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

Pathway-engineered Co-assembly of nanorod-nanosphere binary superlattices.

Chemical communications (Cambridge, England)·2026
Same author

Coherent Cancellation in Oscillatory Structural Forces Enables Surface Recognition in Colloidal Assembly.

Journal of the American Chemical Society·2026
Same author

Universal monolayer mesoporous graphene coatings on diverse substrates with atomically dispersed metal sites for energy storage.

Journal of colloid and interface science·2026
Same author

Selective etching of binary nanoparticle superlattices <i>via</i> thermally induced asymmetric ligand evolution.

Chemical communications (Cambridge, England)·2026
Same author

Amorphization and defect engineering of Nb<sub>2</sub>O<sub>5</sub> within a graphitic nanocage array for catalytic polysulfide conversion in lithium-sulfur batteries.

Chemical communications (Cambridge, England)·2026
Same author

Surface Ligands in Nanocrystal Electrocatalysis: A Double-Edged Sword.

Advanced materials (Deerfield Beach, Fla.)·2025

Related Experiment Video

Updated: Nov 12, 2025

Synthesis of Metal Nanoparticles Supported on Carbon Nanotube with Doped Co and N Atoms and its Catalytic Applications in Hydrogen Production
08:40

Synthesis of Metal Nanoparticles Supported on Carbon Nanotube with Doped Co and N Atoms and its Catalytic Applications in Hydrogen Production

Published on: December 6, 2021

3.9K

Self-assembled mesostructured Co0.5Fe2.5O4 nanoparticle superstructures for highly efficient oxygen evolution.

Zihan Liu1, Mingzhong Li1, Yan Xia2

  • 1Shanghai Key Laboratory of Molecular Catalysis and Innovative Materials, Department of Chemistry, Fudan University, Shanghai 200438, China.

Journal of Colloid and Interface Science
|March 21, 2021
PubMed
Summary
This summary is machine-generated.

We developed a novel method to create mesoporous, carbon-coated cobalt-iron oxide nanoparticle superstructures. These advanced materials demonstrate exceptional efficiency as electrocatalysts for the oxygen evolution reaction.

Keywords:
Colloidal nanoparticlesHierarchical superstructuresMesoporousOxygen evolution reactionSelf-assembly

More Related Videos

Synthesis of Platinum-nickel Nanowires and Optimization for Oxygen Reduction Performance
09:02

Synthesis of Platinum-nickel Nanowires and Optimization for Oxygen Reduction Performance

Published on: April 27, 2018

8.1K
Synthesis and Performance Characterizations of Transition Metal Single Atom Catalyst for Electrochemical CO2 Reduction
10:57

Synthesis and Performance Characterizations of Transition Metal Single Atom Catalyst for Electrochemical CO2 Reduction

Published on: April 10, 2018

18.6K

Related Experiment Videos

Last Updated: Nov 12, 2025

Synthesis of Metal Nanoparticles Supported on Carbon Nanotube with Doped Co and N Atoms and its Catalytic Applications in Hydrogen Production
08:40

Synthesis of Metal Nanoparticles Supported on Carbon Nanotube with Doped Co and N Atoms and its Catalytic Applications in Hydrogen Production

Published on: December 6, 2021

3.9K
Synthesis of Platinum-nickel Nanowires and Optimization for Oxygen Reduction Performance
09:02

Synthesis of Platinum-nickel Nanowires and Optimization for Oxygen Reduction Performance

Published on: April 27, 2018

8.1K
Synthesis and Performance Characterizations of Transition Metal Single Atom Catalyst for Electrochemical CO2 Reduction
10:57

Synthesis and Performance Characterizations of Transition Metal Single Atom Catalyst for Electrochemical CO2 Reduction

Published on: April 10, 2018

18.6K

Area of Science:

  • Materials Science
  • Nanotechnology
  • Electrochemistry

Background:

  • Colloidal nanoparticle (NP) self-assembly is key for functional materials.
  • Hierarchical mesoporosity enhances NP accessibility and mass transport for catalysis and energy applications.

Purpose of the Study:

  • To develop a facile colloidal co-assembly strategy for creating mesoporous, carbon-coated Co0.5Fe2.5O4 NP superstructures (M-C@CFOSs).
  • To evaluate the electrocatalytic performance of these M-C@CFOSs for the oxygen evolution reaction (OER).

Main Methods:

  • Co-assembly of organically-stabilized SiO2 NPs and Co0.5Fe2.5O4 NPs via solvent drying.
  • In situ ligand carbonization followed by selective removal of SiO2 NPs to yield M-C@CFOSs.

Main Results:

  • Hierarchically mesoporous M-C@CFOSs were successfully synthesized.
  • The carbon coating and porous structure significantly enhanced OER electrocatalytic performance compared to nonporous counterparts.

Conclusions:

  • This work presents a new, facile approach for designing NP superstructures with hierarchical mesoporosity.
  • The developed M-C@CFOSs show great promise as efficient electrocatalysts for OER, with potential applications in energy storage and conversion.