barium titanate


Also found in: Encyclopedia, Wikipedia.

barium titanate

n
(Chemistry) a crystalline ceramic used in capacitors and piezoelectric devices. Formula: BaTiO3
References in periodicals archive ?
Precursor dynamics in the ferroelectric phase transition of barium titanate single crystals studied by Brillouin light scattering.
Their article Power conversion efficiency exceeding the Shockley-Queisser limit in a ferroelectric insulator, explains how they were able to use a barium titanate crystal to convert sunlight into electric power much more efficiently than the Shockley-Queisser limit would dictate for a material that absorbs almost no light in the visible spectrum only ultraviolet.
Glass microspheres are offered in seven fluorescent coated colors (Blue, Green, Yellow, Orange-Yellow, Orange, Red, Violet) and three options for glass formulations (Borosilicate Glass, Soda Lime Glass Barium Titanate Glass).
The thermotropic liquid crystalline polymer is based on naphthenic polyesters; the laser activators are spinel crystals with two or more metal oxide clusters; and the dielectrics are ceramic fillers such as barium titanate or carbon particles.
Barium titanate, strontium titanate and barium-strontium titanate are among compounds that have been processed through this method.
Among specific topics are the microstructure control of porous barium titanate ceramics and their sensor properties, preparing bismuth-based perovskite oxides and their electric properties, preparing and characterizing mesoporous silica and lithium-ion-conductive halocomplex salt composite, and fabricating nanostructured zinc oxide films on plastic substrates by the pyrolysis method and applying them to dye-sensitized solar cells.
Since the discovery of various piezoelectric materials, barium titanate (BaTiO3) has emerged as the most versatile material simultaneously functional for all types of piezoelectric devices.
Barium strontium titanate compounds are the continuous solid solution of barium titanate (BaTi[O.
Although barium titanate was the first piezoelectric material discovered, the ceramic lead zirconate titanate also known as PZT is the most commonly used material for piezoelectricity.
Other types of capacitor, such as barium titanate, can lose up to 85% of capacitance at working voltage.
Working with the world's most powerful transmission electron microscope, the researchers mapped the ferroelectric structural distortions in nanocrystals of germanium telluride, a semiconductor, and barium titanate, an insulator.
15] in 2010 claimed that a highly hydroxylated barium titanate (BaTiO3) nanopowder had been prepared by oxidizing the BaTiO3 with an aqueous solution of hydrogen peroxide (H2O2).