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

The Electrical Double Layer01:30

The Electrical Double Layer

90
In the region where two bulk phases meet, an intricate electric charge distribution arises due to charge transfer, ion adsorption, molecular orientation, and charge distortion. This complex distribution is commonly referred to as the electrical double layer.When a solid electrode interfaces with ions in an electrolyte solution, the speed of electron transfer dictates the rates of oxidation and reduction. The electrode acquires a charge through the escape of atoms into the solution as cations or...
90

You might also read

Related Articles

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

Sort by
Same author

Improvement of Contact Models by Finite Element Analysis for the Evaluation of Yeast Mechanical Properties.

Materials (Basel, Switzerland)·2026
Same author

UV-SERRS and SEIRAS study of adenine adsorption on cuprous oxide nanostructures.

Spectrochimica acta. Part A, Molecular and biomolecular spectroscopy·2026
Same author

Design and Characterization of Hybrid Glucose-Powered Enzymatic Biofuel Cells Based on the Combination of Different Gold-Based Nanocompounds.

Langmuir : the ACS journal of surfaces and colloids·2026
Same author

A Theoretical Study of Clorsulon-Imprinted Polypyrrole: Modeling Complementary Cavity Formation and Rebinding of Clorsulon.

ACS measurement science au·2026
Same author

Antimicrobial Systems Based on Essential Oils Advanced by Zinc Oxide Nanoparticles.

ACS pharmacology & translational science·2026
Same author

Novel Enzymatic Reagentless Glucose Biosensors Based on Noble Metal Nanostructures.

Polymers·2026

Related Experiment Video

Updated: Mar 10, 2026

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

Electrochemical polypyrrole formation from pyrrole 'adlayer'.

Deivis Plausinaitis1, Linas Sinkevicius1, Lina Mikoliunaite1

  • 1Faculty of Chemistry, Department of Physical Chemistry, Vilnius University, Lithuania. arunas.ramanavicius@chf.vu.lt.

Physical Chemistry Chemical Physics : PCCP
|December 13, 2016
PubMed
Summary

Electrochemical deposition of polypyrrole nanostructures was studied using quartz crystal microbalance. A 50 nm polypyrrole nanoparticle layer formed, with conductivity varying across the surface.

More Related Videos

Electrochemical Preparation of Poly3,4-Ethylenedioxythiophene Layers on Gold Microelectrodes for Uric Acid-Sensing Applications
10:48

Electrochemical Preparation of Poly3,4-Ethylenedioxythiophene Layers on Gold Microelectrodes for Uric Acid-Sensing Applications

Published on: July 28, 2021

4.7K
Vapor Phase Deposition of Electroactive Poly(3,4-ethylenedioxythiophene) onto Electrospun Commodity Polymer Nanofibers
08:28

Vapor Phase Deposition of Electroactive Poly(3,4-ethylenedioxythiophene) onto Electrospun Commodity Polymer Nanofibers

Published on: March 7, 2025

2.0K

Related Experiment Videos

Last Updated: Mar 10, 2026

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
Electrochemical Preparation of Poly3,4-Ethylenedioxythiophene Layers on Gold Microelectrodes for Uric Acid-Sensing Applications
10:48

Electrochemical Preparation of Poly3,4-Ethylenedioxythiophene Layers on Gold Microelectrodes for Uric Acid-Sensing Applications

Published on: July 28, 2021

4.7K
Vapor Phase Deposition of Electroactive Poly(3,4-ethylenedioxythiophene) onto Electrospun Commodity Polymer Nanofibers
08:28

Vapor Phase Deposition of Electroactive Poly(3,4-ethylenedioxythiophene) onto Electrospun Commodity Polymer Nanofibers

Published on: March 7, 2025

2.0K

Area of Science:

  • Materials Science
  • Electrochemistry
  • Polymer Science

Background:

  • Conducting polymers like polypyrrole (Ppy) have diverse applications.
  • Understanding their nanostructure formation during electrochemical deposition is crucial for controlling material properties.

Purpose of the Study:

  • To investigate the morphology of polypyrrole nanostructures formed via electrochemical deposition.
  • To analyze the role of pyrrole adlayers in nanostructure formation.

Main Methods:

  • Electrochemical Quartz Crystal Microbalance (EQCM) with a flow-through system.
  • Electrochemical Impedance Spectroscopy (EIS) for capacitance analysis.
  • Scanning Electron Microscopy (SEM) for morphology and conductivity assessment.

Main Results:

  • Pyrrole formed an adsorbed layer (adlayer) on the gold electrode surface.
  • A single potential pulse induced polymerization of the adlayer, forming a nanostructured layer of 50 nm polypyrrole nanoparticles.
  • Subsequent cycles showed pyrrole adlayer formation on the existing Ppy layer.
  • Multiple potential pulses (50) resulted in a Ppy layer with complex morphology and uneven conductivity.

Conclusions:

  • Electrochemical deposition parameters significantly influence polypyrrole nanostructure morphology.
  • The formation and polymerization of pyrrole adlayers are key steps in creating Ppy nanostructures.
  • The resulting Ppy layers exhibit nanoparticle aggregation and heterogeneous conductivity.