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Nd-doped SrTiO3 substrate

Nd-doped SrTiO3 substrate

 

The main performance parameters

Product Name

Nd-doped SrTiO3 single crystal substrate

Crystal structure

Cubic

Growth method

Flame method

Lattice constant

a=3.905Å

Concentration(Nd%)

0.05%

Melting point(℃)

2080

Density

5.122(g/cm3

Mohs hardness

6-6.5(mohs)

Coefficient of Thermal expansion(/℃)

9.4×10-6

Dielectric constant

ε=5.20

Solubility

Insoluble in water

Coefficient of thermal expansion

10.4×10-6/k

Loss tangent

~5×10-4(300k) ~3×10-4(77k)

Package

100 grade clean bag, 1000 grade clean room

 

Standard Specification
Product Name Orientation Standard Size Thickness Polishing  
Nd-doped SrTiO3 substrate

 (Concentration: 0.05wt%)
<100> ±0.5°
<110> ±0.5°
<111> ±0.5°
Or other off-angle
10x10mm
10x5mm
5x5mm
φ1" x 0.5mm
Or others
0.1mm
0.2mm
0.5mm
1.0mm
Or others
Fine ground
Single side polished
Double side polished

Roughness: Ra<5A(0.5nm)
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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. Currently We can provide a Nd concentration: 0.05% Nd: SrTiO3 single crystal substrate

 

 
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