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Strontium Titanat SrTiO3 crystals
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Strontium Titanat SrTiO3 crystals
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Strontium Titanat lattice
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Strontium Titanat Sr0.94Ca0.06TiO3
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Strontium Titanat SrTiO3-Mo-Fe
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Strontium Titanat SrTiO3-Ta
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Strontium Titanat - Crystal properties
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Crystal growth method
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Flame fusion method
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Crystal growth orientation
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(100)
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Maximum size
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Up to 2 inch * 4 inch length (conical)
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Variations
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Bicrystals, (100) 24 / 36 °
This crystals are fused
Other orientations on request
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Doped crystals (Fe, Nb, FeNb, W, Ta, V)
Other dopands on request
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Strontium Titanat - Crystallographic properties
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Crystallographic structure
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Cubic a = 3.905 Å
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Twinning structure
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Twinfree
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Colour
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Colourless to light yellow
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Strontium Titanat - Physical properties
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Density
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5.12 g/cm3
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Melting poin
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2080 °C
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Hardness
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6 - 6.5 (Mohs)
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Thermal expansion coefficient
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9 * 10-6 K-1
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Thermal conductivity
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120 milliwatts/cm °C at 100 °C
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Dielectric constant
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300
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Dielectric loss tangent (10GRz)
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2 * 10-2
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Electrical character
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Paraelectric above 45°K
Ferroelectric below 45°K
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Specific resistivity
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> 107 Ohm/cm
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Strontium Titanat - Optical properties
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Transmission range
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0.395 to 6 µm
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Refraction index
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nc = 2.380
nd = 2.409
nf = 2.488
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Dispersion
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(nf - nc) = 0.108
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X-ray properties
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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
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 Up
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