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

2.2K
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...
2.2K

You might also read

Related Articles

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

Sort by
Same author

Adjunctive berberine for schizophrenia with metabolic syndrome: a systematic review and meta-analysis.

Frontiers in psychiatry·2026
Same author

Integrative and interpretable machine learning framework for early non-invasive detection of clinically significant liver fibrosis.

Frontiers in medicine·2026
Same author

Design of novel interlocked bi-layer NiTi braided stent with ultra-thin walls for urinary tract obstruction treatment.

Regenerative biomaterials·2026
Same author

Construction of a high-quality indexed EMS mutant library and a pipeline for identifying causal mutations in wheat by whole-exome sequencing.

Journal of genetics and genomics = Yi chuan xue bao·2026
Same author

Astrocytic FTO-dependent m6A demethylation drives sevoflurane-induced perioperative neurocognitive disorders in mice.

The Journal of neuroscience : the official journal of the Society for Neuroscience·2026
Same author

Interaction between Per- and Polyfluoroalkyl Substances and Dissolved Organic Matter in Soil: Molecular Variation and Partitioning Behavior.

Environmental science & technology·2026

Related Experiment Video

Updated: Apr 28, 2026

Author Spotlight: Standardizing the Development of Amine-Based Silica Composites as CO2 Adsorbents for Direct Air Capture
08:00

Author Spotlight: Standardizing the Development of Amine-Based Silica Composites as CO2 Adsorbents for Direct Air Capture

Published on: September 29, 2023

3.1K

Porous Organic Cage Membranes for Efficient CO2 Capture.

Bizi Yu1, Jian Guan1, Yuting Zhang1

  • 1State Key Laboratory of Advanced Environmental Technology, Department of Environmental Science and Engineering, University of Science and Technology of China, No. 96 Jinzhai Road, Hefei 230026, Anhui, China.

Environmental Science & Technology
|April 27, 2026
PubMed
Summary

This study introduces advanced membranes for carbon capture, using porous organic cages (POCs) within polymers to overcome selectivity and stability issues. The novel composite membranes show superior CO2 separation performance and durability for sustainable CO2 capture.

Keywords:
CO2 capturegas separationmixed matrix membranesporous organic cages

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

9.7K
Proof-of-Concept for Gas-Entrapping Membranes Derived from Water-Loving SiO2/Si/SiO2 Wafers for Green Desalination
09:39

Proof-of-Concept for Gas-Entrapping Membranes Derived from Water-Loving SiO2/Si/SiO2 Wafers for Green Desalination

Published on: March 1, 2020

7.3K

Related Experiment Videos

Last Updated: Apr 28, 2026

Author Spotlight: Standardizing the Development of Amine-Based Silica Composites as CO2 Adsorbents for Direct Air Capture
08:00

Author Spotlight: Standardizing the Development of Amine-Based Silica Composites as CO2 Adsorbents for Direct Air Capture

Published on: September 29, 2023

3.1K
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

9.7K
Proof-of-Concept for Gas-Entrapping Membranes Derived from Water-Loving SiO2/Si/SiO2 Wafers for Green Desalination
09:39

Proof-of-Concept for Gas-Entrapping Membranes Derived from Water-Loving SiO2/Si/SiO2 Wafers for Green Desalination

Published on: March 1, 2020

7.3K

Area of Science:

  • Materials Science
  • Chemical Engineering
  • Environmental Science

Background:

  • Membrane technology is crucial for post-combustion carbon capture but faces challenges like the permeability-selectivity trade-off and operational instability.
  • Porous organic cages (POCs) offer a solution by enabling molecular-level mixing with polymers, reducing defects and improving gas selectivity.

Purpose of the Study:

  • To develop high-performance, stable composite membranes for efficient carbon capture.
  • To engineer membranes using molecular cages with precise pore sizes and polar sites to enhance CO2/N2 separation.

Main Methods:

  • Integration of 2,5-dihydroxyterephthalaldehyde-tris(2-aminoethyl)amine cage (2,5-DHA-TAEA cage) into polymer of intrinsic microporosity-1 (PIM-1).
  • Utilizing cages with a 3.6 Å window for size-selective sieving and surface hydroxyl groups for polarity-based adsorption.
  • Fabrication of composite membranes and performance evaluation under single-gas and simulated flue gas conditions.

Main Results:

  • The composite membrane achieved high CO2 permeability (4690.8 Barrer) and CO2/N2 selectivity (35.6), surpassing the 2019 Robeson upper bound.
  • Under simulated flue gas conditions, the optimized PIM-POC-5 wt % membrane showed significant enhancements in CO2 permeability (115%) and CO2/N2 selectivity (145%) compared to pure PIM-1.
  • Demonstrated excellent stability under high pressure (20 bar), elevated temperature (100 °C), and prolonged aging (120 days).

Conclusions:

  • The synergistic 'confinement sieving-polarity adsorption' mechanism effectively enhances membrane performance.
  • This molecular engineering strategy provides a versatile approach for designing stable, high-performance membranes for sustainable carbon capture.
  • The developed membranes show great promise for industrial applications in post-combustion CO2 capture.