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

Three-Dimensional Analysis of Strain01:29

Three-Dimensional Analysis of Strain

250
Three-dimensional strain analysis is crucial for understanding how materials deform under stress, particularly in elastic, homogeneous materials. This method employs principal stress axes to simplify complex stress states into more understandable forms. Subjected to stress, a small cubic element within a material either expands or contracts along these axes, transforming into a rectangular parallelepiped. This transformation effectively illustrates the material's deformation. The principal...
250
Transformation of Plane Strain01:12

Transformation of Plane Strain

193
When analyzing elongated structures like bars subjected to uniformly distributed loads, it is essential to understand the transformation of plane strain when coordinate axes are rotated. This transformation helps to assess how material deformation characteristics vary with orientation, which is crucial in materials science and structural engineering.
Under plane strain conditions, typical for members where one dimension significantly exceeds the others, deformations and resultant strains are...
193
Measurements of Strain01:27

Measurements of Strain

1.3K
Strain quantifies the deformation of a material under force, typically measured as normal strain, which represents the change in length when compared with the original length. Electrical strain gauges are used for enhanced accuracy. These devices consist of a conductive wire mounted on a paper backing that adheres to the material's surface. These gauges operate on the piezoresistive effect, where the wire's electrical resistance changes in response to mechanical deformation. The strain...
1.3K
Elastic Strain Energy for Shearing Stresses01:20

Elastic Strain Energy for Shearing Stresses

223
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...
223
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

291
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.
291
True Stress and True Strain01:28

True Stress and True Strain

347
Engineering stress is calculated as the load divided by the original, undeformed cross-sectional area. It approximates a material under load. This approximation is especially relevant post-yield in ductile materials. Though engineering stress-strain diagrams are often used for their convenience and accessibility, they can sometimes fall short in accuracy, particularly when dealing with large strain values.
In contrast, true stress offers a more precise portrayal. It is computed by dividing the...
347

You might also read

Related Articles

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

Sort by
Same author

Outcome of a Prospective Registry to Evaluate the Performance of the MANTA Vascular Closure Device in EVAR Patients.

Annals of vascular surgery·2026
Same author

Feasibility of dual probe pulse wave imaging of the abdominal aorta.

IEEE transactions on bio-medical engineering·2026
Same author

Histology-based Microstructural Tissue Phantoms for Realistic Ultrasound Simulation.

Ultrasonic imaging·2025
Same author

An Annular CMUT Array and Acquisition Strategy for Continuous Monitoring.

Sensors (Basel, Switzerland)·2025
Same author

Strain imaging in abdominal aortic aneurysms using bistatic dual-aperture ultrasound.

Scientific reports·2025
Same author

Numerical Simulation of Intravascular Ultrasound Images Based on Patient-Specific Computed Tomography.

IEEE transactions on ultrasonics, ferroelectrics, and frequency control·2025

Related Experiment Video

Updated: Jul 19, 2025

Monitoring the Wall Mechanics During Stent Deployment in a Vessel
08:28

Monitoring the Wall Mechanics During Stent Deployment in a Vessel

Published on: May 8, 2012

9.3K

Enabling strain imaging in realistic Eulerian ultrasound simulation methods.

Jan-Willem Muller1, Hans-Martin Schwab2, Min Wu2

  • 1Photoacoustics & Ultrasound Laboratory Eindhoven (PULS/e), Dept. of Biomedical Engineering, Eindhoven University of Technology, Eindhoven, The Netherlands; Department of Vascular Surgery, Catharina Hospital, Eindhoven, The Netherlands.

Ultrasonics
|August 13, 2023
PubMed
Summary

This study introduces a new Eulerian modeling method for ultrasound (US) strain imaging simulations. It enables more realistic simulations, accounting for complex acoustic properties, improving validation of new US imaging techniques.

Keywords:
CardiovascularSamplingSimulationStrain imagingk-Wave

More Related Videos

High-resolution Imaging of Nuclear Dynamics in Live Cells under Uniaxial Tensile Strain
09:20

High-resolution Imaging of Nuclear Dynamics in Live Cells under Uniaxial Tensile Strain

Published on: June 2, 2019

7.9K
A Novel Application of Musculoskeletal Ultrasound Imaging
10:53

A Novel Application of Musculoskeletal Ultrasound Imaging

Published on: September 17, 2013

24.2K

Related Experiment Videos

Last Updated: Jul 19, 2025

Monitoring the Wall Mechanics During Stent Deployment in a Vessel
08:28

Monitoring the Wall Mechanics During Stent Deployment in a Vessel

Published on: May 8, 2012

9.3K
High-resolution Imaging of Nuclear Dynamics in Live Cells under Uniaxial Tensile Strain
09:20

High-resolution Imaging of Nuclear Dynamics in Live Cells under Uniaxial Tensile Strain

Published on: June 2, 2019

7.9K
A Novel Application of Musculoskeletal Ultrasound Imaging
10:53

A Novel Application of Musculoskeletal Ultrasound Imaging

Published on: September 17, 2013

24.2K

Area of Science:

  • Medical Imaging
  • Biomedical Engineering
  • Acoustics

Background:

  • Ultrasound (US) strain imaging is advancing, but validation methods like phantoms are limited.
  • Current simulation models struggle with heterogeneous acoustic properties, reducing realism.

Purpose of the Study:

  • To develop a novel Eulerian modeling approach for more realistic US strain imaging simulations.
  • To enable simulations that incorporate heterogeneous speed of sound and higher-order scattering.

Main Methods:

  • Developed a novel sampling scheme based on band-limited interpolation for Eulerian strain simulation.
  • Validated the method in k-Wave using numerical phantoms and compared results with Field II.
  • Demonstrated simulations with heterogeneous speed of sound using a pulsating artery model.

Main Results:

  • Achieved accurate strain simulations with errors below -60 dB across a wide strain range.
  • Demonstrated excellent agreement with Fourier theory for US scattering.
  • Successfully simulated US strain imaging with heterogeneous speed of sound distributions.

Conclusions:

  • The novel Eulerian sampling scheme enhances the realism of US strain imaging simulations.
  • This method allows for incorporating complex acoustic properties, crucial for validating new imaging techniques.
  • Facilitates more accurate assessment of cardiovascular mechanics through improved simulation fidelity.