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srtio3 substrate
srtio3 substrate

SrTiO3 Substrate

SrTiO3 single crystal provides a good lattice match to most of the materials with Perovskite structure. It is an excellent substrate for the epitaxial film of HTS and many oxides. It has been used widely for special optical windows and as high quality sputtering target.


OST Photonics offers high quality SrTiO3 substrates for researchers and industries. Crystal orientation, size and thickness can be customized according to your requirements.


Application of SrTiO3 Substrate


  • Substrate for the epitaxial film of HTS and many oxides

  • Special optical windows

  • Sputtering target


Advantages of SrTiO3 Substrate


  • Excellent physical and mechanical properties

  • Good lattice match to high-temperature superconducting materials such as YBa2Cu3O7


Ability of SrTiO3 Substrate


  • Orientation:<100>,<110>,<111>, etc.

  • Dimension: 1”, φ30mm, 5x5mm, 10x5mm, 10x10mm, 20x20mm, etc.

  • Thickness: 0.5mm, 1.0mm, etc.

  • Available items: wafers, substrate, blanks, and customized optics


Specification and Properties of SrTiO3 Substrate 


Crystal System

Cubic

Growth Method

Verneuil technique, floating zone

Crystal Lattice Constant

a=3.905 Å

Melt Point

2060 ℃

Density

5.122 g/cm3

Hardness

6-6.5 Mohs

Thermal Expansion Coefficient

9.4×10^-6 /℃

Dielectric Constant

ε=5.20

Chemical Stability

Insoluble in water

Tangent Loss

~5×10^-4 (300k)  ~3×10^-4 (77k)

Color

Transparent (sometimes slightly yellow according to the annealing state)

Orientation

<100>,<110>,<111>, etc.

Orientation Tolerance

±0.5° or better

Dimension

1”, φ30mm, 5x5mm, 10x5mm, 10x10mm, 20x20mm, etc.

Dimension Tolerance

±0.1 mm or better

Thickness

0.5mm, 1.0mm, etc.

Thickness Tolerance

±0.05 mm or better

Surface Finish

Single-side polished (SSP)/Double sides polished (DSP)

Package

Class 100 clean bag, Class 1000 super clean room


Contact Us
Welcome your presence, you can send us an email, we will get in touch with you within 24 hours.
Head Office: No. 66, 8 Group, Chengbei Village, Yanguan Town, Jiaxing 314411, China;

Hangzhou Branch: Room 1012, Chunhua Bussiness Center, No. 159, Hangbo Street, Shangcheng District, Hangzhou 310009, Zhejiang, China
Head Office: No. 66, 8 Group, Chengbei Village, Yanguan Town, Jiaxing 314411, China;

Hangzhou Branch: Room 1012, Chunhua Bussiness Center, No. 159, Hangbo Street, Shangcheng District, Hangzhou 310009, Zhejiang, China
sales@ostphotonics.com; info@ostphotonics.com +86-0571-86780460