EN 50324 (2002) Piezoelectric properties of ceramic materials and components (3 parts) ANSI-IEEE 176 (1987) Standard on Piezoelectricity IEEE 177 (1976) Standard Definitions & Methods of Measurement for Piezoelectric Vibrators IEC 444 (1973) Basic method for the measurement of resonance freq & equiv series resistance of quartz crystal units by zero-phase technique in a pi-network IEC 302 (1969) Standard Definitions & Methods of Measurement for Piezoelectric Vibrators Operating over the Freq Range up to 30 MHz External links Piezoelectric cellular polymer films: Fabrication, properties and applications Piezo motor based microdrive for neural signal recording Research on new Piezoelectric materials Piezo Equations Piezo in Medical Design Video demonstration of Piezoelectricity DoITPoMS Teaching and Learning Package – Piezoelectric Materials PiezoMat.org – Online database for piezoelectric materials, their properties, and applications Piezo Motor Types Piezo-Theory & Applications Condensed matter physics Electrical phenomena Energy conversion Transducers Energy harvesting