Piezoelectric Ceramics

1
Piezoelectric Ceramics

• By Christopher Rust

2
Introduction

• Piezoelectric
• History
• Manufacturing Piezoelectric Ceramics
• Soft Ceramics
• Hard Ceramics

• Commonly Used Piezoelectric Ceramics
• Barium Titanate
• Lead Zirconate-Titanate (PZT)
• Lead Titanate
• Sodium-Potassium Niobate

3
Properties

• Tension and Compression
• Inverse Piezoelectric Effect

4
Applications

• Generators
• Sensors
• Actuators
• Transducers

5
Limitations

• Stability
• Mechanical
• Electrical
• Thermal
• Aging
• Price of New Technology

6
References

• Callister Jr,.William D. Materials Science and
  Engineering. John Wiley and Sons, Inc. New York
  2003.
• Torah, R.N., Beeby, S.P., and White, N.M. Sensors
  and Actuators A. Improving the piezoelectric
  properties of thick-film PZT the influence of
  paste composition, powder milling process and
  electrode material. United Kingdom 2003.
• Morgan Electro Ceramics, 2004. lthttp//www.morgane
  lectroceramics.com/pzbook.htmlpdf1gt