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

The hidden cost of stress: knowledge hiding, innovative behavior, and the buffering role of leader-member exchange.

BMC psychology·2026
Same author

Laser Preset of MnO<sub>x</sub> Layer on High-Entropy Alloy Surface for Ampere-Level Ultra-Stable OER Performance.

Advanced science (Weinheim, Baden-Wurttemberg, Germany)·2026
Same author

N<sup>6</sup>-adenosine methylation enhances nuclear mRNA export through METTL3 and NUP93.

Nature cell biology·2026
Same author

Sulfur-Vacancy Anchoring Suppresses Dynamic Surface Reconstruction in Ni-Doped ZnS Nanospheres to Trigger the Lattice Oxygen Mechanism.

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

Microenvironments between cathode active materials and solid electrolytes for all-solid-state batteries.

Materials horizons·2025
Same author

O-GlcNAcylation locks the m6A-SRSF1-MCL1 axis in myeloid malignancies.

Molecular therapy : the journal of the American Society of Gene Therapy·2025
Same journal

Controlled Secondary Growth of CAU-1-NH<sub>2</sub> Membranes with Improved CO<sub>2</sub> Separation Performance.

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

Facile Fabrication and Stable Mechanism of a Microscale Heavy Calcium Carbonate Suspension.

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

Polycationic Biocidal Coatings: The Mechanism of Their Interaction with Cells.

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

Atomic-Scale Displacement in Ordered SmMnO<sub>3</sub> Nanoislands.

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

Vacancy Defect Modulated Interfacial Thermal Transport and Phonon Localization in AlGaN/GaN Heterojunctions.

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

Immobilization of Ytterbium via Polyphenol Chemistry on Implant Materials for Enhanced Cytocompatibility and Antibacterial Properties.

Langmuir : the ACS journal of surfaces and colloids·2026
See all related articles

Related Experiment Video

Updated: Apr 26, 2026

Applying Dynamic Strain on Thin Oxide Films Immobilized on a Pseudoelastic Nickel-Titanium Alloy
09:35

Applying Dynamic Strain on Thin Oxide Films Immobilized on a Pseudoelastic Nickel-Titanium Alloy

Published on: July 28, 2020

4.5K

Efficient hydrogen evolution by mechanically strained MoS2 nanosheets.

Ji Hoon Lee1, Woo Soon Jang, Sun Woong Han

  • 1Department of Materials Science and Engineering, Yonsei University , Seoul 120-749, Republic of Korea.

Langmuir : the ACS Journal of Surfaces and Colloids
|July 30, 2014
PubMed
Summary
This summary is machine-generated.

Mechanically bending molybdenum disulfide (MoS2) nanosheets introduces tensile strain, significantly boosting their performance in the hydrogen evolution reaction (HER) for efficient hydrogen production.

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

3.4K
Residue-Free Fabrication of van der Waals Heterostructures of Two-Dimensional Materials
04:57

Residue-Free Fabrication of van der Waals Heterostructures of Two-Dimensional Materials

Published on: July 18, 2025

1.2K

Related Experiment Videos

Last Updated: Apr 26, 2026

Applying Dynamic Strain on Thin Oxide Films Immobilized on a Pseudoelastic Nickel-Titanium Alloy
09:35

Applying Dynamic Strain on Thin Oxide Films Immobilized on a Pseudoelastic Nickel-Titanium Alloy

Published on: July 28, 2020

4.5K
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

3.4K
Residue-Free Fabrication of van der Waals Heterostructures of Two-Dimensional Materials
04:57

Residue-Free Fabrication of van der Waals Heterostructures of Two-Dimensional Materials

Published on: July 18, 2025

1.2K

Area of Science:

  • Materials Science
  • Electrochemistry
  • Nanotechnology

Background:

  • Two-dimensional molybdenum disulfide (MoS2) nanosheets are promising electrocatalysts.
  • Understanding strain effects on MoS2 electrocatalysis is crucial for optimizing hydrogen evolution reaction (HER) performance.

Purpose of the Study:

  • To investigate the correlation between tensile strain induced by mechanical bending in MoS2 nanosheets and their electrochemical activity for the hydrogen evolution reaction (HER).
  • To evaluate the impact of mechanical strain on the HER performance of MoS2 nanosheets.

Main Methods:

  • Fabrication of two-dimensional MoS2 nanosheets.
  • Induction of tensile strain via mechanical bending.
  • Electrochemical characterization of strain-free and strained MoS2 nanosheets using polarization curves and Tafel slope analysis.
  • Correlation analysis between strain and electrochemical activity.

Main Results:

  • Tensile-strained MoS2 nanosheets exhibited significantly steeper polarization curves compared to strain-free counterparts.
  • Lower Tafel slopes were observed for strained MoS2 nanosheets, indicating enhanced HER kinetics.
  • Mechanical strain generally increased electrochemical activities, except for samples with high MoS2 loading.
  • Results align with predictions from the simple d-band model.

Conclusions:

  • Mechanical bending to induce tensile strain in MoS2 nanosheets is an effective strategy to enhance their electrocatalytic activity for the hydrogen evolution reaction (HER).
  • This approach offers a pathway to develop more powerful and efficient electrocatalysis systems for hydrogen production.