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

Size-Exclusion Chromatography01:08

Size-Exclusion Chromatography

In size-exclusion chromatography (SEC), also known as molecular-exclusion or gel-permeation chromatography, molecules are separated based on their sizes. This technique is important for separating large molecules such as polymers and biomolecules. The two classes of micron-sized stationary phases encountered in SEC are silica particles and cross-linked polymer resin beads. Both materials are porous, but their pore sizes vary significantly.
Silica particles offer advantages such as rigidity,...
Capillary Electrophoresis: Applications01:30

Capillary Electrophoresis: Applications

Capillary electrophoretic separations offer various modes, each with unique applications. These modes include capillary zone electrophoresis, capillary gel electrophoresis, capillary array electrophoresis, capillary isoelectric focusing, capillary isotachophoresis, micellar electrokinetic chromatography, and capillary electrochromatography.
Capillary zone electrophoresis (CZE) separates ionic components based on their electrophoretic mobility. It has been used to separate proteins, amino acids,...

You might also read

Related Articles

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

Sort by
Same author

Programmable Pore Environments in Multivariate ZIF Membranes for Ultra-Selective Helium Recovery from Natural Gas.

Journal of the American Chemical Society·2026
Same author

Dual-Scale-Patterned Anion Exchange Membrane With Coupled Interface for Durable Water Electrolysis.

Advanced materials (Deerfield Beach, Fla.)·2026
Same author

Microphase water control utilizing highly hydrophilic anion-exchange ionomers.

Materials horizons·2025
Same author

Ionomeric binders in polymer electrolyte fuel cells: roles, challenges, and advances.

Chemical Society reviews·2025
Same author

High selectivity framework polymer membranes chemically tuned towards fast anion conduction.

Nature communications·2025
Same author

Modulating Built-In Electric Field Strength in Ru/RuO<sub>2</sub> Interfaces through Ni Doping to Enhance Hydrogen Conversion at Ampere-level Current.

Angewandte Chemie (International ed. in English)·2025

Related Experiment Video

Updated: Jul 10, 2026

Tangential Flow Ultrafiltration: A &ldquo;Green&rdquo; Method for the Size Selection and Concentration of Colloidal Silver Nanoparticles
12:47

Tangential Flow Ultrafiltration: A “Green” Method for the Size Selection and Concentration of Colloidal Silver Nanoparticles

Published on: October 4, 2012

17.9K

Engineering Ultra-Small Ag Nanoparticles with Enhanced Activity in Microporous Polymer Membranes for C2H4/C2H6

Weikang Lai1, Yu Jiao1, Yang Liu1,2

  • 1State Key Laboratory of Bioinspired Interfacial Materials Science & College of Chemistry, Chemical Engineering and Materials Science, Soochow University, Suzhou, 215123, China.

Advanced Materials (Deerfield Beach, Fla.)
|March 4, 2025
PubMed
Summary

A novel metallic nanocomposite membrane (MNM) enhances ethylene/ethane separation. This membrane uses silver nanoparticles in a polymer, significantly boosting separation efficiency and offering an energy-saving alternative for the petrochemical industry.

Keywords:
ethylene/ethane separationfacilitated transportmembrane separationpolymer of intrinsic microporositysilver nanoparticles

More Related Videos

Creating Sub-50 Nm Nanofluidic Junctions in PDMS Microfluidic Chip via Self-Assembly Process of Colloidal Particles
11:13

Creating Sub-50 Nm Nanofluidic Junctions in PDMS Microfluidic Chip via Self-Assembly Process of Colloidal Particles

Published on: March 13, 2016

10.6K
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

9.9K

Related Experiment Videos

Last Updated: Jul 10, 2026

Tangential Flow Ultrafiltration: A &ldquo;Green&rdquo; Method for the Size Selection and Concentration of Colloidal Silver Nanoparticles
12:47

Tangential Flow Ultrafiltration: A “Green” Method for the Size Selection and Concentration of Colloidal Silver Nanoparticles

Published on: October 4, 2012

17.9K
Creating Sub-50 Nm Nanofluidic Junctions in PDMS Microfluidic Chip via Self-Assembly Process of Colloidal Particles
11:13

Creating Sub-50 Nm Nanofluidic Junctions in PDMS Microfluidic Chip via Self-Assembly Process of Colloidal Particles

Published on: March 13, 2016

10.6K
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

9.9K

Area of Science:

  • Materials Science
  • Chemical Engineering
  • Nanotechnology

Background:

  • Ethylene (C2H4) and ethane (C2H6) separation is crucial in petrochemicals but energy-intensive.
  • Existing gas separation membranes struggle due to the similar properties of C2H4 and C2H6.
  • Development of energy-efficient separation methods is a key industrial challenge.

Purpose of the Study:

  • To develop a highly efficient membrane for C2H4/C2H6 separation.
  • To investigate the performance of a metallic nanocomposite membrane (MNM) for this application.
  • To provide insights into designing advanced polymer membranes for gas separation.

Main Methods:

  • Fabrication of a metallic nanocomposite membrane (MNM) using ultra-small silver (Ag) nanoparticles embedded in an amidoxime-modified polymer of intrinsic microporosity (AOPIM-1).
  • Utilizing the microporous structure and amidoxime anchoring groups of AOPIM-1 for controlled Ag nanoparticle growth (≈3 nm).
  • Investigating the interaction between Ag nanoparticles, amidoxime groups, and gas molecules (C2H4, C2H6) to understand separation mechanisms.

Main Results:

  • The MNM achieved a ≈10-fold increase in C2H4 permeability (322.1 barrer) and a ≈3-fold increase in C2H4/C2H6 selectivity (8.8).
  • The embedded Ag nanoparticles, activated by amidoxime groups, formed reversible complexes with C2H4, enhancing affinity over C2H6.
  • The MNM exhibited superior separation performance compared to existing polymer and mixed matrix membranes, with stable operation under elevated pressures.

Conclusions:

  • The developed Ag-based MNM offers a highly efficient and energy-saving solution for C2H4/C2H6 separation.
  • The synergistic effect between Ag nanoparticles and amidoxime groups is key to achieving high selectivity and permeability.
  • This study demonstrates a promising strategy for designing advanced membranes for challenging petrochemical separations.