Material, Technologie
& Kristalle GmbH
& Kristalle GmbH
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Strontium Titanium Substrate
We are a leading manufacturer and supplier of research materials
Materials properties
| Structure formula: | SrTiO3 |
|---|---|
| State: | monocrystalline |
| Crystal structure: | cubic |
| Lattice parameter: | 3.905 Å |
| Phase transition: | tetragonal <110K |
| Density: | 5.12 g/cm3 |
| Melting point: | 2080°C |
| Coefficient of expansion: | 11.1 * 10-6/°C |
| Dielectrical constant (e): | 310 |
Substrate properties
| Production method: | Verneuil grown (without twins) |
|---|---|
| Orientation: | (100) |
| Orientation accuracy: |
£ 0.5° |
| Standard size: | 10mm x 10mm x thickness 1mm or 0.5mm |
| Tolerance of length: |
± 0.10mm (typical better ± 0.05mm) |
| Tolerance of thickness: |
± 0.05mm |
| Parallelness: |
£ 0.02mm |
| Polishing: | standard: one side |
| Flatness: |
l/4 |
| Roughness of surface: | Rmax£ 3nm (average Ra=1nm) |
| Scratches: | none |
| Surface quality: | with light microscope without defects |
Overview of elements with access to our shop
Tel.: +49 (0) 2461 - 9352 - 0
Fax: +49 (0) 2461 - 9352 - 11
Fax: +49 (0) 2461 - 9352 - 11