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Fe doped SrTiO3 substrate

Fe doped SrTiO3 substrate

 

The main performance parameters

Product Name

Fe-doped SrTiO3 single crystal substrate

Crystal Structure

Cubic 

Growth method

Flame method

Lattice constant

a=3.905Å

Fe concentration(Fe wt%)

0.005%, 0.05%, 0.01%

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

Chemical stability

insoluble in water

Coefficient of thermal expansion

10.4×10-6/k

Loss tangent

~5×10-4(300k) ~3×10-4(77k)

Packing

class-100 clean bag, class-1000 clean room

 

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

(0.005wt%, 0.05wt%, 0.01wt%)
<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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SrTiO3 single crystal is well-matched with a variety of perovskite structural materials. Fe-doped SrTiO3 has a similar structure as SrTiO3 single crystal .

It is a high-quality superconducting thin film and a variety of oxide film high-quality substrate materials, and is also widely used in special optical windows and high-quality sputtering targets. .

 


 
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