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Lanthanum Silicide (LaSi₂) is an intermetallic compound composed of lanthanum and silicon. It is known for its high electrical conductivity, thermal stability, and oxidation resistance. This material is widely used in thermoelectric applications, semiconductor devices, and high-temperature coatings due to its unique functional properties.
Product Overview
Lanthanum silicide (LaSi₂) is an inorganic compound composed of lanthanum and silicon. It has a unique crystal structure and high-temperature stability. It finds wide applications in high-temperature materials, electronic devices, and other industrial fields. Lanthanum silicide exhibits different crystal structures at low and high temperatures, with a high melting point and excellent electrical properties.
Product Features
- Crystal Structure: Orthorhombic at low temperatures and tetragonal at high temperatures.
- Melting Point: High melting point of 1520°C, making it suitable for high-temperature applications.
- Electrical Properties: Its resistivity is higher than the corresponding metals, and its temperature coefficient is positive. It becomes negative at 500°C.
- Chemical Reactivity: It readily reacts with hydrochloric acid and fluorocarbon acid.
Applications
- High-Temperature Materials: Due to its high melting point, LaSi₂ is suitable for use in high-temperature conditions.
- Electronic Devices: Used in high-temperature electronic devices and semiconductor equipment.
- Chemical Reactions: Employed in special chemical reactions, particularly in reactions with hydrochloric acid and fluorocarbon acid.
| Technical Parameters | Values |
| Name | Lanthanum Silicide (LaSi₂) |
| CAS Number | 12056-90-5 |
| Molecular Formula | LaSi₂ |
| Product Code | 571400PD |
| Purity | 99.50% |
| Specification | 200 mesh |
| EINECS Number | 235-017-4 |
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