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

MOS Capacitor01:25

MOS Capacitor

1.2K
A Metal-Oxide-Semiconductor (MOS) capacitor is a fundamental structure used extensively in semiconductor device technology, particularly in the fabrication of integrated circuits and MOSFETs (metal-oxide-semiconductor field-effect transistors). The MOS capacitor consists of three layers: a metal gate, a dielectric oxide, and a semiconductor substrate.
The metal gate is typically made from highly conductive materials such as aluminum or polysilicon. Beneath the metal gate lies a thin layer of...
1.2K
MOSFET: Enhancement Mode01:22

MOSFET: Enhancement Mode

600
Enhancement-mode MOSFETs are pivotal components in electronics, distinguished by their capacity to act as highly efficient switches. They are part of the larger family of metal-oxide Semiconductor Field-Effect Transistors (MOSFETs). They are available in two types: p-channel and n-channel, each tailored to specific polarity operations.
In their basic form, enhancement-mode MOSFETs are typically non-conductive when the gate-source voltage (Vgs) is zero. This default 'off' state means no...
600

You might also read

Related Articles

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

Sort by
Same author

Lattice-Electron Synergistic Pinning Strategy for Intensified Regeneration of Spent Ternary Cathodes.

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

Breaking the Activity-Stability Trade-Off of Li-CO<sub>2</sub> Batteries: Covalency-Driven Reconstruction on Cobalt-Based Catalysts.

ACS nano·2026
Same author

Ion-Electron Coupling Strategy Induced by Interface Electric Field Enables High-Performance LiFePO<sub>4</sub> From Spent Cathode.

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

Surface Spin-State Manipulation via a Strong Electronegative Ligand Field Enables Direct Regeneration of Spent Lithium-Ion Battery Cathodes.

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

Upcycling spent layered oxides into high-capacity Li-rich materials for next-generation lithium-ion batteries.

Nature communications·2026
Same author

Molecular skeleton programming of premediators in sulfur electrochemistry.

Nature·2026

Related Experiment Video

Updated: Nov 17, 2025

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

18.7K

Efficient Reversible Conversion between MoS2 and Mo/Na2 S Enabled by Graphene-Supported Single Atom Catalysts.

Biao Chen1, Tianshuai Wang2, Shiyong Zhao3

  • 1Shenzhen Geim Graphene Center, Tsinghua-Berkeley Shenzhen Institute & Tsinghua Shenzhen International Graduate School, Tsinghua University, Shenzhen, 518055, P. R. China.

Advanced Materials (Deerfield Beach, Fla.)
|February 18, 2021
PubMed
Summary

Iron single atoms on nitrogen-doped graphene (SAFe@NG) catalyze efficient reversible conversion reactions in molybdenum disulfide (MoS2) anodes for sodium-ion batteries (SIBs). This enhances electrochemical performance and opens new avenues for designing advanced conversion-type materials.

Keywords:
Mo/Na 2S, MoS 2reversible conversionsingle-atom catalystssodium-ion batteriestransition metal sulfides

More Related Videos

Preparation of Large-area Vertical 2D Crystal Hetero-structures Through the Sulfurization of Transition Metal Films for Device Fabrication
08:50

Preparation of Large-area Vertical 2D Crystal Hetero-structures Through the Sulfurization of Transition Metal Films for Device Fabrication

Published on: November 28, 2017

9.5K
Optimized Fabrication Procedure for High-Quality Graphene-based Moir&#233; Superlattice Devices
11:24

Optimized Fabrication Procedure for High-Quality Graphene-based Moiré Superlattice Devices

Published on: July 11, 2025

11.1K

Related Experiment Videos

Last Updated: Nov 17, 2025

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

18.7K
Preparation of Large-area Vertical 2D Crystal Hetero-structures Through the Sulfurization of Transition Metal Films for Device Fabrication
08:50

Preparation of Large-area Vertical 2D Crystal Hetero-structures Through the Sulfurization of Transition Metal Films for Device Fabrication

Published on: November 28, 2017

9.5K
Optimized Fabrication Procedure for High-Quality Graphene-based Moir&#233; Superlattice Devices
11:24

Optimized Fabrication Procedure for High-Quality Graphene-based Moiré Superlattice Devices

Published on: July 11, 2025

11.1K

Area of Science:

  • Materials Science
  • Electrochemistry
  • Nanotechnology

Background:

  • Sodium-ion batteries (SIBs) are promising energy storage devices.
  • Conversion-type metal sulfide (MS) anodes offer high capacity and safety.
  • Efficient reversible conversion reactions are crucial for SIB anode performance.

Purpose of the Study:

  • To design a catalyst for facilitating the reversible conversion reaction of MoS2 anodes in SIBs.
  • To investigate the role of iron single atoms on nitrogen-doped graphene (SAFe@NG) as a catalyst.
  • To understand the mechanism of SAFe@NG in enhancing the electrochemical performance of MoS2.

Main Methods:

  • Theoretical simulations guided catalyst selection.
  • Synthesis and characterization of SAFe@NG catalyst.
  • Electrochemical testing of MoS2 anodes with SAFe@NG.
  • Spectroscopy and microscopy to analyze reaction mechanisms.

Main Results:

  • SAFe@NG effectively facilitates the reversible conversion reaction of MoS2 (MoS2 ↔ NaMoS2 ↔ Mo/Na2S).
  • Theoretical simulations confirmed favorable kinetics and energy barriers for the reversible mechanism.
  • The Fe-N4 coordination center in SAFe@NG promotes uniform dispersion and decomposition of intermediates.
  • Enhanced electrochemical performance of MoS2 anodes was achieved.

Conclusions:

  • SAFe@NG acts as an efficient catalyst for reversible conversion reactions in MoS2 anodes.
  • This catalyst design strategy provides new insights for developing high-performance conversion-type SIB materials.
  • The study highlights the potential of single-atom catalysts in advanced battery technologies.