s-net: sqc4284
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| Systre crystallographic geometry file (.cgd) |
Links to this net in other databases
| topcryst |
Topological data
| Vertices per primitive translational unit | 8 |
| Edges per primitive translational unit | 22 |
| Transitivity (vertex,edge) | (2,5) |
| Vertex degrees | {3,8} |
| Vertex coordination sequence | [(3, 12, 53, 152, 272, 456, 644, 920, 1176, 1544), (8, 34, 104, 220, 364, 560, 784, 1060, 1364, 1720)] |
| Wells’ vertex symbol | [3.4^2, 3^2.4^8.5^2.6^12.7^4] |
| Systre key | (3, 1, 2, 0, 0, 0, 1, 2, 0, 1, 0, 1, 3, 0, 0, 0, 1, 3, 1, 0, 0, 1, 4, -1, 1, 0, 1, 4, 0, 0, 0, 1, 5, 0, 0, 0, 1, 6, 0, 0, 0, 2, 3, 0, 0, 1, 2, 3, 1, -1, -1, 2, 4, -1, 0, 1, 2, 4, 0, 0, -1, 2, 6, 0, -1, 0, 2, 7, 0, 0, 0, 3, 4, -2, 1, 1, 3, 4, 0, 0, -1, 3, 5, -1, 0, 0, 3, 8, 0, 0, 0, 4, 7, 1, 0, -1, 4, 8, 2, -1, -1, 5, 7, 1, 0, -1, 6, 8, 1, 0, -1) |
Geometric data
Systre equilibrium placement (barycentric embedding) maximising unit cell volume
Spacegroup: P-42m
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 1.88019 | 1.88019 | 1.86814 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0 | 0.36842 | 0 |
| 0.23684 | 0.76316 | 0.2 |
Edge end points:
Systre coordinates favouring equal edge-lengths
Spacegroup: P-42m
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 1.41577 | 1.41577 | 1.41537 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0 | 0.14712 | 0 |
| 0.24302 | 0.24302 | 0.743 |
Edge end points:
Hyperbolic sources
h-nets with faithful topology
1 record listed.| Image | h-net name | Orbifold symbol | Transitivity (Vert,Edge,Face) | Vertex Degree | 2D Vertex Symbol |
|---|---|---|---|---|---|
 |
hqc1689 | *2244 | (2,5,5) | {8,3} | {4.4.4.3.4.3.4.4}{4.4.3} |