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

Unsymmetric Bending01:18

Unsymmetric Bending

987
Unsymmetrical bending occurs when the bending moment applied to a structural member does not align with its principal axis. This misalignment leads to complex stress distributions and deflection patterns that differ from those in symmetrical bending, and are essential for designing structures to withstand different loading conditions. In unsymmetrical bending, the neutral axis—where stress is zero—does not necessarily align with the geometric axes of the cross-section. The...
987
Deformations in a Symmetric Member in Bending01:18

Deformations in a Symmetric Member in Bending

681
When analyzing the deformation of a symmetric prismatic member subjected to bending by equal and opposite couples, it becomes clear that as the member bends, the originally straight lines on its wider faces curve into circular arcs, with a constant radius centered at a point known as Point C. This phenomenon helps to understand the stress and strain distribution within the member more clearly.
When the member is segmented into tiny cubic elements, it is observed that the primary stress...
681
Plastic Deformations of Members with a Single Plane of Symmetry01:21

Plastic Deformations of Members with a Single Plane of Symmetry

498
When a structural member undergoes plastic deformation due to bending, it is crucial to understand the position of the neutral axis and the stress distribution. This member, characterized by a single plane of symmetry, exhibits a uniform stress distribution, with negative stress above the neutral axis and positive stress below. Notably, the neutral axis does not align with the centroid of the cross-section. This misalignment is typical in cases where the cross-section is not rectangular or...
498
Singularity Functions for Bending Moment01:18

Singularity Functions for Bending Moment

709
Singularity functions simplify the representation of bending moments in beams subjected to discontinuous loading, allowing the use of a single mathematical expression. For a supported beam AB, with uniform loading from its midpoint M to the right side end B, the approach involves conceptual 'cuts' at specific points to determine the bending moment in each segment. By cutting the beam at a point between A and M, the bending moment for the segment before reaching midpoint M is represented using a...
709
General Case of Eccentric Axial Loading01:12

General Case of Eccentric Axial Loading

691
Unsymmetrical bending occurs when the bending moment applied to a structural member does not align with its principal axis. This misalignment leads to complex stress distributions and deflection patterns that differ from symmetrical bending, which are essential for designing structures to withstand different loading conditions.
Consider a member subjected to equal and opposite forces that are applied along a line that does not coincide with the member's neutral axis. In unsymmetrical...
691
Transformers with Off-Nominal Turns Ratios01:25

Transformers with Off-Nominal Turns Ratios

739
In scenarios involving parallel transformers with disparate ratings, developing per-unit models requires accommodating off-nominal turns ratios. This situation arises when the selected base voltages are not proportional to the transformer’s voltage ratings. Consider a transformer where the rated voltages are related by the term a. If the chosen voltage bases satisfy a relationship involving term b, term c is defined as the ratio of these bases. This ratio is then substituted into the...
739

You might also read

Related Articles

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

Sort by
Same author

Signal-to-noise ratio of diverging waves in multiscattering media: Effects of signal duration and divergence angle.

The Journal of the Acoustical Society of America·2022
Same author

Residual red cells in blood components: A multisite study of fully automated enumeration using a hematology analyzer.

Transfusion·2020
Same author

The use of a hematology analyzer with a new generation of software as an alternative to flow cytometry for enumerating residual white blood cells in blood components.

Transfusion·2019
Same author

RF Channel-Select Micromechanical Disk Filters-Part II: Demonstration.

IEEE transactions on ultrasonics, ferroelectrics, and frequency control·2018
Same author

RF Channel-Select Micromechanical Disk Filters-Part I: Design.

IEEE transactions on ultrasonics, ferroelectrics, and frequency control·2018
Same author

Unbiased Charged Circular CMUT Microphone: Lumped-Element Modeling and Performance.

IEEE transactions on ultrasonics, ferroelectrics, and frequency control·2017

Related Experiment Video

Updated: May 4, 2026

Finite Element Modeling for the Simulation of the Quasi-Static Compression of Corrugated Tapered Tubes
06:34

Finite Element Modeling for the Simulation of the Quasi-Static Compression of Corrugated Tapered Tubes

Published on: January 6, 2023

2.8K

Parametric nonlinear lumped element model for circular CMUTs in collapsed mode.

Elif Aydoğdu, Alper Ozgurluk, Abdullah Atalar

    IEEE Transactions on Ultrasonics, Ferroelectrics, and Frequency Control
    |January 10, 2014
    PubMed
    Summary

    We developed a new model for capacitive micro-machined ultrasonic transducers (CMUTs) in collapsed mode. This model accurately simulates CMUT performance for both large and small signals, aiding in device design and analysis.

    More Related Videos

    An Experimental Protocol for Assessing the Performance of New Ultrasound Probes Based on CMUT Technology in Application to Brain Imaging
    16:01

    An Experimental Protocol for Assessing the Performance of New Ultrasound Probes Based on CMUT Technology in Application to Brain Imaging

    Published on: September 24, 2017

    10.0K
    Author Spotlight: Development of a Novel Finite Element Analysis Model for Improved Orthognathic Surgical Techniques
    07:16

    Author Spotlight: Development of a Novel Finite Element Analysis Model for Improved Orthognathic Surgical Techniques

    Published on: October 20, 2023

    2.0K

    Related Experiment Videos

    Last Updated: May 4, 2026

    Finite Element Modeling for the Simulation of the Quasi-Static Compression of Corrugated Tapered Tubes
    06:34

    Finite Element Modeling for the Simulation of the Quasi-Static Compression of Corrugated Tapered Tubes

    Published on: January 6, 2023

    2.8K
    An Experimental Protocol for Assessing the Performance of New Ultrasound Probes Based on CMUT Technology in Application to Brain Imaging
    16:01

    An Experimental Protocol for Assessing the Performance of New Ultrasound Probes Based on CMUT Technology in Application to Brain Imaging

    Published on: September 24, 2017

    10.0K
    Author Spotlight: Development of a Novel Finite Element Analysis Model for Improved Orthognathic Surgical Techniques
    07:16

    Author Spotlight: Development of a Novel Finite Element Analysis Model for Improved Orthognathic Surgical Techniques

    Published on: October 20, 2023

    2.0K

    Area of Science:

    • Electrical Engineering
    • Materials Science
    • Acoustics

    Background:

    • Capacitive micro-machined ultrasonic transducers (CMUTs) are crucial for various sensing applications.
    • Modeling CMUT behavior, especially in collapsed mode, is essential for accurate performance prediction.
    • Existing models may not fully capture the complexities of collapsed-mode operation.

    Purpose of the Study:

    • To present a parametric equivalent circuit model for a circular CMUT operating in collapsed mode.
    • To develop a comprehensive simulation tool encompassing both collapsed and uncollapsed CMUT states.
    • To enable full simulation of large- and small-signal operation for diverse excitation regimes.

    Main Methods:

    • Calculated collapsed membrane deflection using exact electrical force distribution.
    • Developed a lumped element model for collapsed membrane operation.
    • Incorporated radiation impedance for the collapsed mode into the model.
    • Integrated the collapsed mode model with the uncollapsed mode model.

    Main Results:

    • The proposed model accurately represents CMUT behavior in collapsed mode.
    • The unified model effectively simulates both collapsed and uncollapsed CMUT operations.
    • Simulations show good agreement with Finite Element Method (FEM) results.

    Conclusions:

    • The developed parametric equivalent circuit model provides a robust tool for CMUT simulation.
    • The model facilitates comprehensive analysis of CMUT performance across different operating conditions.
    • This work advances the understanding and design of CMUT devices.