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

Bending of Members Made of Several Materials01:11

Bending of Members Made of Several Materials

690
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 material's...
690
Unsymmetric Loading of Thin-Walled Members: Problem Solving01:07

Unsymmetric Loading of Thin-Walled Members: Problem Solving

582
The shear center of a channel section with uniform thickness, height, and width, is determined by computing the shear force in the member and calculating the moments of inertia of the sections.
To compute the shear forces, find the shear flow at a specific distance from the endpoint using the vertical shear and the moment of inertia values. The total shear force on the flange is calculated by integrating the shear flow from one end of the flange to the other.
Next, calculate the moments of...
582
Plane Electromagnetic Waves I01:30

Plane Electromagnetic Waves I

5.3K
The existence of combined electric and magnetic fields that propagate through space as electromagnetic (EM) waves is the most significant prediction of Maxwell's equations. As Maxwell's equations hold in free space, the predicted electromagnetic waves do not require a medium for their propagation. An EM wave comprises an electric field, defined as the force per charge on a stationary charge, and a magnetic field, which is the force per charge on a moving charge.
The EM field is assumed to be a...
5.3K
Three-Dimensional Analysis of Strain01:29

Three-Dimensional Analysis of Strain

714
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...
714
Method of Superposition01:20

Method of Superposition

2.1K
The method of superposition is a crucial technique in structural engineering, used to analyze the effect of multiple loads on beams. This approach involves calculating the deflection and slope for each load on a beam separately, and then summing these effects to determine the overall impact. It is applicable only when the beam material remains within its elastic limit, ensuring that deformations are linearly elastic.
When applying the method of superposition, each type of load—whether...
2.1K
Equations of Wave Motion01:02

Equations of Wave Motion

8.8K
Mathematically, the motion of a wave can be studied using a wavefunction. Consider a string oscillating up and down in simple harmonic motion, having a period T. The wave on the string is sinusoidal and is translated in the positive x-direction as time progresses. Sine is a function of the angle θ, oscillating between +A and −A and repeating every 2π radians. To construct a wave model, the ratio of the angle θ and the position x is considered.
8.8K

You might also read

Related Articles

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

Sort by
Same author

Backward collinear acoustooptic interactions in bulk materials.

Applied optics·2010
Same author

Characterizing unpoled piezoelectric ceramic film by Lamb-waves.

IEEE transactions on ultrasonics, ferroelectrics, and frequency control·2008
Same author

Characterization of electromechanical coupling coefficients of piezoelectric films using composite resonators.

IEEE transactions on ultrasonics, ferroelectrics, and frequency control·2008
Same author

High temperature integrated ultrasonic shear and longitudinal wave probes.

The Review of scientific instruments·2007
Same author

Piezoelectric thick film ultrasonic transducers fabricated by a sol-gel spray technique.

Ultrasonics·2002
Same author

Clad polymer buffer rods for polymer process monitoring.

Ultrasonics·2001

Related Experiment Video

Updated: Mar 25, 2026

Cortical Bone Assessment Using Ultrasonic Guided Waves: A Reproducibility Study in a Healthy Population
09:02

Cortical Bone Assessment Using Ultrasonic Guided Waves: A Reproducibility Study in a Healthy Population

Published on: January 31, 2025

1.8K

Analytical solutions for sagittal plane waves in three-layer composites.

Z Wang1, C K Jen, J N Cheeke

  • 1Dept. of Electr. Eng., McGill Univ., Montreal, Que.

IEEE Transactions on Ultrasonics, Ferroelectrics, and Frequency Control
|January 1, 1993
PubMed
Summary
This summary is machine-generated.

This study presents analytic dispersion equations for three-layer composite plate modes, crucial for developing advanced plate wave sensors. Findings reveal how layer properties affect sensor sensitivity and performance.

More Related Videos

Intravascular Ultrasound Image-Based Finite Element Modeling Approach for Quantifying In Vivo Mechanical Properties of Human Coronary Artery
06:18

Intravascular Ultrasound Image-Based Finite Element Modeling Approach for Quantifying In Vivo Mechanical Properties of Human Coronary Artery

Published on: December 6, 2024

1.2K
Characterizing Dissipative Elastic Metamaterials Produced by Additive Manufacturing
09:39

Characterizing Dissipative Elastic Metamaterials Produced by Additive Manufacturing

Published on: June 28, 2024

1.7K

Related Experiment Videos

Last Updated: Mar 25, 2026

Cortical Bone Assessment Using Ultrasonic Guided Waves: A Reproducibility Study in a Healthy Population
09:02

Cortical Bone Assessment Using Ultrasonic Guided Waves: A Reproducibility Study in a Healthy Population

Published on: January 31, 2025

1.8K
Intravascular Ultrasound Image-Based Finite Element Modeling Approach for Quantifying In Vivo Mechanical Properties of Human Coronary Artery
06:18

Intravascular Ultrasound Image-Based Finite Element Modeling Approach for Quantifying In Vivo Mechanical Properties of Human Coronary Artery

Published on: December 6, 2024

1.2K
Characterizing Dissipative Elastic Metamaterials Produced by Additive Manufacturing
09:39

Characterizing Dissipative Elastic Metamaterials Produced by Additive Manufacturing

Published on: June 28, 2024

1.7K

Area of Science:

  • Acoustics
  • Materials Science
  • Solid Mechanics

Background:

  • Plate wave sensors are vital for detecting mass loading and chemical changes.
  • Understanding wave propagation in layered composites is key to sensor design.
  • Acoustically thin layers (<0.02 lambda) present unique challenges and opportunities in sensor applications.

Purpose of the Study:

  • To derive analytic dispersion equations for symmetric and antisymmetric sagittal plane plate modes in a three-layer composite.
  • To determine the influence of elasticity and inertia of thin layers on phase velocity and mass loading sensitivity.
  • To analyze the frequency dependence of sensor sensitivity for the lowest symmetric (S(0)) and antisymmetric (A(0)) modes.

Main Methods:

  • Derivation of analytic dispersion equations for a three-layer composite system.
  • Analysis of thin layers as mass loading or chemical selective coatings.
  • Formulation of explicit equations for phase velocity and mass loading sensitivity.
  • Investigation of elasticity and inertia effects on sensor performance.

Main Results:

  • Explicit formulas were obtained for the phase velocity and mass loading sensitivity of S(0) and A(0) modes in thin composite plates.
  • The study quantifies how thin layer elasticity and inertia reduce mass loading sensitivity.
  • The sensitivity of the A(0) mode was found to be frequency-dependent, unlike the S(0) mode.

Conclusions:

  • The derived equations provide a theoretical basis for designing and optimizing plate wave sensors.
  • The findings highlight the distinct frequency-dependent behavior of S(0) and A(0) modes, enabling tailored sensor applications.
  • The study offers insights into the trade-offs between sensor sensitivity and the physical properties of composite layers.