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 Videos

Graded nanostructures produced by sliding and exhibiting universal behavior.

D A Hughes1, N Hansen

  • 1Sandia National Laboratories, MS 9405, P.O. Box 969, Livermore, California 94551-0969, USA.

Physical Review Letters
|October 3, 2001
PubMed
Summary

Nanostructured copper exhibits universal scaling across microstructural sizes, from 10,000 nm down to 10 nm. This discovery facilitates the straightforward manufacturing of increasingly finer components through deformation processes.

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

SMAS: Structural MRI-based AD Score using Bayesian supervised VAE.

Computers in biology and medicine·2025
Same author

Effectiveness of out-patient based acute heart failure care: a pilot randomised controlled trial.

Acta cardiologica·2023
Same author

Gaussian Process-based prediction of memory performance and biomarker status in ageing and Alzheimer's disease-A systematic model evaluation.

Medical image analysis·2023
Same author

Cystic Fibrosis screen positive, inconclusive diagnosis (CFSPID) to Cystic Fibrosis: Detecting disease with serial assessments.

Paediatric respiratory reviews·2023
Same author

PrEP Use, Sexual Behaviour, and PrEP Adherence Among Men who have Sex with Men Living in Wales Prior to and During the COVID-19 Pandemic.

AIDS and behavior·2022
Same author

Using routinely recorded data in a UK RCT: a comparison to standard prospective data collection methods.

Trials·2021

Area of Science:

  • Materials Science
  • Nanotechnology
  • Mechanical Engineering

Background:

  • Nanostructured materials offer unique properties due to their small feature sizes.
  • Deformation processes are widely used for material shaping and property modification.
  • Understanding microstructure evolution is crucial for controlling material performance.

Purpose of the Study:

  • To investigate the formation and scaling of nanostructures in copper under large sliding loads.
  • To characterize the graded microstructural evolution from the surface into the bulk.
  • To identify universal scaling laws governing nanostructure development.

Main Methods:

  • Producing nanostructured copper via severe plastic deformation (SPD) under large sliding loads.
  • Analyzing the near-surface layers and subsurface regions using microscopy techniques.

Related Experiment Videos

  • Characterizing microstructural features across several orders of magnitude in scale.

    • Main Results:

    • Formation of 10 nm scale microstructures in near-surface layers of copper.
    • Coarsening of microstructures with increasing depth from the surface, creating a graded structure.
    • Observation of universal scaling behavior of the microstructure from 10,000 nm down to 10 nm.
    • Pushing the limit of scale to the point of lost crystallinity.

    Conclusions:

    • Universal scaling laws govern nanostructure formation and evolution in deformed copper.
    • The graded nanostructure enables characterization over a wide range of scales.
    • This universality provides a pathway for the facile fabrication of advanced, fine-scale components through deformation.