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We provide SrTiO3 single crystal substrates suitable for epitaxial growth. Please use our substrates for your research. |
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We grow single crystals and manufacture substrates from start to finish.
High quality and high purity.
Free surface scratch and hided scratch.
We can provide STEP SrTiO3 substrates.
We can provide Nb doped SrTiO3 substrates. |
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| Crystal structure |
Cubic, Perovskite |
| Lattice constant |
0.3905 nm |
| Melting point |
2080 |
| Density |
| 5.122 g/cm3 |
(20 ) |
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| Dielectric constant |
| 310 |
(27 ,1 MHz) |
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| Thermal expansion coefficient |
11.1~10-6 / |
(Room Temperature~1000 ) |
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| Transformation temperature |
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| Refractive index |
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Resistivity(Ecm)
(typical example) |
7~10 10-2 |
(Nb: 0.05 wt%) |
3~7 10-3 |
(Nb: 0.50 wt%) |
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Boldface: Standard
Other: Order Production
mark: You can choose STEP substrate |
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SrTiO3 |
| Orientation |
(100) , (110) , (111) |
| orientation tolerance |
0.5 ° |
| Size |
10mm 10mm 0.5mmt
15mm 15mm 0.5mmt |
| Polish |
One side / Both side |
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Nb doped SrTiO3 substrate
Boldface: Standard
Other: Order Production
mark: You can choose STEP substrate |
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Nb:SrTiO3 |
| Amount of Dope |
0.05 wt% 
(0.1 at%) |
0.50 wt%
(1.0 at%) |
| Orientation |
(100) , (110) , (111) |
| orientation tolerance |
0.5 ° |
| Size |
10mm 10mm 0.5mmt
15mm 15mm 0.5mmt |
| Polish |
One side / Both side |
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Special size and orientation are available upon request. |