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Lead Zirconate (PbZrO₃) is a key material in advanced ceramics, known for its distinctive antiferroelectric properties. As a perovskite-structured oxide, it plays a critical role in functional ceramic applications, particularly in piezoelectric and ferroelectric devices when alloyed with lead titanate (forming PZT: lead zirconate titanate).
Lead Zirconate exhibits a high Curie temperature and a well-defined orthorhombic crystal structure, making it especially suitable for high-temperature ceramic components. Its behavior under electric fields—shifting from antiferroelectric to ferroelectric—lends it versatility in capacitors, sensors, actuators, and energy storage systems.
In the ceramics field, PbZrO₃ is often combined with Lead Titanate (PbTiO₃) to form Lead Zirconate Titanate (PZT)—a solid solution that exhibits outstanding piezoelectric and ferroelectric properties. However, even in its pure form, Lead Zirconate is used in:
