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 Experiment Video

Updated: May 20, 2026

Open-source Toolkit: Benchtop Carbon Fiber Microelectrode Array for Nerve Recording
07:50

Open-source Toolkit: Benchtop Carbon Fiber Microelectrode Array for Nerve Recording

Published on: October 29, 2021

Fatigue-free, electrically reliable copper electrode with nanohole array.

Byoung-Joon Kim1, Yigil Cho, Min-Suk Jung

  • 1Department of Materials Science and Engineering, Seoul National University, Seoul, 151744, Republic of Korea.

Small (Weinheim an Der Bergstrasse, Germany)
|July 24, 2012
PubMed
Summary

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

Switchable Ultralong Chiral Signal Transmission and Gate Tunability in Organic Chiral Semiconductor.

Research (Washington, D.C.)·2026
Same author

When photocatalysts learn to store electrons.

Nature chemistry·2026
Same author

Chirality-selective optical transport of nanoparticles in the evanescent field of a nanofibre.

Nature communications·2026
Same author

Specifying the Origin of Chiral Sensitivity through Conformal Nanogap Engineering in a Single Helicoid Gold Nanoparticle.

ACS nano·2026
Same author

Low-Salt Electrochemical Synthesis of H<sub>2</sub>O<sub>2</sub> Enabled by CO<sub>2</sub>‑Mediated Radical Chemistry.

ACS omega·2026
Same author

Ultra-Uniform Lithium-Ion Transport Enabled by Supramolecular Polymeric Networks as Artificial Solid Electrolyte Interphase Layers for Highly Stable Lithium-Ion Battery Anodes.

Small (Weinheim an der Bergstrasse, Germany)·2026

Researchers developed novel copper electrodes with nanoholes to improve flexibility and durability. These nanoholes prevent damage during repeated bending, maintaining electrical integrity for fatigue-free flexible electronic devices.

Area of Science:

  • Materials Science
  • Mechanical Engineering
  • Electrical Engineering

Background:

  • Reliable electrodes are crucial for flexible devices subjected to repeated deformation.
  • Conventional continuous metal films suffer from gradual degradation of mechanical and electrical properties due to fatigue damage.

Purpose of the Study:

  • To investigate the effect of nanoholes on the reliability of copper electrodes under bending fatigue.
  • To develop a strategy for enhancing the fatigue resistance of flexible electrodes.

Main Methods:

  • Fabrication of copper electrodes with designed nanoholes.
  • Mechanical testing involving repeated bending (fatigue).
  • Electrical resistance measurements during fatigue testing.

More Related Videos

Hollow Microneedle-based Sensor for Multiplexed Transdermal Electrochemical Sensing
08:19

Hollow Microneedle-based Sensor for Multiplexed Transdermal Electrochemical Sensing

Published on: June 1, 2012

A Closed-Type Wireless Nanopore Electrode for Analyzing Single Nanoparticles
08:31

A Closed-Type Wireless Nanopore Electrode for Analyzing Single Nanoparticles

Published on: March 20, 2019

Related Experiment Videos

Last Updated: May 20, 2026

Open-source Toolkit: Benchtop Carbon Fiber Microelectrode Array for Nerve Recording
07:50

Open-source Toolkit: Benchtop Carbon Fiber Microelectrode Array for Nerve Recording

Published on: October 29, 2021

Hollow Microneedle-based Sensor for Multiplexed Transdermal Electrochemical Sensing
08:19

Hollow Microneedle-based Sensor for Multiplexed Transdermal Electrochemical Sensing

Published on: June 1, 2012

A Closed-Type Wireless Nanopore Electrode for Analyzing Single Nanoparticles
08:31

A Closed-Type Wireless Nanopore Electrode for Analyzing Single Nanoparticles

Published on: March 20, 2019

Main Results:

  • Nanoholes significantly suppressed crack initiation in copper electrodes.
  • Nanoholes prevented damage propagation by blunting crack tips.
  • Electrodes exhibited extremely low electrical resistance change during bending fatigue.

Conclusions:

  • Incorporating nanoholes into copper electrodes enhances their reliability under repeated deformation.
  • This approach offers a key guideline for developing fatigue-free flexible electrodes.
  • The nanoholes effectively mitigate fatigue damage, preserving electrical performance.