Strontium Titanate
SrTiO3
Strontium Titanate Strontium Titanate Strontium Titanate Strontium Titanate Strontium Titanate Strontium Titanate
Strontium Titanat SrTiO3 crystals Strontium Titanat SrTiO3 crystals Strontium Titanat lattice Strontium Titanat Sr0.94Ca0.06TiO3

Strontium Titanat SrTiO3-Mo-Fe

Strontium Titanat SrTiO3-Ta
Strontium Titanat - Crystal properties

Crystal growth method

Flame fusion method

 

Crystal growth orientation

(100)

 

Maximum size

Up to 2 inch * 4 inch length (conical)

Variations

Bicrystals, (100) 24 / 36 °
This crystals are fused
Other orientations on request

Doped crystals (Fe, Nb, FeNb, W, Ta, V)
Other dopands on request

Strontium Titanat - Crystallographic properties

Crystallographic structure

Cubic a = 3.905 Å

 

Twinning structure

Twinfree

 

Colour

Colourless to light yellow

 

Strontium Titanat - Physical properties

Density

5.12 g/cm3

 

Melting poin

2080 °C

 

Hardness

6 - 6.5 (Mohs)

 

Thermal expansion coefficient

9 * 10-6 K-1

 

Thermal conductivity

120 milliwatts/cm °C at 100 °C

Dielectric constant

300

 

Dielectric loss tangent (10GRz)

2 * 10-2

 

Electrical character

Paraelectric above 45°K
Ferroelectric below 45°K

 

Specific resistivity

> 107 Ohm/cm

 

Strontium Titanat - Optical properties

Transmission range

0.395 to 6 µm

 

Refraction index

nc = 2.380
nd = 2.409
n= 2.488

 

Dispersion

(n- nc) = 0.108

 

X-ray properties

Orientation

(100), (110), (111), (305)

Other orientations on request
Off orientation 2, 3, 5,10 and 15°
Edge orientation is available
Others on request
(100) +/- 0.1° with/without TiO2 termination