Strontium Bismuth Tantalate Ceramic

Strontium bismuth tantalate sbt ferroelectric thin films have attracted considerable attention for the de velopment of non volatile ferroelectric random access memories nv frams.

Strontium bismuth tantalate ceramic. Using bitao 4 as the precursor ferroelectric strontium bismuth tantalate srbi 2 ta 2 o 9 was successfully synthesized. The processing conditions microstructure and dielectric properties of strontium bismuth niobate vanadate ceramics srbi2 vxnb1 x 2o9 sbvn with 0 x 0 3 were systematically studied. The piezoelectric properties of strontium bismuth tantalate srbi 2 ta 2 o 9 sbt ceramics were enhanced by introducing off stoichiometry into the starting materials. Gonzalez tantalum penta glycolate sol as a precursor of strontium bismuth tantalate ferroelectric thin films journal of the american ceramic society 88 10 2702 2005.

Strontium bismuth tantalate sbt thin films containing sr defect and bi excess have been prepared by chemical solution deposition onto spontaneously oxidized si 100 substrates with two different heterostructure electrodes. American elements can produce strontium bismuth tantalate in various compositions based on customer needs. Synthesis and characterisation of oxide ions conductors with the apatite structure for intermediate temperature sofc p 1177. Microanalysis of pb zr ti w li o 3 piezoeceramic p 1173.

Layered perovskite sbt films were crystallized in oxygen by rapid thermal processing at 973 k for 1 h with an intermediate treatment at 823 k for 2 h. These films however have a critical problem. Jacers is a leading source for top quality basic science research and modeling spanning the diverse field of ceramic and glass materials science. Ferroelectric and piezoelectric properties of strontium bismuth tantalate ceramics p 1169.

A high processing temperature 700oc is required for the crystallization of the perovskite phase. Development of advanced low temperature co fired ceramics ltcc. Strontium bismuth tantalate strontium bismuth tantalum oxide sbt is a ferroelectric ceramic for dielectric applications in electronics and other advanced technologies.