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Production and characterisation of PMN-PT piezoceramics modified by yttrium and bismuth

Camurlu, HE
Timucin, M
This study was carried out to investigate the effects of Bismuth (Bi+3) and Yttrium (y(+3)) on the dielectric and piezoelectric properties of Lead Magnesium Niobate-Lead Titanate (PMN-PT) compositional system. The ceramic powders were produced by thermal synthesis using a modified mixed oxide technique. The sintering parameters were optimized for developing piezoelectric ceramics with enhanced piezoelectric strain coefficients.