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Neodymium Gallat Substrate
Materials properties
| Structure formula: |
NdGaO3 |
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| State: |
monocrystalline |
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| Crystal structure: |
orthorhombic
Perowskite cell
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a = 5.426 Å
b = 5.496 Å
c = 7.707 Å
a,c = 3.863 Å
b = 3.854 Å |
| Phase transition: |
No (RT to 1300°C) |
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| Density: |
7.57 g/cm3 |
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| Melting point: |
1600°C |
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| Coefficient of expansion: |
11 * 10-6/°C |
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Substrate properties
| Production method: |
Czochralski grown |
| Orientation: |
(110) |
| Orientation accuracy: |
£ 0.5° |
| Standard size: |
10mm x 10mm x thickness 1mm or 0.5mm |
| Tolerance of length: |
± 0.10mm |
| Tolerance of thickness: |
± 0.05mm |
| Parallelness: |
£ 0.02 |
| Polishing: |
standard: one side |
| Flatness: |
l /4 |
| Roughness of surface: |
Rmax£ 3nm (average Ra=1nm) |
| Scratches: |
None |
| Surface quality: |
with light microscope without defects |
Other sizes and specifications on request
© 1996 - 2008 MaTecK GmbH - Im Langenbroich 20 - D-52428 Juelich - phone: +49 (0) 2461 / 9352-0 - fax: +49 (0) 2461 / 9352-11 - Contact: info@mateck.de
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