| Catalogue Code | IN-LaSc-01 IN-LaSc-02 |
| CAS No. | 12060-08-01 |
| Chemical Formula | LaScO3 |
| Compound Name | Lanthanum Scandium Oxide |
| Purity (%) | >99.9 |
| Dimensions | Dia. 1”, Thick. 0.125” Dia. 2”, Thick. 0.25” |
Introduction
Lanthanum Scandium Oxide (LaScO₃) is a perovskite-structured oxide material majorly utilized as a sputtering target in thin-film deposition processes. (LaScO₃) is known for its high dielectric constant, excellent thermal stability, and wide bandgap. It is commonly employed in advanced applications, including high-k dielectric layers in microelectronics, optical coatings, and sensor technologies. Its unique properties enable precise film composition and structure control, making it essential for research and development in cutting-edge materials science and semiconductor industries.
Properties
The table below contains all the critical properties of Lanthanum scandium oxide:
| Properties | Description |
| Appearance and Shape | Solid, Thin film, Disc |
| Molar mass | ~ 223.91 g/mol |
| Density | ~ 6.63 g/cm³ |
| Thermal conductivity | ~ 9 W/m·K |
| Melting Point | 2400°C |
Applications
Lanthanum and its compounds have many applications, including:
- RF and magnetron sputtering: These are two examples of sputtering processes utilized to create thin layers of LaScO 3. These thin films find application in high-𝜅 κ dielectric materials or insulating layers in semiconductor devices. Making parts for optical systems, including waveguides or photodetectors, is known as optoelectronics.
- Optical Coatings: Employed in the deposition of thin films for high-performance optical coatings due to their high refractive index and optical transparency.
- Photovoltaics: Acts as a protective layer in thin-film solar cells, offering high stability under harsh environmental conditions.
- Electronics: Used in producing thin-film transistors and as a dielectric material in capacitors due to its high dielectric constant.
- Solid Oxide Fuel Cells (SOFCs): This electrolyte material enhances ionic conductivity and stability at high temperatures.
- Photovoltaics: Applied solar cell technology to improve efficiency by acting as a buffer layer or protective coating.
- Optoelectronics: Employed in light-emitting devices and phosphors due to its luminescent properties.
FAQs
Answere: LaScO₃ is used as a target material in thin film deposition processes, particularly for applications in optoelectronics, sensors, and high-temperature superconductors due to its high thermal stability and unique electrical properties.
Answere: LaScO₃ offers excellent electrical insulating properties, high dielectric constant, and resistance to high temperatures, making it ideal for semiconductor and optical coatings.
Answere: LaScO₃ is commonly used in RF (radio frequency) and DC sputtering techniques to deposit thin films onto substrates in various industries, such as electronics and optics.
Answere: Challenges include potential target erosion, the difficulty of achieving consistent deposition rates, and ensuring that the LaScO₃ target remains stable under the high-energy conditions of sputtering processes.
Answere: The high purity and stoichiometric composition of LaScO₃ help produce uniform, high-quality thin films with consistent material properties, which is crucial for advanced device performance.
sachin
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