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

Elastic Curve from the Load Distribution01:16

Elastic Curve from the Load Distribution

454
The structural behavior of beams under distributed loads is critical for engineering analysis, which focuses on predicting how beams bend and react under such conditions. Different types of beams (e.g., cantilever, supported, or overhanging) behave differently under distributed load conditions.
For all beams, the analysis of the beam's reaction to distributed loads begins by understanding the relationship between a beam's load and the resulting shear forces and bending moments. Initially, this...
454
Equation of the Elastic Curve01:23

Equation of the Elastic Curve

943
The concept of curvature in plane curves, crucial in structural engineering, defines how sharply a beam bends under load. This curvature is determined using the curve's first and second derivatives.
Consider a cantilever beam with a point load at its free end (for instance, a diving board). When analyzing beam deflection with small slopes, the shape of the beam's elastic curve becomes key. The governing equation for this analysis involves the bending moment and the beam's flexural rigidity,...
943
Reflection of Waves01:07

Reflection of Waves

4.4K
When a wave travels from one medium to another, it gets reflected at the boundary of the second medium. A common example of this is when a person yells at a distance from a cliff and hears the echo of their voice. The sound waves (longitudinal waves) traveling in the air are reflected from the bounding cliff. Similarly, flipping one end of a string whose other end is tied to a wall causes a pulse (transverse wave) to travel through the string, which gets reflected upon reaching the wall. In...
4.4K
Elastic Strain Energy for Shearing Stresses01:20

Elastic Strain Energy for Shearing Stresses

455
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...
455
Divergence and Curl01:15

Divergence and Curl

3.0K
The divergence of a vector field at a point is the net outward flow of the flux out of a small volume through a closed surface enclosing the volume, as the volume tends to zero. More practically, divergence measures how much a vector field spreads out or diverges from a given point. For an outgoing flux, conventionally, the divergence is positive. The diverging point is often called the "source" of the field. Meanwhile, the negative divergence of a vector field at a point means that the vector...
3.0K
Electromagnetic Wave Equation01:24

Electromagnetic Wave Equation

2.1K
Maxwell's equations for electromagnetic fields are related to source charges, either static or moving. These fields act on a test charge, whose trajectory can thus be determined using suitable boundary conditions. The objective of electromagnetism is thus theoretically complete.
However, although electric and magnetic fields were first introduced as mathematical constructs to simplify the description of mutual forces between charges, a natural question emerges from Maxwell's equations:...
2.1K

You might also read

Related Articles

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

Sort by
Same author

Destabilizing a Buoyant Multilayer Granular Raft by Heavy Grains: The Role of Inertia.

Langmuir : the ACS journal of surfaces and colloids·2025
Same author

Electrokinetic flow instabilities in shear thinning fluids with conductivity gradients.

Soft matter·2025
Same author

Dip coating of shear-thinning particulate suspensions.

Soft matter·2024
Same author

Nonlinear Electrophoresis of Microparticles in Shear Thinning Fluids.

Langmuir : the ACS journal of surfaces and colloids·2024
Same author

Is contact-line mobility a material parameter?

NPJ microgravity·2022
Same author

Oscillations of a soft viscoelastic drop.

NPJ microgravity·2021
Same journal

Nanopore sequencing with proteins: synchronization and dischronization of molecular dynamics simulations with laboratory and industrial developments.

Soft matter·2026
Same journal

Catanionics from biosurfactants and regular surfactants: miscibility and structure.

Soft matter·2026
Same journal

Adhesives with a thickness smaller than the fractocohesive length enhance adhesion.

Soft matter·2026
Same journal

Non-equilibrium phase transitions in hybrid Voronoi models of cell colonies.

Soft matter·2026
Same journal

Effects of methoxy substituents on self-assembly and gelation performance of benzamide-based organogelators.

Soft matter·2026
Same journal

Rheology of <i>Escherichia coli</i> suspensions with various bacterial morphologies and motion characteristics.

Soft matter·2026
See all related articles

Related Experiment Video

Updated: Jan 5, 2026

Fast Imaging Technique to Study Drop Impact Dynamics of Non-Newtonian Fluids
10:09

Fast Imaging Technique to Study Drop Impact Dynamics of Non-Newtonian Fluids

Published on: March 5, 2014

12.8K

The elastic Rayleigh drop.

S I Tamim1, J B Bostwick1

  • 1Department of Mechanical Engineering, Clemson University, Clemson, SC 29634, USA. jbostwi@clemson.edu.

Soft Matter
|October 29, 2019
PubMed
Summary
This summary is machine-generated.

This study models gel drop oscillations in bioprinting, revealing distinct shape and rotational modes. Findings detail how elasticity and surface tension influence scaffold formation dynamics.

More Related Videos

Magnetically Induced Rotating Rayleigh-Taylor Instability
06:42

Magnetically Induced Rotating Rayleigh-Taylor Instability

Published on: March 3, 2017

10.0K
Characterizing Dissipative Elastic Metamaterials Produced by Additive Manufacturing
09:39

Characterizing Dissipative Elastic Metamaterials Produced by Additive Manufacturing

Published on: June 28, 2024

1.5K

Related Experiment Videos

Last Updated: Jan 5, 2026

Fast Imaging Technique to Study Drop Impact Dynamics of Non-Newtonian Fluids
10:09

Fast Imaging Technique to Study Drop Impact Dynamics of Non-Newtonian Fluids

Published on: March 5, 2014

12.8K
Magnetically Induced Rotating Rayleigh-Taylor Instability
06:42

Magnetically Induced Rotating Rayleigh-Taylor Instability

Published on: March 3, 2017

10.0K
Characterizing Dissipative Elastic Metamaterials Produced by Additive Manufacturing
09:39

Characterizing Dissipative Elastic Metamaterials Produced by Additive Manufacturing

Published on: June 28, 2024

1.5K

Area of Science:

  • Bioprinting and Biomaterials Science
  • Soft Matter Physics
  • Fluid Dynamics

Background:

  • Bioprinting utilizes soft gel drops for tissue scaffold fabrication.
  • The dynamics of these gel drops significantly impact the printing process.
  • Understanding gel drop behavior is crucial for optimizing bioprinting techniques.

Purpose of the Study:

  • To develop a model describing the oscillations of spherical gel drops with finite shear modulus under surface tension.
  • To analyze the influence of elastocapillary and compressibility numbers on drop dynamics.
  • To identify and characterize different oscillation modes and potential instabilities.

Main Methods:

  • Derivation of governing elastodynamic equations for a spherical gel drop.
  • Construction of a solution using displacement potentials and spherical harmonic decomposition.
  • Analysis of a nonlinear characteristic equation dependent on dimensionless elastocapillary and compressibility numbers.
  • Derivation of asymptotic dispersion relationships and recovery of limiting cases.

Main Results:

  • Two primary solution types identified: spheroidal (shape change) and torsional (rotational) modes.
  • Torsional modes are independent of capillarity; shape oscillation frequencies depend on both elastocapillary and compressibility numbers.
  • An infinity of radial modes exist, transitioning from elasticity to capillary waves with increasing elastocapillary number.
  • A novel instability is identified, arising from the interplay of surface tension and compressibility effects.

Conclusions:

  • The developed model accurately describes gel drop oscillations relevant to bioprinting.
  • The findings elucidate the complex interplay between elasticity, surface tension, and compressibility in soft gel dynamics.
  • This research provides fundamental insights into controlling gel drop behavior for advanced tissue engineering applications.