What are ferroelectric materials?

Ferroelectric materials are materials that have a natural charge polarization, which can be reversed by an external electric field known as the switching process. Ferroelectric feature has been known since 1921 and since 2011 it has been shown that such properties have more than 250 compounds. Research focused on lead Titanate, PBTio _{3 and related compounds. Ferroelectric materials studied since 2011 have shown that all are piezoelectric materials. This means that if mechanical pressure or other forms of energy voltage from sound or light energy are applied to such compounds, they generate electricity.}

Ferroelectric applications cover a wide range of electronic devices, from components of circuits such as capacitors and thermistors to electrooptics or ultrasonic capabilities. One of the most active arenas for ferroelectric materials is computer memory. Material Engineering on Product GivenIt forms what is called nanodomény faith, which do not require an electric field polarization. Several systems of the University of State in the United States have been working with Lawrence Berkeley National Laboratory to improve material that would require much less electricity than traditional magnetic computer units. It would also be a fixed data memory that works much faster and more storage capacity than the flash memory, which is currently on the market, with the potential to save entire operating systems and software, which triggers the computer and the speed of processing is much greater.

Ferroelectric effect draws its name from ferromagnetism, which describes permanent magnetic materials based on iron found in nature. However, it is a bit of an incorrect name, because most ferroelectric materials are not based on iron element. Salts of acid titThe anans, which are derived from titanium oxide, make up many main ferroelectric materials in research. These include the Titanate Baryium, Batio _{3 , lead zirconate titanate, PZT or related compounds such as sodium nitrate, nano 2 .}

PZT has been the most commonly used ferroelectric material in industry since 2011. It is a hybrid material between ferroelectric lead titanate and anti-ferroelectric lead zirconate that allows the formulas for this material to approach one or the other end of ferroelectric or anti-under-electrical spectrum. Because PZT can be tuned to its sensitivity to mechanical, sound or electric fields, and because it is a ceramic material easily shaped, formed and cut, it is often used for passive sensors and transmitters in high -specific frequencies.