Anisotropic Ultrasonic Wave Propagation in a Nematic Liquid Crystal Placed in a Magnetic Field.

Abstract

Ultrasonic longitudinal waves were observed in a nematic liquid crystal (p-azoxyanisole) which was ordered by a magnetic field. Attenuation in the direction of the field induced nematic axis was 30% greater than that perpendicular to the axis, and was independent of field strength. No anisotropy in velocity was observed to an error of plus or minus 0.1%. (Author)

Document Details

Document Type
Technical Report
Publication Date
Oct 01, 1970
Accession Number
AD0724708

Entities

People

  • Ernest D. Lieberman
  • Francis C. Moon
  • James D. Lee

Organizations

  • Princeton University

Tags

DTIC Thesaurus Topics

  • Anisotropy
  • Attenuation
  • Crystals
  • Liquid Crystals
  • Magnetic Fields
  • Physical Properties
  • Ultrasounds
  • Wave Propagation
  • Waves

Fields of Study

  • Physics

Readers

  • Electromagnetic Wave Scattering and Antenna Radiation Engineering
  • Materials Science and Engineering.