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

You might also read

Related Articles

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

Sort by
Same author

Ionic-Nanotube Array Membrane Generating Ultrahigh Osmotic Energy Conversion.

Advanced materials (Deerfield Beach, Fla.)·2025
Same author

Chlorophyll-Inspired Magnesium Porphyrin Array Membrane for Vis-Light-Enhanced Osmotic Energy Conversion.

ACS applied materials & interfaces·2024
Same author

Self-Assembly of Hierarchical Silicon-Containing Block Copolymers with Cross-Linkable 3 nm Smectic Motifs for Nanopatterning and Osmotic Energy Conversion Membranes.

ACS nano·2024
Same author

Bioinspired light-driven chloride pump with helical porphyrin channels.

Nature communications·2024
Same author

Anti-Entropy Aggregation of Minority Groups in Polymers: Design and Applications.

ChemPlusChem·2023
Same author

Ultra-mechanosensitive Chloride Ion Transport through Bioinspired High-Density Elastomeric Nanochannels.

Journal of the American Chemical Society·2023

Related Experiment Video

Updated: Jul 1, 2025

Preparation of Liquid Crystal Networks for Macroscopic Oscillatory Motion Induced by Light
07:56

Preparation of Liquid Crystal Networks for Macroscopic Oscillatory Motion Induced by Light

Published on: September 20, 2017

11.6K

Large-Scale, Vertically Aligned 2D Subnanochannel Arrays by a Smectic Liquid Crystal Network for High-Performance

Junchao Liu1,2, Chao Li3, Pan Jia4

  • 1Key Laboratory of Bio-Inspired Materials and Interfaces Sciences, Technique Institute of Physics and Chemistry, Chinese Academy of Sciences, Beijing, 100190, China.

Advanced Materials (Deerfield Beach, Fla.)
|March 7, 2024
PubMed
Summary

Researchers developed vertically aligned 2D subnanochannel arrays for efficient osmotic energy conversion. This novel membrane design significantly enhances power density from this abundant renewable energy source.

Keywords:
2D subnanochannelosmotic energy conversionsmectic liquid crystalvertically aligned

More Related Videos

Electrophoretic Crystallization of Ultrathin High-performance Metal-organic Framework Membranes
07:45

Electrophoretic Crystallization of Ultrathin High-performance Metal-organic Framework Membranes

Published on: August 16, 2018

10.0K
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

8.5K

Related Experiment Videos

Last Updated: Jul 1, 2025

Preparation of Liquid Crystal Networks for Macroscopic Oscillatory Motion Induced by Light
07:56

Preparation of Liquid Crystal Networks for Macroscopic Oscillatory Motion Induced by Light

Published on: September 20, 2017

11.6K
Electrophoretic Crystallization of Ultrathin High-performance Metal-organic Framework Membranes
07:45

Electrophoretic Crystallization of Ultrathin High-performance Metal-organic Framework Membranes

Published on: August 16, 2018

10.0K
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

8.5K

Area of Science:

  • Materials Science
  • Renewable Energy
  • Nanotechnology

Background:

  • Osmotic energy is a vast renewable resource convertible to electricity using nanofluidic devices.
  • Ion-selective membranes are key components, but conventional 2D nanochannels suffer conductivity loss due to their orientation.
  • Vertically aligned nanochannels are needed to overcome limitations in osmotic power generation.

Purpose of the Study:

  • To demonstrate vertically aligned 2D subnanochannel arrays for high-performance osmotic energy conversion.
  • To overcome the conductivity loss issue in traditional 2D nanochannel orientations.
  • To develop a robust and efficient membrane for harnessing osmotic energy.

Main Methods:

  • Fabrication of vertically aligned 2D subnanochannel arrays via in situ photopolymerization within a smectic liquid crystal (LC) network.
  • Utilizing the self-assembled LC network to guide the vertical orientation of nanochannels.
  • Characterization of the membrane's water resistance, mechanical strength, ion selectivity, and conductivity.

Main Results:

  • Achieved high-performance osmotic energy conversion with vertically aligned 2D subnanochannels.
  • Demonstrated excellent water resistance and mechanical strength of the fabricated membrane.
  • Obtained an ultrahigh power density of approximately 22.5 W m⁻² using NaCl solution under a 50-fold concentration gradient.

Conclusions:

  • The novel membrane design with vertically aligned 2D subnanochannels offers superior performance for osmotic energy conversion.
  • This approach effectively addresses conductivity loss issues associated with parallel nanochannel orientations.
  • The developed membrane technology holds significant promise for practical applications in osmotic power generation.