Measurement of Anisotropic Elastic Constitutive Properties at High Temperatures

Abstract

The ability of a single acoustic element to produce a compact time domain signal from a multi-mode solid cylindrical waveguide using a time-reversal mirror (TRM) is considered. Two single element longitudinal contact transducers were used to excite and receive multiple longitudinal modes in a fused quartz waveguide in a TRM experiment. The TRM is demonstrated to be effective with the limited information from a single longitudinal transducer. Experimental results are presented along with a simple interpretation that shows how a TRM with only a single element can be used as a practical sensor.

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Document Details

Document Type
Technical Report
Publication Date
Dec 30, 2003
Accession Number
ADA419939

Entities

People

  • Michael L. Peterson

Organizations

  • University of Maine

Tags

Communities of Interest

  • Air Platforms
  • Energy and Power Technologies
  • Sensors
  • Space
  • Weapons Technologies

DTIC Thesaurus Topics

  • Acoustic Waves
  • Acoustics
  • Carbon Carbon Composites
  • Ceramic Materials
  • Composite Materials
  • Elastic Properties
  • Material Degradation Processes
  • Materials
  • Materials Processing
  • Materials Science
  • Materials Testing
  • Measurement
  • Mechanical Working
  • Mechanics
  • Modulus Of Elasticity
  • Test And Evaluation
  • Test Methods

Fields of Study

  • Physics

Readers

  • Acoustical Oceanography.
  • Materials Science and Engineering.
  • Phased Array Antenna Design.