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

High-frequency dynamics in metallic glasses.

T Scopigno1, J-B Suck, R Angelini

  • 1INFM CRS-SOFT and Dipartimento di Fisica, Universitá di Roma La Sapienza, I-00185, Roma, Italy.

Physical Review Letters
|May 23, 2006
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

A model eye for fluorescent characterization of retinal cultures and tissues.

Scientific reports·2023
Same author

Macroalgal blooms affect the food web of tropical coastal ecosystems impacted by fisheries.

Marine environmental research·2023
Same author

Influence of the river flow pulse on the maturity, resilience, and sustainability of tropical coastal ecosystems.

Marine environmental research·2022
Same author

Optical computation of a spin glass dynamics with tunable complexity.

Proceedings of the National Academy of Sciences of the United States of America·2021
Same author

Apparatus for simultaneous dynamic light scattering-small angle neutron scattering investigations of dynamics and structure in soft matter.

The Review of scientific instruments·2021
Same author

Volume fraction determination of microgel composed of interpenetrating polymer networks of PNIPAM and polyacrylic acid.

Journal of physics. Condensed matter : an Institute of Physics journal·2021
Same journal

Erratum: Bacterial Turbulence at Compressible Fluid Interfaces [Phys. Rev. Lett. 136, 138301 (2026)].

Physical review letters·2026
Same journal

Unveiling Light-Quark Yukawa Flavor Structure via Dihadron Fragmentation at Lepton Colliders.

Physical review letters·2026
Same journal

Adaptable Route to Fast Coherent State Transport via Bang-Bang-Bang Protocols.

Physical review letters·2026
Same journal

Topological Transition and Emergence of Elasticity of Dislocation in Skyrmion Lattice: Beyond Kittel's Magnetic-Polar Analogy.

Physical review letters·2026
Same journal

Pound-Drever-Hall Method for Superconducting-Qubit Readout.

Physical review letters·2026
Same journal

Coupling a ^{73}Ge Nuclear Spin to an Electrostatically Defined Quantum Dot in Silicon.

Physical review letters·2026
See all related articles

Researchers explored collective dynamics in Ni33Zr67 metallic glass using inelastic X-ray scattering. They found well-defined acoustic excitations above the boson peak energy in this strong glass.

Area of Science:

  • Condensed Matter Physics
  • Materials Science
  • Amorphous Materials

Background:

  • Metallic glasses exhibit complex dynamics, particularly in unexplored energy-momentum regions.
  • Understanding acoustic properties is crucial for characterizing glass behavior.

Purpose of the Study:

  • Investigate the collective dynamics of the Ni33Zr67 glassy alloy.
  • Explore the first pseudo-Brillouin-zone, a region previously unstudied in metallic glasses.
  • Determine the momentum transfer dependence of sound velocity and acoustic damping.

Main Methods:

  • Utilized inelastic X-ray scattering (IXS) to probe atomic-level dynamics.
  • Focused experiments on the Ni33Zr67 glassy alloy.
  • Analyzed data within the first pseudo-Brillouin-zone.

Related Experiment Videos

Main Results:

  • Determined the sound velocity and acoustic damping as a function of momentum transfer.
  • Demonstrated the existence of well-defined acoustic-like excitations.
  • Observed these excitations at energies significantly above the boson peak.

Conclusions:

  • The study provides new insights into acoustic dynamics in strong metallic glasses.
  • Findings support and challenge existing theoretical models of glass dynamics.
  • Highlights the importance of exploring unexplored energy-momentum regions in amorphous materials.