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

Interstitial fractionalization and spherical crystallography.

Mark J Bowick1, David R Nelson, Homin Shin

  • 1Physics Department, Syracuse University, Syracuse, NY 13244-1130, USA. bowick@physics.syr.edu

Physical Chemistry Chemical Physics : PCCP
|December 7, 2007
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

Prevalence of complications and comorbidities associated with obesity: a health insurance claims analysis.

BMC public health·2025
Same author

Lineage-specific patterns in the Moraceae family allow identification of convergent P450 enzymes involved in furanocoumarin biosynthesis.

The New phytologist·2025
Same author

Transcriptomic resources for Bagrada hilaris (Burmeister), a widespread invasive pest of Brassicales.

PloS one·2024
Same author

Genomic, transcriptomic, and metabolomic analyses reveal convergent evolution of oxime biosynthesis in Darwin's orchid.

Molecular plant·2024
Same author

Sequence diversity in the monooxygenases involved in oxime production in plant defense and signaling: a conservative revision in the nomenclature of the highly complex CYP79 family.

The Plant journal : for cell and molecular biology·2024
Same author

Cytochromes P450 evolution in the plant terrestrialization context.

Philosophical transactions of the Royal Society of London. Series B, Biological sciences·2024
Same journal

Phase-transition-driven radiative-decay engineering for high-<i>Q</i> quasi-BIC states in graphene-VO<sub>2</sub> metasurfaces.

Physical chemistry chemical physics : PCCP·2026
Same journal

From frameworks to functionality: a review of MOF-derived materials in emerging supercapacitor technologies.

Physical chemistry chemical physics : PCCP·2026
Same journal

Zn doping effects on oxygen reduction kinetics of PrBa<sub>0.5</sub>Ca<sub>0.5</sub>Fe<sub>2</sub>O<sub>5+<i>δ</i></sub> double perovskite cathode for intermediate-temperature solid oxide fuel cells.

Physical chemistry chemical physics : PCCP·2026
Same journal

Mechanisms of the CO<sub>2</sub> and H<sub>2</sub>O co-adsorption behavior of functionalized porous carbons: perspectives of the molecular clustering effect.

Physical chemistry chemical physics : PCCP·2026
Same journal

A charge-redistribution threshold governing methane dehydrogenation revealed by cerium oxide and nitride clusters.

Physical chemistry chemical physics : PCCP·2026
Same journal

Engineering Fe<sub>2</sub>WO<sub>6</sub>-based heterostructures for high-performance supercapacitors: the role of V<sub>2</sub>O<sub>5</sub> and g-C<sub>3</sub>N<sub>4</sub> integration.

Physical chemistry chemical physics : PCCP·2026
See all related articles

Ground states of particles on spheres reveal defects like disclinations and dislocations. Vacancies and interstitials fragment into dislocation pieces, creating grain-boundary scars and influencing low-energy states.

Area of Science:

  • Theoretical Physics
  • Materials Science
  • Applied Mathematics

Background:

  • Ground states of identical particles on spheres are crucial for emulsion stabilization.
  • Defects such as disclinations and dislocations are known intrinsic components of these ground states.

Purpose of the Study:

  • To investigate the behavior of vacancies and interstitials in spherical crystals.
  • To analyze the fragmentation of interstitials and vacancies due to disclination strain fields.
  • To explore low-energy states near "magic numbers" in spherical packings.

Main Methods:

  • Utilizing a computational program to simulate interstitial fractionalization with various power-law pair potentials.
  • Analyzing the dependence of final state energies on initial conditions.

Related Experiment Videos

  • Comparing interstitial energy position dependence with continuum elastic theory predictions on a sphere.

    • Main Results:

    • Isolated disclinations fragment interstitials and vacancies into dislocation fragments, forming grain-boundary scars.
    • Fragmentation often results in three charge-neutral dislocations, but dislocation pairs can also form.
    • Interstitials are repelled, and vacancies are attracted by 5-fold disclinations before fragmentation.

    Conclusions:

    • The study details the fractionalization of interstitials and vacancies in spherical crystals, offering insights into defect behavior.
    • Findings contribute to understanding the structure and stability of spherical packings and their relevance to materials science.
    • The research validates continuum elastic theory predictions and explores low-energy configurations in spherical systems.