Difference between revisions of "Form Factor:Octahedron"
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==Pyramid== | ==Pyramid== | ||
| − | The Octagon shaped can be considered to be formed from two square-based pyramids. Similarly the form factor can be computed from appropriate summation of two [[Form_Factor:Pyramid|pyramid form factors]]. | + | The Octagon shaped can be considered to be formed from two square-based pyramids. Similarly the [[form factor]] can be computed from appropriate summation of two [[Form_Factor:Pyramid|pyramid form factors]]. |
==See Also== | ==See Also== | ||
* [http://scripts.iucr.org/cgi-bin/paper?ks5428 The chord-length probability density of the regular octahedron] S. Ciccariello ''J. Appl. Cryst.'' 2014, 47 [http://dx.doi.org/10.1107/S1600576714011121 doi: 10.1107/S1600576714011121] | * [http://scripts.iucr.org/cgi-bin/paper?ks5428 The chord-length probability density of the regular octahedron] S. Ciccariello ''J. Appl. Cryst.'' 2014, 47 [http://dx.doi.org/10.1107/S1600576714011121 doi: 10.1107/S1600576714011121] | ||
Latest revision as of 16:58, 29 June 2014
Equations
For a regular octahedron of edge-length 2R
- Volume
- Projected (xy) surface area
- Surface area
Pyramid
The Octagon shaped can be considered to be formed from two square-based pyramids. Similarly the form factor can be computed from appropriate summation of two pyramid form factors.
See Also
- The chord-length probability density of the regular octahedron S. Ciccariello J. Appl. Cryst. 2014, 47 doi: 10.1107/S1600576714011121
