Material | Nd:SrTiO3 | Size(mm) | 10×3, 10×5, 10×10, 15×15, 20×15 customized special orientation and size of the substrate is available. |
Thickness | 0.5mm, 1.0mm | Size Tolerance | <±0.1mm |
Thickness Tolerance(mm) | <±0.015mm (special requirement can reach <±0.005mm) | Polishing | Single or Double surface polished (SSP or DSP) |
Orientations | <100>, <110>, <111> | Redirection Precision | ±0.5° |
Redirection the Edge | 2°(special in 1°) |
Basic Properties:
Crystal Structure | Cubic | Growth Method | Flame Method |
Lattice Constant | a=3.905Å | Nb Concentration(%) | 0.05% |
Melt Point(℃) | 2080 | Density(g/cm3) | 5.122 |
Hardness(mohs) | 6-6.5 | Dielectric Constants | ε=5.20 |
Chemical Stability | Insoluble in Water | Coefficient of Thermal Expansion(/℃) | 9.4×10-6 |
Thermal Expansion Coefficient | 10.4×10-6/k | Loss Tangent | ~5×10-4(300k) ~3×10-4(77k) |
Neodymium-doped Strontium titanate (Nd: SrTiO3) single crystal has a similar structure to SrTiO3 crystal, which matches well with the lattice of perovskite structure materials. We can provide Nd: SrTiO3 single crystal substrate with 0.05% Nd concentration.