Barium titanate is a kind of strong dielectric compound, which is a widely applied electronic ceramic materials. It has high dielectric constant and low dielectric loss. BaTiO3 whisker is an important ferroelectric, which own ferroelctric property when temperature under 120℃. There are two different production methods, oxalate precipitation method and solid phase method. It is insoluble in water, hot dilute nitric acid and alkali, however soluble in concentrated sulfuric acid, hydrochloric acid and hydrofluoric acid.
BaTiO3 is a widely studied and utilized ceramic material known for its exceptional dielectric, ferroelectric, and piezoelectric properties. As a perovskite compound, it has become indispensable in a variety of advanced technological and industrial applications.
Barium Titanate
| CAS No.:12047-27-7 | EINECS No.:234-975-0 | Molecular Formula:BaTiO3 | Molecular Weight:233.21 |
| Melting Point:1625℃ | Density:6.017 | Refractive Index:2.40 | Curie Point:120 |
Applications
In ceramic industry, barium titanate crystal applies to computer parts, magnetic amplifiers, electronic device and electrolytic amplifer. It has stable electric hysteresis nature. It can process into pigments, semiconductor ceramic as crystal boundary layer capacitor, PTC thermistor and piezoelectric ceramics.
BaTiO3 powder get wide applications in electronic industry, for instance, processing nonlinear element, dielectric amplifier, the memory element of electronic computer. It also can process into microcapacitor of small size and large capacitance. It can apply as raw material for making ultrasonic generator.
One of the most significant uses of BaTiO3 is in the production of multilayer ceramic capacitors (MLCCs). Its high dielectric constant and stability make it ideal for energy storage and signal filtering in electronic devices such as smartphones, laptops, and automotive electronics. BaTiO3 is a cornerstone of modern electronics, enabling miniaturization and performance improvements.
In the field of piezoelectric devices, BaTiO3 serves as a key material for sensors, actuators, and transducers. These devices are crucial in applications ranging from medical ultrasonography to industrial automation and robotics, where precise mechanical-to-electrical energy conversion is required.
In the energy sector, BaTiO3 shows promise in applications such as solid-state batteries and dielectric energy storage systems. Its high energy density and efficiency are paving the way for innovative solutions in renewable energy and electric vehicales.
Additionally, BaTiO3’s optical and electro-optic properties make it valuable in photonic devices, including modulators and optical storage systems. It is also studied for its role in advanced materials research, including applications in ferroelectric memory and non-volatile storage.