s-net: sqc3345
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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 | 20 |
| Transitivity (vertex,edge) | (4,4) |
| Vertex degrees | {3,4,12,8} |
| Vertex coordination sequence | [(3, 22, 51, 191, 220, 564, 508, 1136, 916, 1908), (4, 14, 76, 122, 350, 350, 822, 698, 1494, 1166), (12, 32, 140, 172, 468, 432, 996, 812, 1724, 1312), (8, 48, 88, 276, 288, 704, 608, 1332, 1048, 2160)] |
| Wells’ vertex symbol | [4^3, 4^4.6^2, 4^12.6^46.8^8, 4^8.6^18.8^2] |
| Systre key | (3, 1, 2, 0, 0, 0, 1, 2, 0, 0, 1, 1, 2, 1, -2, 1, 1, 2, 1, 0, 0, 1, 3, 0, 0, 0, 1, 3, 1, -1, 0, 1, 4, 0, 0, 0, 1, 4, 0, 1, 0, 2, 5, 0, 0, 0, 2, 5, 1, -1, 0, 2, 6, 0, 0, 0, 2, 6, 0, 1, 0, 2, 7, 0, 0, 0, 2, 7, 1, -1, 0, 2, 8, 0, 0, 0, 2, 8, 0, 1, 0, 3, 6, 0, 0, 1, 3, 8, 0, 1, 0, 4, 5, 1, -2, 1, 4, 7, 1, -1, 0) |
Geometric data
Systre equilibrium placement (barycentric embedding) maximising unit cell volume
Spacegroup: P-42m
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 1.71023 | 1.71023 | 2.09416 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0 | 0.5 | 0.33333 |
| 0 | 0.5 | 0 |
| 1 | 1 | 0.5 |
| 0.5 | 0.5 | 0 |
Edge end points:
Systre coordinates favouring equal edge-lengths
Spacegroup: P-42m
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 1.55497 | 1.55497 | 0.73028 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0 | 0.5 | 0.40323 |
| 0 | 0.5 | 0 |
| 1 | 1 | 0.5 |
| 0.5 | 0.5 | 1 |
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 |
|---|---|---|---|---|---|
 |
hqc1527 | *2244 | (4,4,2) | {3,12,4,8} | {4.4.4}{4.4.4.4.4.4.4.4.4.4.4.4}... |