Lanthanum Strontium Aluminum Tantalum Oxide
LSAT

Crystal properties

Crystal growth method

Czochralski

 

Crystal growth orientation

(100)  (110)  (111) 

 

Orientation accuracy

± 0.5° 

 

Crystal structure

cubic  m3m   Mixed  Peroviskite 

Approximately Molecular Form

(La0.3Sr0.7)  (Al0.65Ta0.35)O3

Cell parameter

a = 7.737 Å 

Melting point

2113° K 

Density

6.64 g / cm3 

Specific Heat

5.1 W / m·k 

Thermal Expansion (10-6k-1)

8.2 (295° K)     11 (973° K)

Dielectric Constant (εr)

22.7 (291° K / 1 MHz)      21.7 (90° K / 10 kHz)

Dielectric loss (tgδ)

7.47 x 10-5 (90° K / 10 kHz) 

Hardness (Mohs)

6.5 

Color

None or Light yellow (if needed)