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

Ultramicroporous Metal-Organic Frameworks Functionalized With Acyclic Ether Oxygen Bonds for Efficient C<sub>2</sub>H<sub>2</sub>/CO<sub>2</sub> and C<sub>2</sub>H<sub>2</sub>/C<sub>2</sub>H<sub>4</sub> Separation.

Chemistry (Weinheim an der Bergstrasse, Germany)·2026
Same author

Jointly Engineering Surface Area and Oxygen Vacancies on ZnO for Efficient Electrochemical CO<sub>2</sub> Reduction to CO.

Langmuir : the ACS journal of surfaces and colloids·2026
Same author

Analysis of pharyngeal microbiome characteristics in HIV-infected individuals: correlation between the degree of immunosuppression and microbial dysbiosis.

BMC infectious diseases·2026
Same author

Design, synthesis and evaluation of trofinetide prodrug based on diketopiperazine strategy.

Bioorganic & medicinal chemistry·2026
Same author

Single-shot dispersion-scan using a combination of prism and grating.

Applied optics·2026
Same author

Agricultural products: A study on the impact of social presence on customer engagement in livestream marketing.

PloS one·2026

Related Experiment Video

Updated: Feb 22, 2026

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

19.2K

Architecting a Mesoporous N-Doped Graphitic Carbon Framework Encapsulating CoTe2 as an Efficient Oxygen Evolution

Ming Liu1, Xiaoqing Lu1, Chen Guo1

  • 1College of Chemical Engineering, State Key Laboratory of Heavy Oil Processing and ‡College of Science, China University of Petroleum , Qingdao 266580, P. R. China.

ACS Applied Materials & Interfaces
|September 20, 2017
PubMed
Summary

Researchers developed a novel 3D catalyst using cobalt telluride (CoTe₂) nanocrystals in nitrogen-doped carbon for efficient water electrolysis. This advanced material significantly boosts oxygen evolution reaction (OER) performance and stability.

Keywords:
N-doped graphitic carboncobalt telluridemesoporous architecturemetal−organic frameworkoxygen evolution reaction

More Related Videos

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

4.3K
Solar-Driven Electrochemical Green Fuel Production from CO2 and Water Using Ti3C2Tx MXene-Supported CuZn and NiCo Catalysts
10:15

Solar-Driven Electrochemical Green Fuel Production from CO2 and Water Using Ti3C2Tx MXene-Supported CuZn and NiCo Catalysts

Published on: November 7, 2025

914

Related Experiment Videos

Last Updated: Feb 22, 2026

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

19.2K
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

4.3K
Solar-Driven Electrochemical Green Fuel Production from CO2 and Water Using Ti3C2Tx MXene-Supported CuZn and NiCo Catalysts
10:15

Solar-Driven Electrochemical Green Fuel Production from CO2 and Water Using Ti3C2Tx MXene-Supported CuZn and NiCo Catalysts

Published on: November 7, 2025

914

Area of Science:

  • Materials Science
  • Electrochemistry
  • Nanotechnology

Background:

  • Cobalt-based catalysts are crucial for water electrolysis.
  • Improving catalyst efficiency requires optimizing composition, morphology, size, and structure.
  • Oxygen evolution reaction (OER) is a key step in water electrolysis.

Purpose of the Study:

  • To develop a highly efficient and stable cobalt-based electrocatalyst for the oxygen evolution reaction (OER).
  • To investigate the effect of a 3D architecture and N-doped graphitic carbon matrix on CoTe₂ nanocrystals for enhanced OER performance.

Main Methods:

  • Facile preparation of orthorhombic CoTe₂ nanocrystals embedded in an N-doped graphitic carbon matrix.
  • Formation of a 3D architecture with a size of approximately 500 nm and abundant mesopores of approximately 4 nm.
  • Electrocatalytic performance testing for OER, including overpotential measurements and long-term cycling stability.

Main Results:

  • The hybrid electrocatalyst exhibited a low overpotential of 300 mV at 10 mA cm⁻² for OER.
  • The performance was significantly better than pristine CoTe₂ powder.
  • The catalyst demonstrated excellent stability, with only a slight performance loss after 2000 cycles or 20 hours of continuous operation.

Conclusions:

  • The mesoporous 3D architecture and strong interaction between N-doped graphitic carbon and CoTe₂ are key to the enhanced electrocatalytic performance.
  • This novel hybrid electrocatalyst shows great promise for efficient and stable water electrolysis.