Magnesium Oxide
MgO
Magnesium Oxide

Crystal properties

Crystal growth method

Arc furnace

 

 

Crystal growth orientation

(100)

   

Maximum size

Up to 2 inch

   

Variations

Doped crystals (Fe, Ti, Ni,
Cr, V, Cu, Mn, Zn,Co)
Other dopands on request

   

Crystallographic properties

Crystallographic structure

Cubic 
a = 4.212 Å

Twinning structure

Twinfree

Colour

Colourless

Physical properties

 

Density

3.585 g/cm3

Melting point

2780 +/- 20 °C

Thermal expansion coefficient

8 * 10-6 K-1

Hardness in Microvickers 500 g

orientation

(100) (110) (111)
910 990 980

Physical properties cont.

Dielectric constant

< 9.5

Dielectric loss tangent

3.3 * 10-7

 

Specific resistivity

> 1017Ohm/cm

 

Optical properties

Transmission range

0.2 to 8 µm

 

Refraction index

nc = 1.77197 - 1.72267

 

X-ray properties

Orientation

Magnesium Oxide

(100), (110), (111)

Other orientations on request