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SrTiO3 (100) 10x10x0.5 mm Epi polished wafer 2SP - STOa101005S2

SrTiO3 (100) 10x10x0.5 mm Epi polished wafer 2SP - STOa101005S2

287 in stock

Regular price $58.95 USD
Regular price Sale price $58.95 USD
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SKU: : \STOa101005S2

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SrTiO3 single crystal provides a good lattice match to most materials with Perovskite structure. It is an excellent substrate for epitaxial growth of HTS and many oxide thin films. SrTiO3 single crystal has also been used widely for special optical windows and as high quality sputtering target. MTI has the full production line to manufacture first the high purity SrTiO3 powder, then the single crystal boules and finally the epi-polished substrates in many sizes. This allows us to provide SrTiO3 single crystal products with the highest quality and the lowest price to our customers all over the world.

Substrate Specifications

  • SrTiO3:   
  • Size:          10x10x 0.5mm  +/-0.05mm  ( 1.0mm thickness avaiable as option)
  • Orientation:   (100) +/-0.5 Deg
  • Edge orietation Indication:   <001> +/-2 Deg avaiable as option.
  • Polish:           EPI polished by CMP tecnology with less sub-surface lattice damage. 
  • Surface finish (RMS or Ra): <5A
  • Pack:         Packed in 100 grade plastic bag under 1000 class clean room.

 

Typical Physical Properties

Crystal Structure

Cubic, a=3.905 Å

Growth Method

Vernuil

Density

5.175 g/cm3

Melt Point

2080 oC

Hardness

6 ( Mohn)

Thermal expansion

10.4 (x10-6/ oC)

Dielectric Constant

~ 300

Loss Tangent at 10 GHz

~5x10-4 @ 300K , ~3 x10-4 @77K

Color and Appearance

Transparent (sometimes slightly brown based on annealing condition). No twins.

Chemical Stability

Insoluble in water


Note:

STO is grown by flame fused method ( Vernue ).  So crystal perfection is not as good as the crystal grown by CZ, each substrate 's Rocking curve may be different.  Please always check STO substrate before grown.  To understand why, plrase click " How to grow SrTiO3 crystal "
In order to keep the cost low, we did not check XRD for each substrate. However, if you need us to check the substrate rocking curve for you, please let us know before order, we can do so at the extra cost.


 



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