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

Clipper Circuit01:18

Clipper Circuit

A clipper circuit is a fundamental wave-shaping device that harnesses the unique properties of diodes to alter and control waveform characteristics. This technology is widely used in electronic devices, especially in television and radar communication systems, where it enhances waveform modulation in both transmitters and receivers.
The operation of a clipper circuit can be exemplified by analyzing a dual-clipper configuration setup that integrates two ideal diodes, each paired with a biasing...
Schottky Barrier Diode01:27

Schottky Barrier Diode

Schottky barrier diodes are specialized semiconductor devices characterized by their unique construction. This construction involves combining a metal layer with a moderately doped n-type semiconductor material. This combination leads to the formation of a Schottky barrier, a pivotal element that defines the diode's operational characteristics. The core functionality of Schottky barrier diodes is their capacity to allow current to flow in only one direction due to their distinctive...
The Ideal Diode01:15

The Ideal Diode

A diode is a semiconductor device that allows current to flow in one direction only, making it a crucial component in electronic circuits for controlling the direction of current flow. An ideal diode is a simplified version of a real diode used to understand how diodes work in circuits. It possesses two terminals: the positive anode and the cathode, which is negative. When a positive voltage is applied to the anode relative to the cathode, the diode is in a forward-biased state, allowing...
Diode: Reverse bias01:14

Diode: Reverse bias

A diode is reverse-biased when the positive terminal of an external voltage source is connected to the n-type material and the negative terminal to the p-type material. This configuration opposes the natural direction of current flow through the diode, effectively increasing the width of the depletion region and the barrier potential. The reverse bias condition produces a minimal leakage current, primarily due to minority charge carriers. This leakage becomes significant when the reverse...
Diode: Forward bias01:20

Diode: Forward bias

In semiconductor devices, diodes play a crucial role in directing current flow, and its operation is primarily categorized into forward bias and reverse bias. A diode is said to be forward-biased when its p-type region is connected to the positive terminal of a battery and its n-type region is linked to the negative terminal. This configuration reduces the potential barrier within the diode, allowing current to flow easily from the p to the n-type region.
The behavior of a diode in forward bias...

You might also read

Related Articles

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

Sort by
Same author

Janus Synapses as Modular Neurointerfaces.

ACS applied materials & interfaces·2026
Same author

Asymmetric Mass Transport in Polybromide Ionic Liquids and Its Impact on Dual-Plating Zinc Bromine Batteries.

Advanced science (Weinheim, Baden-Wurttemberg, Germany)·2026
Same author

The Effect of Comprehensive and Integrative Medical Services on Patients with Degenerative Lumbar Spinal Stenosis: A Randomized Controlled Study.

Medicina (Kaunas, Lithuania)·2026
Same author

Engineering Cyanoarene Photocatalysts to Resolve Deactivation Challenges in Organocatalyzed ATRP.

Angewandte Chemie (International ed. in English)·2025
Same author

Singlicate bead-based immunoassay for biomarker quantitation in sub-microliter volume sample.

Biosensors & bioelectronics·2025
Same author

Redirecting electron flows in glutamate oxidases by selective anchoring of osmium complexes.

Chemical science·2025
Same journal

Proton Transfer Shuttle Mediated Dormant-Active Balance for Accelerated and Controlled Polymerization of N-Carboxyanhydrides.

Angewandte Chemie (International ed. in English)·2026
Same journal

Chloride-Regulated Depolymerization of Aluminosilicate Networks for Fast Ion Transport Compliant Interfaces in Sustainable All-Solid-State Sodium Batteries.

Angewandte Chemie (International ed. in English)·2026
Same journal

Asymmetric Zn─N<sub>2</sub>O-Coordinated Hydrogen-Bonded Organic Frameworks for Electrochemical Hydrogen Peroxide Production and Wastewater Purification.

Angewandte Chemie (International ed. in English)·2026
Same journal

Photocatalytic Cascade Nitrogen Fixation for Selective Purification of Methane-Rich Coal-Bed Gas Over a Bimetallic MOF.

Angewandte Chemie (International ed. in English)·2026
Same journal

Scalable Art-Inspired Tessellated Covalent Organic Framework Membranes Enable Highly Selective Ion Separation.

Angewandte Chemie (International ed. in English)·2026
Same journal

Layered Copper-Anthraquinone Coordination Polymer Cathode Leveraging Dual-Redox Sites and Facilitated Ion Diffusion for High-Performance Lithium-Ion Batteries.

Angewandte Chemie (International ed. in English)·2026
See all related articles

Related Experiment Video

Updated: Jun 23, 2026

Merging Ion Concentration Polarization between Juxtaposed Ion Exchange Membranes to Block the Propagation of the Polarization Zone
08:06

Merging Ion Concentration Polarization between Juxtaposed Ion Exchange Membranes to Block the Propagation of the Polarization Zone

Published on: February 23, 2017

Ionic circuits based on polyelectrolyte diodes on a microchip.

Ji-Hyung Han1, Kwang Bok Kim, Hee Chan Kim

  • 1Department of Chemistry, Seoul National University, Seoul 151-747, Korea.

Angewandte Chemie (International Ed. in English)
|April 21, 2009
PubMed
Summary
This summary is machine-generated.

A novel polyelectrolyte diode on a microchip shows clear rectifying behavior, enabling real-time visualization of ion dynamics. This ionic circuit technology paves the way for new microelectronic logic gates.

More Related Videos

Microfluidic Chips Controlled with Elastomeric Microvalve Arrays
18:11

Microfluidic Chips Controlled with Elastomeric Microvalve Arrays

Published on: October 1, 2007

Microfluidic Platform with Multiplexed Electronic Detection for Spatial Tracking of Particles
11:54

Microfluidic Platform with Multiplexed Electronic Detection for Spatial Tracking of Particles

Published on: March 13, 2017

Related Experiment Videos

Last Updated: Jun 23, 2026

Merging Ion Concentration Polarization between Juxtaposed Ion Exchange Membranes to Block the Propagation of the Polarization Zone
08:06

Merging Ion Concentration Polarization between Juxtaposed Ion Exchange Membranes to Block the Propagation of the Polarization Zone

Published on: February 23, 2017

Microfluidic Chips Controlled with Elastomeric Microvalve Arrays
18:11

Microfluidic Chips Controlled with Elastomeric Microvalve Arrays

Published on: October 1, 2007

Microfluidic Platform with Multiplexed Electronic Detection for Spatial Tracking of Particles
11:54

Microfluidic Platform with Multiplexed Electronic Detection for Spatial Tracking of Particles

Published on: March 13, 2017

Area of Science:

  • Materials Science
  • Microfluidics
  • Polymer Chemistry

Background:

  • Nonlinear electronic components are crucial for signal processing.
  • Developing microscale devices for ionic circuit applications presents unique challenges.
  • Real-time visualization of ion dynamics in charged polymers is difficult.

Purpose of the Study:

  • To design and demonstrate a polyelectrolyte diode with rectifying properties on a microchip.
  • To visualize the dynamic distribution of ions within a charged polymer under an electric field.
  • To explore the integration of polyelectrolyte diodes for ionic logic gate applications.

Main Methods:

  • Fabrication of a polyelectrolyte diode integrated onto a microchip.
  • Application of electric fields to induce ion movement within the polymer.
  • Real-time monitoring of ion distribution using fluorescence imaging.

Main Results:

  • The polyelectrolyte diode exhibited well-defined nonlinear rectifying behavior.
  • Fluorescence imaging successfully visualized the dynamic distribution of ions in real-time.
  • Multiple diodes were integrated to create various logic gates based on ionic circuits.

Conclusions:

  • Polyelectrolyte diodes are viable components for microelectronic applications.
  • This system offers a novel method for studying ion dynamics in charged polymers.
  • The developed ionic circuits demonstrate potential for future logic gate designs.