s-net: sqc1813
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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 | 16 |
| Transitivity (vertex,edge) | (4,3) |
| Vertex degrees | {3,4,8,4} |
| Vertex coordination sequence | [(3, 12, 23, 96, 137, 373, 371, 849, 725, 1525), (4, 6, 30, 56, 210, 226, 590, 514, 1170, 922), (8, 20, 84, 120, 340, 340, 796, 680, 1452, 1140), (4, 28, 52, 178, 212, 546, 492, 1096, 892, 1852)] |
| Wells’ vertex symbol | [4.6^2, 4^2.6^2.8^2, 6^14.8^14, 6^6] |
| Systre key | (3, 1, 2, 0, 0, 0, 1, 2, 0, 0, 1, 1, 2, 0, 1, -1, 1, 2, 2, 1, 0, 2, 3, 0, 0, 0, 2, 4, 0, 0, 0, 2, 5, 0, 0, 0, 2, 6, 0, 0, 0, 3, 7, -1, 0, 0, 3, 7, 0, 0, 0, 4, 8, -1, 0, 0, 4, 8, 0, 0, 0, 5, 8, 0, 1, -1, 5, 8, 1, 1, -1, 6, 7, 0, 0, 1, 6, 7, 1, 0, 1) |
Geometric data
Systre equilibrium placement (barycentric embedding) maximising unit cell volume
Spacegroup: P-42m
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 2.1502 | 2.1502 | 1.43321 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0.16667 | 0.5 | 0.5 |
| 0 | 0.5 | 0 |
| 0.5 | 0.5 | 0.5 |
| 0 | 0 | 0 |
Edge end points:
Systre coordinates favouring equal edge-lengths
Spacegroup: P-42m
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 0.99547 | 0.99547 | 1.6225 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0.48684 | 0.5 | 0.5 |
| 0 | 0.5 | 0 |
| 0.5 | 0.5 | 0.5 |
| 0 | 0 | 0 |
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 |
|---|---|---|---|---|---|
 |
hqc869 | *2244 | (4,3,2) | {4,3,8,4} | {4.6.4.6}{4.6.6}{6.6.6.6.6.6.6.6... |