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

Theory of Strong Electrolytes01:23

Theory of Strong Electrolytes

15
The interionic forces of the strong electrolytes depend on the solvent's dielectric constant, which is the ability of a solvent to store electrical energy, based on its polarizability. and the solution's concentration. In high-dielectric solvents and in dilute solutions, weak electrostatic forces keep ions apart. However, in low-dielectric solvents or concentrated solutions, stronger interionic forces may cause ions to pair up as ionic doublets despite being fully ionized. The theory of strong...
15

You might also read

Related Articles

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

Sort by
Same author

Engineering Porous PET-RAFT Scaffolds with PLGA-Insulin Nanoparticles: Advancing Bone Tissue Regeneration Through Additive Manufacturing.

Polymers·2026
Same author

Design of Vitrimers with Simultaneous Degradable and Dynamic Crosslinkers: Mechanical and Thermal Behavior Based on Transesterification Reactions Between <i>β</i>-Amino Esters and Hydroxylated Acrylate/Methacrylate Monomers.

Polymers·2025
Same author

The soft-membrane surface forces apparatus.

The Review of scientific instruments·2025
Same author

Incorporation of Water-Soluble Quantum Dots and Formation of Wrinkled Patterns on Acrylic and Silicone Elastomers.

ACS omega·2025
Same author

Development of Soft Wrinkled Micropatterns on the Surface of 3D-Printed Hydrogel-Based Scaffolds via High-Resolution Digital Light Processing.

Gels (Basel, Switzerland)·2024
Same author

Development of Thermosensitive Hydrogels with Tailor-Made Geometries to Modulate Cell Harvesting of Non-Flat Cell Cultures.

Gels (Basel, Switzerland)·2024

Related Experiment Video

Updated: Mar 2, 2026

Electrowetting-based Digital Microfluidics Platform for Automated Enzyme-linked Immunosorbent Assay
08:22

Electrowetting-based Digital Microfluidics Platform for Automated Enzyme-linked Immunosorbent Assay

Published on: February 23, 2020

10.4K

Electrowetting of Weak Polyelectrolyte-Coated Surfaces.

Vincent Sénéchal1,2, Hassan Saadaoui1,2, Juan Rodriguez-Hernandez3

  • 1CNRS, Centre de Recherche Paul Pascal (CRPP), UPR 8641, F-33600 Pessac, France.

Langmuir : the ACS Journal of Surfaces and Colloids
|May 13, 2017
PubMed
Summary
This summary is machine-generated.

Applying electric fields to poly(acrylic acid) coatings precisely controls surface properties like wettability and adhesion. This tuning is achieved by manipulating polymer chain conformation with low voltages and optimized conditions.

More Related Videos

Reductive Electropolymerization of a Vinyl-containing Poly-pyridyl Complex on Glassy Carbon and Fluorine-doped Tin Oxide Electrodes
09:17

Reductive Electropolymerization of a Vinyl-containing Poly-pyridyl Complex on Glassy Carbon and Fluorine-doped Tin Oxide Electrodes

Published on: January 30, 2015

12.4K
Antifouling Self-assembled Monolayers on Microelectrodes for Patterning Biomolecules
10:27

Antifouling Self-assembled Monolayers on Microelectrodes for Patterning Biomolecules

Published on: August 25, 2009

11.9K

Related Experiment Videos

Last Updated: Mar 2, 2026

Electrowetting-based Digital Microfluidics Platform for Automated Enzyme-linked Immunosorbent Assay
08:22

Electrowetting-based Digital Microfluidics Platform for Automated Enzyme-linked Immunosorbent Assay

Published on: February 23, 2020

10.4K
Reductive Electropolymerization of a Vinyl-containing Poly-pyridyl Complex on Glassy Carbon and Fluorine-doped Tin Oxide Electrodes
09:17

Reductive Electropolymerization of a Vinyl-containing Poly-pyridyl Complex on Glassy Carbon and Fluorine-doped Tin Oxide Electrodes

Published on: January 30, 2015

12.4K
Antifouling Self-assembled Monolayers on Microelectrodes for Patterning Biomolecules
10:27

Antifouling Self-assembled Monolayers on Microelectrodes for Patterning Biomolecules

Published on: August 25, 2009

11.9K

Area of Science:

  • Surface Science
  • Polymer Chemistry
  • Materials Science

Background:

  • Polymer coatings are crucial for tailoring surface characteristics such as wettability, lubrication, and biocompatibility.
  • The interfacial properties of these coatings are dictated by the conformation of polymer molecules.
  • Polyelectrolytes, sensitive to environmental changes, serve as versatile building blocks for smart materials.

Purpose of the Study:

  • To investigate the impact of an applied electric field on poly(acrylic acid) (PAA) coated surfaces.
  • To demonstrate precise control over polyion chain conformation, surface adhesion, and wettability.
  • To explore the relationship between external electric fields and the effective ionization degree of weak polyacids.

Main Methods:

  • Atomic Force Microscopy (AFM) for surface topography and adhesion analysis.
  • Quartz Crystal Microbalance (QCM) for monitoring mass changes and swelling.
  • Contact Angle measurements to assess surface wettability.

Main Results:

  • Low applied voltages can precisely tune PAA brush conformation, adhesion, and wettability.
  • Control is dependent on polymer grafting density and environmental factors (pH, ionic strength).
  • The effective ionization degree of the grafted weak polyacid is finely adjustable via the electric field.

Conclusions:

  • Externally applied electric fields offer a powerful method for controlling surface properties of polyelectrolyte brushes.
  • This approach enables the development of smart surfaces with tunable interfacial characteristics.
  • The findings have significant implications for designing advanced materials with responsive functionalities.