s-net: sqc719
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|
| Systre crystallographic geometry file (.cgd) |
Other names
| RCSR name | ast-d |
Links to this net in other databases
| RCSR | topcryst |
Topological data
| Vertices per primitive translational unit | 2 |
| Edges per primitive translational unit | 12 |
| Transitivity (vertex,edge) | (2,2) |
| Vertex degrees | {18,6} |
| Vertex coordination sequence | [(18, 74, 170, 306, 482, 698, 954, 1250, 1586, 1962), (6, 50, 138, 266, 434, 642, 890, 1178, 1506, 1874)] |
| Wells’ vertex symbol | [3^48.4^72.5^30.6^3, 3^12.4^3] |
| Systre key | (3, 1, 1, -1, -1, -1, 1, 1, -1, -1, 0, 1, 1, -1, 0, -1, 1, 1, -1, 0, 0, 1, 1, 0, -1, 0, 1, 1, 0, 0, -1, 1, 2, -1, -1, -1, 1, 2, 0, -1, -1, 1, 2, 0, -1, 0, 1, 2, 0, 0, -1, 1, 2, 0, 0, 0, 1, 2, 1, 0, 0) |
Geometric data
Systre equilibrium placement (barycentric embedding) maximising unit cell volume
Spacegroup: Fm-3m
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 1.65685 | 1.65685 | 1.65685 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0 | 0 | 0 |
| 0 | 0 | 0.5 |
Edge end points:
Systre coordinates favouring equal edge-lengths
Spacegroup: Fm-3m
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 1.65685 | 1.65685 | 1.65685 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0 | 0 | 0 |
| 0 | 0 | 0.5 |
Edge end points:
