Lanthanum Aluminate
Lanthanum aluminate (LaAlO3), an inorganic compound often abbreviated as LAO, is an optically transparent ceramic oxide with a distorted perovskite structure.
Materials properties
| Formula: | LaAlO3 |
| Crystal Growth | |
| Growth Method: | Czochralski |
| Growth Direction: | (100) |
| Max. Diameter | 3 inches |
| Crystallographic Properties | |
| Crystal Structure: | Rhombohedral @ 25°C: a = 0.5357 nm α = 60°6’Cubic > 435°C: a = 0.379 nm |
| Twin Structure: | Twins Parallel (100) |
| Color: | Colorless to Tan to Brown |
| Physical Properties | |
| Density: | 6.51g cm-3 |
| Melting Point: | 2453K |
| Thermal Expansion: | 9.2 x 10-6 K-1 |
| Dielectric Constant: | 24.5 |
| Loss Tangent (@ 77K, 10GHZ): | ~ 6 x 10-5 |