Piezoelectric Ceramics

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Presentation transcript:

Piezoelectric Ceramics By: Christopher Rust

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 1880--Jacques and Marie Curie discovered an unusual characteristic of certain crystalline minerals Manufacturing processes—Powder milling(Ball, Jet, Attritor)

Properties Tension and Compression Inverse Piezoelectric Effect                                                                             

Applications Generators Sensors Actuators Transducers

Limitations Stability Mechanical Electrical Thermal Aging Price of New Technology

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. <http://www.morganelectroceramics.com/pzbook.html#pdf1>

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