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: Jun 25, 2026

Preparing an Isotopically Pure 229Th Ion Beam for Studies of 229mTh
10:42

Preparing an Isotopically Pure 229Th Ion Beam for Studies of 229mTh

Published on: May 3, 2019

Nanometric chemical clocks.

Jean-Sabin McEwen1, Pierre Gaspard, Thierry Visart de Bocarmé

  • 1Centre for Nonlinear Phenomena and Complex Systems, CP 231, Université Libre de Bruxelles, B-1050 Brussels, Belgium. jmcewen@ulb.ac.be

Proceedings of the National Academy of Sciences of the United States of America
|February 19, 2009
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

Methanol Partial Oxidation on Cu(111) and PtCu(111) Single-Atom Alloy Surfaces: Effect of Surface Oxygen Coverage on Selectivity.

The journal of physical chemistry. C, Nanomaterials and interfaces·2026
Same author

Chargaff's second parity rule and the kinetics of DNA replication.

Journal of theoretical biology·2026
Same author

Understanding Influenza A Virus Particles Detaching from Reconstructed Cell Surfaces.

Nano letters·2025
Same author

Tuning Catalytic Reactivity via Wetting Control through Oxygen Vacancies: Ru Clusters on Anatase TiO<sub>2</sub> and CeO<sub>2</sub> Supports.

Journal of the American Chemical Society·2025
Same author

Vacancy diffusion and the hydrodynamics of crystals.

Physical review. E·2025
Same author

Quantifying how the <i>cis</i>/<i>trans</i> ratio of <i>N</i>,<i>N</i>-dimethyl-3,5-dimethylpiperidinium hydroxide impacts the growth kinetics, composition and local structure of SSZ-39.

RSC advances·2025

Catalytic oscillatory patterns emerge at the nanoscale on rhodium nanocrystals due to differing nanofacet properties. Surface anisotropy, not reaction-diffusion, drives self-organization in this nanoreactor system.

Area of Science:

  • Surface science
  • Nanocatalysis
  • Chemical kinetics

Background:

  • Nanostructured materials exhibit unique catalytic properties.
  • Oscillatory phenomena in chemical reactions are crucial for understanding complex systems.
  • Field emitter tips provide a unique platform for nanoscale surface studies.

Purpose of the Study:

  • To investigate the origin of catalytic oscillatory patterns at the nanoscale.
  • To explore the role of surface anisotropy in nanostructured catalytic behavior.
  • To characterize the self-organizational behavior of multifaceted nanostructured surfaces.

Main Methods:

  • Field ion microscopy combined with video techniques.
  • Chemical probing of a rhodium nanosized crystal (field emitter tip).

More Related Videos

Measuring the Time-Evolution of Nanoscale Materials with Stopped-Flow and Small-Angle Neutron Scattering
07:53

Measuring the Time-Evolution of Nanoscale Materials with Stopped-Flow and Small-Angle Neutron Scattering

Published on: August 6, 2021

All-electronic Nanosecond-resolved Scanning Tunneling Microscopy: Facilitating the Investigation of Single Dopant Charge Dynamics
11:33

All-electronic Nanosecond-resolved Scanning Tunneling Microscopy: Facilitating the Investigation of Single Dopant Charge Dynamics

Published on: January 19, 2018

Related Experiment Videos

Last Updated: Jun 25, 2026

Preparing an Isotopically Pure 229Th Ion Beam for Studies of 229mTh
10:42

Preparing an Isotopically Pure 229Th Ion Beam for Studies of 229mTh

Published on: May 3, 2019

Measuring the Time-Evolution of Nanoscale Materials with Stopped-Flow and Small-Angle Neutron Scattering
07:53

Measuring the Time-Evolution of Nanoscale Materials with Stopped-Flow and Small-Angle Neutron Scattering

Published on: August 6, 2021

All-electronic Nanosecond-resolved Scanning Tunneling Microscopy: Facilitating the Investigation of Single Dopant Charge Dynamics
11:33

All-electronic Nanosecond-resolved Scanning Tunneling Microscopy: Facilitating the Investigation of Single Dopant Charge Dynamics

Published on: January 19, 2018

  • Exposure to hydrogen and oxygen reactants.

    • Main Results:

    • Observed nanoscale catalytic oscillatory patterns on a rhodium tip.
    • Attributed oscillations to differing catalytic properties of exposed nanofacets.
    • Demonstrated the significant role of surface anisotropy in self-organization.

    Conclusions:

    • Surface anisotropy is a key factor in nanostructured surface self-organization.
    • Standard reaction-diffusion mechanisms are not the primary drivers of these oscillations.
    • The nanoreactor system allows for regular oscillations to emerge from molecular fluctuations.