Transducers

• Piezoelectricity
  • Introduction
  • Piezoelectric stress constant \(g\)
  • Piezoelectric strain constant \(d\)
  • Relation between \(d\) and \(g\)
  • Piezoelectric coupling coefficient \(k\)
• Transducer design
  • Slab thickness
  • Harmonic analysis of a second order mechanical system
  • Q-factor. Backing layer
  • Quarter-wavelength matching layer
• Grating lobes
  • Array pitch
  • Grating lobes