Difference between revisions of "Material:Polystyrene"
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| − | '''Polystyrene''' is a polymer. It's x-ray properties are typical of hydrocarbon polymers more generally. | + | '''Polystyrene''' is a polymer with chemical structure (C<sub>8</sub>H<sub>8</sub>)<sub>n</sub>. It's x-ray properties are typical of hydrocarbon polymers more generally. |
| + | |||
| + | ==Properties== | ||
| + | * Density: ~1.0 g/cm<sup>3</sup> | ||
| + | * Neutron [[SLD]]: 1.345×10<sup>−6</sup> Å<sup>−2</sup> | ||
| + | |||
| + | {| class="wikitable" | ||
| + | |- | ||
| + | ! Material | ||
| + | ! density (g/cm<sup>3</sup>) | ||
| + | ! X-ray energy (keV) | ||
| + | ! X-ray wavelength (Å) | ||
| + | ! critical angle (°) | ||
| + | ! ''q<sub>c</sub>'' (Å<sup>−1</sup>) | ||
| + | ! SLD (10<sup>−6</sup>Å<sup>−2</sup>) | ||
| + | |- | ||
| + | | 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 | ||
| + | |} | ||
| + | |||
| + | [[Image:polystyrene-atomic scatt factor.png|400px]][[Image:polystyrene-n.png|400px]] | ||
| + | |||
| + | [[Image:polystyrene-crit.png|400px]][[Image:polystyrene-crit_zoom.png|400px]] | ||
| + | |||
| + | [[Image:polystyrene-critq.png|400px]][[Image:polystyrene-SLD.png|400px]] | ||
| + | |||
| + | [[Image:polystyrene-AttLen.png|400px]][[Image:polystyrene-mu.png|400px]] | ||
==See Also== | ==See Also== | ||
* [http://en.wikipedia.org/wiki/Polystyrene Wikipedia: Polystyrene] | * [http://en.wikipedia.org/wiki/Polystyrene Wikipedia: Polystyrene] | ||
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 |
