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

Potentiometry: Membrane Electrodes01:15

Potentiometry: Membrane Electrodes

459
Membrane electrodes, also known as p-ion electrodes, use membranes that selectively interact with free analyte ions, generating a potential difference across the membrane. The resulting membrane potential, known as the asymmetry potential, is not zero even when analyte concentrations on both sides of the membrane are equal. The membrane's response is typically not selective to a single analyte but proportional to the concentration of all ions in the sample solution capable of interacting at...
459
Dialysis01:15

Dialysis

596
Dialysis is a diffusion-based purification process that separates analyte molecules from a complex matrix. This is accomplished by allowing molecules in the solution to pass through a semipermeable membrane into a liquid on the other side. The membrane is usually made of cellulose acetate or cellulose nitrate, and the second liquid must be miscible with the solution. Ions (e.g., chloride or sodium) or organic molecules (e.g., glucose) can pass through the membrane pores, which generally have...
596

You might also read

Related Articles

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

Sort by
Same author

Ion-Permselective Porous Organic Cage Membranes.

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

Research progress of artificial intelligence in high-throughput drug screening.

Frontiers in pharmacology·2026
Same author

Hierarchically Designed Electrospun Passive Daytime Radiative Cooling Metafabric Enabling Moisture Transport and Fire Safety.

Small (Weinheim an der Bergstrasse, Germany)·2026
Same author

Polar nano-regions enable large spin Hall conductivity in metallic PtCoO<sub>2</sub>.

Nature materials·2026
Same author

Hydrogen-Bond Anchored Channel-Microenvironment Engineering in Polymer Membranes for Efficient Lithium Extraction.

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

Decoding THz-Driven Dynamic Fingerprints of Ferroelectric Nanotwin Networks.

Advanced materials (Deerfield Beach, Fla.)·2026

Related Experiment Video

Updated: Jun 6, 2025

Ion-Exchange Membranes for the Fabrication of Reverse Electrodialysis Device
07:55

Ion-Exchange Membranes for the Fabrication of Reverse Electrodialysis Device

Published on: July 20, 2021

10.5K

Tailoring high-performance bipolar membrane for durable pure water electrolysis.

Weisheng Yu1, Zirui Zhang1, Fen Luo1

  • 1Key Laboratory of Precision and Intelligent Chemistry, Department of Applied Chemistry, School of Chemistry and Material Science, University of Science and Technology of China, Hefei, 230026, China.

Nature Communications
|November 25, 2024
PubMed
Summary

This study developed advanced bipolar membranes for efficient pure water electrolysis. These membranes double energy efficiency and demonstrate 1000-hour durability, overcoming previous limitations in water splitting technology.

More Related Videos

Generation and Control of Electrohydrodynamic Flows in Aqueous Electrolyte Solutions
08:41

Generation and Control of Electrohydrodynamic Flows in Aqueous Electrolyte Solutions

Published on: September 7, 2018

8.8K
Electrochemically and Bioelectrochemically Induced Ammonium Recovery
09:50

Electrochemically and Bioelectrochemically Induced Ammonium Recovery

Published on: January 22, 2015

12.7K

Related Experiment Videos

Last Updated: Jun 6, 2025

Ion-Exchange Membranes for the Fabrication of Reverse Electrodialysis Device
07:55

Ion-Exchange Membranes for the Fabrication of Reverse Electrodialysis Device

Published on: July 20, 2021

10.5K
Generation and Control of Electrohydrodynamic Flows in Aqueous Electrolyte Solutions
08:41

Generation and Control of Electrohydrodynamic Flows in Aqueous Electrolyte Solutions

Published on: September 7, 2018

8.8K
Electrochemically and Bioelectrochemically Induced Ammonium Recovery
09:50

Electrochemically and Bioelectrochemically Induced Ammonium Recovery

Published on: January 22, 2015

12.7K

Area of Science:

  • Electrochemistry
  • Materials Science
  • Chemical Engineering

Background:

  • Bipolar membranes (BPMs) offer pH control for electrochemical reactions but face challenges in water electrolysis.
  • Limitations include slow water dissociation, poor mass transport, and poor interface durability.

Purpose of the Study:

  • To identify limiting factors in monopolar membrane engineering for BPMs.
  • To develop and test novel flexible bipolar membranes for enhanced water electrolysis.

Main Methods:

  • Numerical simulations to analyze limiting factors in membrane design.
  • Fabrication of flexible BPMs (10-40 µm) using a poly(terphenyl alkylene) skeleton.
  • Integration into a flow-cell electrolyzer for pure water electrolysis testing.

Main Results:

  • Engineered BPMs exhibit rapid mass transfer and high compatibility, improving water dissociation.
  • Achieved ampere-level pure water electrolysis at 2.68 V and 1000 mA cm⁻², doubling energy efficiency.
  • Demonstrated 1000-hour durability at 300-500 mA cm⁻² with minimal performance loss.

Conclusions:

  • The tailored flexible BPMs overcome key limitations for efficient and stable water electrolysis.
  • This advancement significantly improves energy efficiency compared to commercial BPMs.
  • The developed membranes show promise for practical, large-scale hydrogen production.