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 Experiment Videos

Elasticity of polyelectrolyte multilayer microcapsules.

Valentin V Lulevich1, Denis Andrienko, Olga I Vinogradova

  • 1Max Planck Institute for Polymer Research, Ackermannweg 10, 55128 Mainz, Germany.

The Journal of Chemical Physics
|July 23, 2004
PubMed
Summary

We developed a new method to measure the elasticity of polyelectrolyte multilayer microcapsules. Our atomic force microscope experiments reveal their elastic properties, providing Young

Related Concept Videos

You might also read

Related Articles

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

Sort by
Same author

Organic Materials of Tomorrow: Horizons of Artificial Intelligence.

Advanced materials (Deerfield Beach, Fla.)·2026
Same author

Short-Wavelength Infrared Imaging with Organic Photodetectors Based on Non-Fullerene Acceptors with Detection above 1200 nm.

Advanced materials (Deerfield Beach, Fla.)·2026
Same author

Coarse-graining of small molecules in inhomogeneous systems through local-density dependent potentials.

The Journal of chemical physics·2026
Same author

Accurate Coarse-Graining of Conjugated Organic Molecules in Melts and Thin Films Using Density-Dependent Potentials.

Journal of chemical theory and computation·2026
Same author

Crystalline Dion-Jacobson 2D Layered Sn-Based Perovskites for Field-Effect Transistors.

Journal of the American Chemical Society·2026
Same author

Simultaneous delayed fluorescence and phosphorescence in organic luminescent material employing multiple excited states.

Light, science & applications·2025

Area of Science:

  • Materials Science
  • Biophysics
  • Polymer Science

Background:

  • Polyelectrolyte multilayer (PEM) microcapsules are versatile structures with tunable properties.
  • Understanding the mechanical and elastic properties of PEM microcapsules is crucial for their applications.

Purpose of the Study:

  • To present a novel atomic force microscope (AFM)-based method for probing the elastic properties of PEM microcapsules.
  • To determine the Young's modulus of PEM shells under elastic deformation.

Main Methods:

  • Utilizing atomic force microscopy (AFM) to perform load-deformation measurements on individual PEM microcapsules.
  • Applying elastic theory of membranes to correlate force, deformation, and elastic moduli.
  • Fitting experimental data to theoretical models to extract mechanical parameters.

Related Experiment Videos

Main Results:

  • Demonstrated that PEM microcapsule shells exhibit elastic behavior at low applied loads.
  • Quantified the lower limit of Young's modulus for PEM multilayers, ranging from 1-100 MPa.
  • Observed that the measured elastic moduli are comparable to those of elastomers.

Conclusions:

  • The developed AFM method provides an effective approach to characterize PEM microcapsule elasticity.
  • The elastic moduli suggest that PEM microcapsules possess mechanical robustness suitable for various applications.
  • The findings contribute to the fundamental understanding of the mechanical behavior of multilayered soft materials.