Nd:SrTiO3
Neodymium doped strontium titanate, Nd-doped SrTiO3 single crystal have a similar structure to SrTiO3. SrTiO3 single crystal has a good lattice structure of perovskite structure material, and is an excellent substrate material, special optical window material and sputtering target for epitaxial growth of HTS and various oxide films.
使用/应用
An excellent substrate material, special optical window material and sputtering target for epitaxial growth of HTS and various oxide films.
特点/优势
Neodymium doped strontium titanate, Nd-doped SrTiO3 single crystal have a similar structure to SrTiO3.
SrTiO3 single crystal has a good lattice structure of perovskite structure material。
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Crystal Structure
Cubic
Growth Method
Verneuil
Lattice Constant
a=3.905Å
Nd concentration (Fe%)
0.05％, 0.04%
Melting point
2080℃
Density
5.122 (g/cm3)
Mohs Hardness
6-6.5（mohs）
Thermal Expansion
9.4×10-6/K
Dielectric Constant
ε=5.20
Chemical Stability
Insoluble in water
Secant Loss
~5×10-4（300k） ~3×10-4（77k）
Dimension
10×3mm、10×5mm、10×10mm、15×15mm、20×15mm
According to customer needs, substrates with special orientation and size can be customized.
Thickness
0.5mm、1.0mm
Dimensional Tolerance
<±0.1mm
Thickness Tolerance
<±0.015mm,Special requirements can be met<±0.005mm）
Polishing
One side or two sides
Crystallographic Orientation Tolerance
±0.5°
Crystal Plane Orientation Accuracy
2°（Special requirements can reach within 1°）
Orientation
<100>、<110>、<111>etc.
Package
Class 100 clean bag, Class 1000 super clean room
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Dimension
10×3mm、10×5mm、10×10mm、15×15mm、20×15mm
Thickness
0.5mm、1.0mm
Dimensional Tolerance <±0.1mm
Thickness Tolerance <±0.015mm Special requirements can be met<±0.005mm）