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

Planar magnetic colloidal crystals.

W Wen1, L Zhang, P Sheng

  • 1Department of Physics, The Hong Kong University of Science and Technology, Clear Water Bay, Kowloon, Hong Kong, China.

Physical Review Letters
|January 3, 2001
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

Biological characterization of nef in long-term survivors of human immunodeficiency virus type 1 infection.

Journal of virology·1995
Same author

Virulence characteristics of Escherichia coli causing first urinary tract infection predict risk of second infection.

The Journal of infectious diseases·1995
Same author

Concordant loss of imprinting of the human insulin-like growth factor II gene promoters in cancer.

The Journal of biological chemistry·1995
Same author

Altered cAMP levels in retinas from transgenic mice expressing a rhodopsin mutant.

Biochemical and biophysical research communications·1995
Same author

Repetitive Ser-Gly sequences enhance heparan sulfate assembly in proteoglycans.

The Journal of biological chemistry·1995
Same author

The angiotensin II type 2 (AT2) receptor antagonizes the growth effects of the AT1 receptor: gain-of-function study using gene transfer.

Proceedings of the National Academy of Sciences of the United States of America·1995
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 created novel planar magnetic colloidal crystals using coated magnetic microspheres on a liquid surface. These crystals exhibit various lattice symmetries, including triangular, square, and even fivefold symmetry, under an external magnetic field.

Area of Science:

  • Materials Science
  • Soft Matter Physics
  • Nanotechnology

Background:

  • Colloidal crystals are ordered structures formed by particles in a liquid.
  • Magnetic colloidal crystals offer tunable properties via external magnetic fields.
  • Controlling crystal symmetry is crucial for advanced material applications.

Purpose of the Study:

  • To investigate a novel method for forming planar magnetic colloidal crystals.
  • To explore the range of crystal symmetries achievable with magnetic microspheres on a liquid meniscus.
  • To observe the formation of quasi-crystals with fivefold symmetry.

Main Methods:

  • Utilizing coated magnetic microspheres floating on a liquid meniscus.
  • Applying an external magnetic field to induce self-assembly.

Related Experiment Videos

  • Balancing magnetic repulsion with gravity-induced surface interactions.
  • Employing microspheres of different sizes to create complex structures.

    • Main Results:

    • Formation of planar magnetic colloidal crystals with tunable lattice constants.
    • Observation of diverse crystal symmetries: triangular, oblique, centered-rectangular, rectangular, and square lattices.
    • Successful creation of 2D quasi-crystallites exhibiting fivefold symmetry using mixed-size particles.

    Conclusions:

    • A new route to fabricating planar magnetic colloidal crystals with controllable symmetries has been demonstrated.
    • The interplay between magnetic forces and surface tension allows for a wide array of lattice structures.
    • The findings open possibilities for creating novel metamaterials and advanced photonic devices.