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Stock List Crystals & Substrates

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Lanthanum Strontium Aluminum Tantalum Oxide ( LSAT )

 

Crystal properties

Crystal growth method

Czochralski

Lanthanum Strontium Aluminum Tantalum Oxide LSAT

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  

Melting point

2113 K 

Density

6.64 g / cm3 

Specific Heat

5.1 W / mk 

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)

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