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

Ion Exchange01:17

Ion Exchange

527
Ion exchange chromatography separates charged molecules from a solution by reversibly exchanging them with mobile, or 'active', ions associated with the oppositely charged stationary phase. This method can be used to separate ions, soften and deionize water, and purify solutions. The polymers comprising the ion-exchange column are high-molecular-weight and chemically stable polymers, crosslinked to be porous and essentially insoluble. They are also functionalized with either acidic or...
527
Ziegler–Natta Chain-Growth Polymerization: Overview01:17

Ziegler–Natta Chain-Growth Polymerization: Overview

3.2K
Ziegler–Natta polymerization is another form of addition or chain‐growth polymerization used for synthesizing linear polymers over branched polymers. The catalyst used for polymerization is the Ziegler–Natta catalyst, named after Karl Ziegler and Giulio Natta, who developed it in 1953. This catalyst is an organometallic complex of titanium tetrachloride and triethyl aluminum, with the active form of the catalyst being an alkyl titanium compound. Using the Ziegler–Natta...
3.2K
Extraction: Advanced Methods00:56

Extraction: Advanced Methods

401
Metal ions can be separated from one another by complexation with organic ligands–the chelating agent– to form uncharged chelates. Here, the chelating agent must contain hydrophobic groups and behave as a weak acid, losing a proton to bind with the metal. Since most organic ligands used in this process are insoluble or undergo oxidation in the aqueous phase, the chelating agent is initially added to the organic phase and extracted into the aqueous phase. The metal-ligand complex is...
401

You might also read

Related Articles

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

Sort by
Same author

Concave and Convex Molecular Curvature Modulates Spatial Electronic Environments for Controlled Electrocatalysis.

Journal of the American Chemical Society·2026
Same author

Prefabricated Cluster Strategy for the Facile Synthesis of Fluoro-Bridged UiO-66 Analogues.

Journal of the American Chemical Society·2026
Same author

Pore Size Matching for SF<sub>6</sub>/N<sub>2</sub> Separation in a Metal Azolate Framework.

Inorganic chemistry·2026
Same author

Solid Solution In Situ-Reconstructed Mg-Cu<sub>2</sub>O/Cu Heterointerface for CO<sub>2</sub> Reduction to C<sub>2+</sub> Alcohols in Neutral and Acidic Media.

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

Fractionated degradation and valorization of polypropylene waste into sulfonate surfactants.

Nature communications·2025
Same author

Thermal Decomposition Pathways in Perovskite Energetic Material DAP-7: Mechanisms and Metal Oxide Mediation.

Langmuir : the ACS journal of surfaces and colloids·2025

Related Experiment Video

Updated: May 26, 2025

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

Solvent-Induced Topological Variation in Zn-Triazolate-Dicarboxylate Pillared-Layer Frameworks for Multicomponent

Rong Yang1, Jian-Wei Cao1, Tao Zhang1

  • 1Key Laboratory of Special Functional and Smart Polymer Materials of Ministry of Industry and Information Technology, Xi'an Key Laboratory of Functional Organic Porous Materials, School of Chemistry and Chemical Engineering, Northwestern Polytechnical University, Xi'an, Shaanxi 710072, China.

Inorganic Chemistry
|February 22, 2025
PubMed
Summary
This summary is machine-generated.

Solvent choice dictates metal-organic framework (MOF) structure, yielding distinct pillared-layer topologies. One MOF, Zn-mfa-atz-pcu, achieved high-purity ethylene separation from gas mixtures.

More Related Videos

Author Spotlight: Functionalizing Metal-Organic Frameworks: Advancements, Challenges, and the Power of Post-Synthetic Ligand Exchange
04:51

Author Spotlight: Functionalizing Metal-Organic Frameworks: Advancements, Challenges, and the Power of Post-Synthetic Ligand Exchange

Published on: June 23, 2023

2.7K
Author Spotlight: Experimental Approaches for the Synthesis of Low-Valent Metal-Organic Frameworks from Multitopic Phosphine Linkers
07:14

Author Spotlight: Experimental Approaches for the Synthesis of Low-Valent Metal-Organic Frameworks from Multitopic Phosphine Linkers

Published on: May 12, 2023

2.6K

Related Experiment Videos

Last Updated: May 26, 2025

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
Author Spotlight: Functionalizing Metal-Organic Frameworks: Advancements, Challenges, and the Power of Post-Synthetic Ligand Exchange
04:51

Author Spotlight: Functionalizing Metal-Organic Frameworks: Advancements, Challenges, and the Power of Post-Synthetic Ligand Exchange

Published on: June 23, 2023

2.7K
Author Spotlight: Experimental Approaches for the Synthesis of Low-Valent Metal-Organic Frameworks from Multitopic Phosphine Linkers
07:14

Author Spotlight: Experimental Approaches for the Synthesis of Low-Valent Metal-Organic Frameworks from Multitopic Phosphine Linkers

Published on: May 12, 2023

2.6K

Area of Science:

  • Materials Science
  • Chemistry
  • Nanotechnology

Background:

  • Metal-organic frameworks (MOFs) are advanced porous materials with tunable structures.
  • Pillared-layer MOFs, specifically metal-triazolate-dicarboxylates, show potential in gas adsorption.
  • Understanding solvent effects is key to controlling MOF synthesis and properties.

Purpose of the Study:

  • To investigate the influence of different solvents on the synthesis of metal-triazolate-dicarboxylate pillared-layer frameworks.
  • To explore the structural diversity achievable through solvent-templated synthesis.
  • To evaluate the gas separation performance of the synthesized MOFs, particularly for ethylene purification.

Main Methods:

  • Solvothermal synthesis using varying solvent mixtures (H2O/EtOH vs. DMF/H2O/MeOH).
  • X-ray diffraction to characterize the resulting framework topologies (rob-type and pcu-type).
  • Gas breakthrough experiments to assess separation efficiency.

Main Results:

  • Two distinct topological MOF structures, Zn-mfa-atz-rob (rob-type) and Zn-mfa-atz-pcu (pcu-type), were synthesized by altering solvent systems.
  • The solvent acts as a template, directing the formation of different framework structures.
  • Zn-mfa-atz-pcu demonstrated efficient, single-step separation of high-purity ethylene (>99.9%) from a complex gas mixture at ambient temperature.

Conclusions:

  • Solvent selection is a critical factor in controlling the topology of metal-triazolate-dicarboxylate pillared-layer MOFs.
  • The pcu-type MOF, Zn-mfa-atz-pcu, exhibits excellent performance for selective ethylene production.
  • This work highlights the potential of MOFs for advanced gas separation applications.