Neodymium Gallate ( NdGaO3 )

Crystal properties

Crystal growth method

Czochralski-method

Crystal growth orientation

(110) Orthorhombic

Maximum siz:

Up to Æ 2 inch * 3 inch

Crystallographic properties

Structural type

Distorted Perovskite

Crystallographic structure

Orthorhombic

a = 5.426 Å
b = 5.496 Å
c = 7.707 Å
 

Twinning structure

Twinfree

Colour

Dark red to violet

Physical properties

Density^.

7.56 g/cm³

Melting point

1605 °C

Thermal expansion coefficient

0.9 * 10^-5 K^-1

Hardness

5.9 (Mohs)

Physical properties cont.

Dielectric constant

< 20 at 300 °K

Dielectric loss tangent

< 2-3* 10^-3 at 300 °K

Optical properties

no data available

X-ray properties

Orientation

(110), (100), (001)
Other orientations on request
Edge orientation is also available