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Lithium Gallate ( LiGaO2 ) & Lithium Aluminate ( LiAlO2 )

 

 

LiGaO2

LiAlO2

CrystallineSystem

Orthorhombic

Tetragonal

Lattice Constant

a=5.406┼
b=5.012┼
c=6.379 ┼
 

a=5.17 ┼
c=6.26 ┼
 

Lattice mismatchTo GaN

0.2% at (001)ori.

1.4%at (001)ori.

Melting Point

1600oC

1900oC

Density

4.18 g/cm3

2.62 g/cm3

Mohs hardness

7.5