Terbium silicide（TbSi2） 
CAS: 12039-80-4 
Molecular weight 219.12800 
Density: 6.660 

Property: Terbium silicide is a metal silicide. Terbium silicide is relatively stable in air but can generate hydrogen gas when exposed to moisture. It is a transparent conductive material with good optical and electrical properties. 
Method: 
Terbium silicide can be prepared by direct synthesis method, which involves mixing an appropriate amount of terbium and silicon in a certain proportion, and then heating it to a high temperature to undergo a chemical reaction to generate terbium silicide. The reaction products can be purified and crystallized through various methods. 
Usage: 
One of the main uses of terbium silicide is as a magnetic material. The special properties of terbium element, terbium silicide is often used to manufacture magnets, magnetic recording media, and magnetic storage devices, especially in low temperature and high magnetic field environments. Terbium silicide can also be used to prepare other terbium compounds, optoelectronic devices, semiconductor materials, and other fields. In N-type semiconductors, its metal resistivity and low Schottky barrier make it potential for practical applications, such as in infrared detectors, Ohmic contacts, magnetoresistive devices, and thermoelectric devices. 
Security information: 
Terbium silicide is non-toxic to the human body under conventional conditions. As a metal silicide, terbium silicide produces highly toxic hydrogen gas, and attention must be paid to ventilation conditions during storage and handling. When using terbium silicide, appropriate safety measures should be taken, including wearing protective gloves and glasses, and ensuring good ventilation in the storage and handling environment