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

Large-scale molecular dynamics simulations of dislocation intersection in copper

Zhou1, Preston, Lomdahl

  • 1S. J. Zhou and D. L. Preston, Applied Theoretical and Computational Physics Division, Los Alamos National Laboratory, Los Alamos, NM 87545, USA. P. S. Lomdahl and D. M. Beazley, Theoretical Division, Los Alamos National Laboratory, Los Alamos, NM.

Science (New York, N.Y.)
|March 21, 1998
PubMed
Summary
This summary is machine-generated.

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 spectrum of pediatric gastroesophageal reflux

JAMA·2001
Same author

Infrared hall effect in high- T(c) superconductors: evidence for non-fermi-liquid hall scattering

Physical review letters·2000
Same author

Calibration of the stray field gradient by a heteronuclear method and by field profiling

Journal of magnetic resonance (San Diego, Calif. : 1997)·2000
Same author

Orientation dependence in molecular dynamics simulations of shocked single crystals

Physical review letters·2000
Same author

Hormone containing growth promoting implants in farmed livestock.

Advanced drug delivery reviews·2000
Same author

Reverberation at the Mid-Atlantic Ridge during the 1993 ARSRP experiment seen by R/V Alliance from 200-1400 Hz and some modeling inferences

The Journal of the Acoustical Society of America·2000
Same journal

Erratum for the Research Article "Detecting supramolecular organic nanoparticles during heat wave".

Science (New York, N.Y.)·2026
Same journal

Local signals, systemic decline.

Science (New York, N.Y.)·2026
Same journal

The mechanics of liver regeneration.

Science (New York, N.Y.)·2026
Same journal

Computing in a memory with physics.

Science (New York, N.Y.)·2026
Same journal

Retraction.

Science (New York, N.Y.)·2026
Same journal

Making time.

Science (New York, N.Y.)·2026
See all related articles

Massively parallel simulations reveal the atomistic steps of intersecting dislocations in copper. This study details junction formation, unzipping, and jog formation in face-centered cubic metals.

Area of Science:

  • Materials Science
  • Solid Mechanics
  • Computational Physics

Background:

  • Dislocation interactions are fundamental to understanding plastic deformation in metals.
  • The atomistic mechanisms of dislocation intersections remain challenging to observe experimentally.

Purpose of the Study:

  • To elucidate the detailed atomistic process of perpendicular dislocation intersections in copper.
  • To provide insights into a complex nanoscale phenomenon not currently accessible via experimental methods.

Main Methods:

  • Utilized massively parallel three-dimensional molecular dynamics simulations.
  • Modeled the intersection of extended dislocations on multiple glide planes in a face-centered cubic lattice.

Main Results:

Related Experiment Videos

  • Observed the sequential process of junction formation, unzipping, partial dislocation bowing, cutting, and unit jog formation.
  • Characterized the complex atomistic interactions during dislocation intersection.

Conclusions:

  • The study successfully simulated and described the intricate atomic-level events during dislocation intersection in copper.
  • Provides a foundational understanding of dislocation dynamics critical for materials science and engineering.