Difference between revisions of "Material:Polystyrene"
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==Properties== | ==Properties== | ||
| − | * Density: | + | * Density: ~1.0 g/cm<sup>3</sup> |
* Neutron [[SLD]]: 1.345×10<sup>−6</sup> Å<sup>−2</sup> | * Neutron [[SLD]]: 1.345×10<sup>−6</sup> Å<sup>−2</sup> | ||
Latest revision as of 11:46, 9 June 2014
Polystyrene is a polymer with chemical structure (C8H8)n. It's x-ray properties are typical of hydrocarbon polymers more generally.
Properties
- Density: ~1.0 g/cm3
- Neutron SLD: 1.345×10−6 Å−2
| Material | density (g/cm3) | X-ray energy (keV) | X-ray wavelength (Å) | critical angle (°) | qc (Å−1) | SLD (10−6Å−2) |
|---|---|---|---|---|---|---|
| polystyrene | 1.00 | 2.0 | 6.20 | 0.613 | 0.0217 | 9.34 |
| 4.0 | 3.10 | 0.304 | 0.0215 | 9.21 | ||
| 8.0 | 1.55 | 0.152 | 0.0214 | 9.15 | ||
| 12.0 | 1.03 | 0.101 | 0.0214 | 9.13 | ||
| 16.0 | 0.77 | 0.076 | 0.0214 | 9.13 | ||
| 24.0 | 0.52 | 0.050 | 0.0214 | 9.12 |
