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Related Experiment Videos

PC software for SAW propagation in anisotropic multilayers.

E L Adler1, J K Slaboszewicz, G W Farnell

  • 1Dept. of Electr. Eng., McGill Univ., Montreal, Que.

IEEE Transactions on Ultrasonics, Ferroelectrics, and Frequency Control
|January 1, 1990
PubMed
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This study introduces user-friendly software for analyzing surface acoustic wave (SAW) and plate-mode propagation in complex material layers. The package offers graphical analysis of wave characteristics and field profiles, aiding material science research.

Area of Science:

  • Materials Science
  • Acoustics
  • Computational Physics

Background:

  • Surface Acoustic Wave (SAW) and plate-mode propagation are crucial in various electronic and sensing applications.
  • Analyzing wave propagation in anisotropic and piezoelectric multilayers presents significant computational challenges.
  • Existing methods often lack interactive graphical environments for detailed study.

Purpose of the Study:

  • To describe a novel software package for interactive and graphical analysis of SAW and plate-mode propagation.
  • To enable studies in arbitrarily oriented anisotropic and piezoelectric multilayers.
  • To provide a user-friendly platform for calculating wave characteristics and field profiles.

Main Methods:

  • Development of a software package based on a transfer-matrix formulation for multilayer wave propagation.

Related Experiment Videos

  • Implementation on an IBM PC with a math coprocessor for accessibility.
  • Menu-driven interface with graphical capabilities for data visualization.

    • Main Results:

    • The software calculates wave velocities and field variable variations with depth for any propagation direction.
    • Graphical display of slowness/velocity, SAW Delta v/v coupling constant curves, and field profiles is provided.
    • A numerical data file containing calculated velocities and field profile data is generated.

    Conclusions:

    • The developed software offers an efficient and interactive environment for studying SAW and plate-mode propagation.
    • Its graphical capabilities facilitate a deeper understanding of wave behavior in complex multilayer structures.
    • The software proves useful for analyzing various SAW and plate structures, aiding research and development.