods CollectionsJoVE Encyclopedia of ExperimentsArchive
EDUCATION
JoVE CoreJoVE BusinessJoVE Science EducationJoVE Lab ManualFaculty Resource CenterFaculty Site
Terms & Conditions of Use
Privacy Policy
Policies

Related Concept Videos

Generalized Hooke's Law01:22

Generalized Hooke's Law

2.0K
The generalized Hooke's Law is a broadened version of Hooke's Law, which extends to all types of stress and in every direction. Consider an isotropic material shaped into a cube subjected to multiaxial loading. In this scenario, normal stresses are exerted along the three coordinate axes. As a result of these stresses, the cubic shape deforms into a rectangular parallelepiped. Despite this deformation, the new shape maintains equal sides, and there is a normal strain in the direction of the...
2.0K
Elastic Strain Energy for Shearing Stresses01:20

Elastic Strain Energy for Shearing Stresses

334
As discussed in previous lessons, strain energy in a material is the energy stored when it is elastically deformed, a concept crucial in materials science and mechanical engineering. This energy results from the internal work done against the cohesive forces within the material. When a material undergoes shearing stress and corresponding shearing strain, the strain energy density, which is the energy stored per unit volume, is calculated. Within the elastic limit, where the stress is...
334
Members Made of Elastoplastic Material01:19

Members Made of Elastoplastic Material

221
The behavior of elastoplastic materials under bending stresses, particularly in structural members with rectangular cross-sections, is crucial for predicting material responses and understanding failure modes. Initially, when a bending moment is applied, the stress distribution across the section follows Hooke's Law and is linear and elastic. This distribution means the stress increases from the neutral axis to the maximum at the outer fibers, up to the elastic limit.
As the bending moment...
221
Relation between Poisson's ratio, Modulus of Elasticity and Modulus of Rigidity01:15

Relation between Poisson's ratio, Modulus of Elasticity and Modulus of Rigidity

376
Deformation occurs in axial and transverse directions when an axial load is applied to a slender bar. This deformation impacts the cubic element within the bar, transforming it into either a rectangular parallelepiped or a rhombus, contingent on its orientation. This transformation process induces shearing strain. Axial loading elicits both shearing and normal strains. Applying an axial load instigates equal normal and shearing stresses on elements oriented at a 45° angle to the load axis.
376
Residual Stresses in Bending01:18

Residual Stresses in Bending

338
In the study of elastoplastic members subjected to bending moments, understanding the loading and unloading phases is crucial for assessing material behavior and structural integrity. During the loading phase, as the bending moment increases, the material initially responds elastically, adhering to Hooke's Law, where stress is directly proportional to strain. When the load exceeds the yield strength, plastic deformation occurs, resulting in permanent strain and deformation that remains even...
338
Bending of Members Made of Several Materials01:08

Bending of Members Made of Several Materials

340
In analyzing a structural member composed of two different materials with identical cross-sectional areas, it is crucial to understand how their distinct elastic properties affect the member's response under load. The analysis involves assessing stress and strain distributions using the transformed section concept, which accounts for variations in material properties.
Hooke's Law determines stress in each material, stating that stress is proportional to strain but varies due to each...
340

You might also read

Related Articles

Articles linked to this work by shared authors, journal, and citation graph.

Sort by
Same author

Blended Length Genome Sequencing (blend-seq): Combining Short Reads with Low-Coverage Long Reads to Maximize Variant Discovery.

bioRxiv : the preprint server for biology·2025
Same author

Adjuvant radiation in akimbo-like position in a case of post-mastectomy breast cancer - A case report.

Journal of cancer research and therapeutics·2025
Same author

First-in-human study of naporafenib (LXH254) with or without spartalizumab in adult patients with advanced solid tumors harboring MAPK signaling pathway alterations.

European journal of cancer (Oxford, England : 1990)·2023
Same author

Streamlining Food Effect Assessment - Are Repeated Food Effect Studies Needed? An IQ Analysis.

The AAPS journal·2023
Same author

Initial Evidence for the Efficacy of Naporafenib in Combination With Trametinib in <i>NRAS</i>-Mutant Melanoma: Results From the Expansion Arm of a Phase Ib, Open-Label Study.

Journal of clinical oncology : official journal of the American Society of Clinical Oncology·2023
Same author

A single- and multiple-dose study to characterize the pharmacokinetics, safety, and tolerability of ceftolozane/tazobactam in healthy Chinese participants.

International journal of antimicrobial agents·2023

Related Experiment Video

Updated: Oct 28, 2025

A Coupled Experiment-finite Element Modeling Methodology for Assessing High Strain Rate Mechanical Response of Soft Biomaterials
11:28

A Coupled Experiment-finite Element Modeling Methodology for Assessing High Strain Rate Mechanical Response of Soft Biomaterials

Published on: May 18, 2015

12.7K

Calibrating surface hyperelastic constitutive models in soft solids.

M Rashid Zafar1, Sumit Basu1

  • 1Department of Mechanical Engineering, IIT Kanpur, Kanpur 208016, Uttar Pradesh, India.

Physical Review. E
|July 17, 2021
PubMed
Summary
This summary is machine-generated.

Researchers developed a new method to calibrate surface hyperelasticity parameters in soft solids. This technique uses mechanical tests on soft cylinders to accurately determine material properties, crucial for understanding soft material behavior.

More Related Videos

Experimental and Data Analysis Workflow for Soft Matter Nanoindentation
13:04

Experimental and Data Analysis Workflow for Soft Matter Nanoindentation

Published on: January 18, 2022

4.3K
Sample Preparation in Quartz Crystal Microbalance Measurements of Protein Adsorption and Polymer Mechanics
08:21

Sample Preparation in Quartz Crystal Microbalance Measurements of Protein Adsorption and Polymer Mechanics

Published on: January 22, 2020

13.8K

Related Experiment Videos

Last Updated: Oct 28, 2025

A Coupled Experiment-finite Element Modeling Methodology for Assessing High Strain Rate Mechanical Response of Soft Biomaterials
11:28

A Coupled Experiment-finite Element Modeling Methodology for Assessing High Strain Rate Mechanical Response of Soft Biomaterials

Published on: May 18, 2015

12.7K
Experimental and Data Analysis Workflow for Soft Matter Nanoindentation
13:04

Experimental and Data Analysis Workflow for Soft Matter Nanoindentation

Published on: January 18, 2022

4.3K
Sample Preparation in Quartz Crystal Microbalance Measurements of Protein Adsorption and Polymer Mechanics
08:21

Sample Preparation in Quartz Crystal Microbalance Measurements of Protein Adsorption and Polymer Mechanics

Published on: January 22, 2020

13.8K

Area of Science:

  • Materials Science
  • Soft Matter Physics
  • Continuum Mechanics

Background:

  • Soft solids like silicone gels exhibit significant strain-dependent surface stresses.
  • Surface stress effects in soft materials appear at micrometer scales, unlike nanometer scales in stiffer materials.
  • Calibrating constitutive parameters for surface hyperelasticity in soft solids is challenging.

Purpose of the Study:

  • To explore a method for obtaining surface hyperelasticity parameters from mechanical responses of soft cylinders.
  • To utilize a general surface constitutive model for parameter calibration.
  • To assess the impact of deviations from ideal conditions on parameter accuracy.

Main Methods:

  • Employing force-twist, torque-twist, and force-extension/compression responses of soft cylinders.
  • Utilizing large deformation finite-element simulations with coupled bulk and surface hyperelasticity.
  • Analyzing the separation of roles of surface constitutive parameters under ideal conditions.

Main Results:

  • Demonstrated that specific mechanical responses can isolate and yield values for three surface constitutive parameters.
  • Quantified the tolerance for deviations from ideal experimental conditions through simulations.
  • Estimated required force and torque measurement sensitivities (μN and μN-μm) for accurate parameter determination in micro-scale cylinders.

Conclusions:

  • The proposed method offers a viable approach to calibrate surface hyperelasticity in soft solids.
  • Accurate calibration requires precise force and torque measurements, especially for micro-scale specimens.
  • Understanding surface effects is critical for modeling the behavior of soft materials.