s-net: sqc3518
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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) | (5,4) |
| Vertex degrees | {4,4,8,8,4} |
| Vertex coordination sequence | [(4, 8, 40, 50, 132, 120, 292, 238, 496, 372), (4, 20, 27, 84, 84, 207, 177, 392, 305, 626), (8, 12, 44, 50, 132, 120, 292, 238, 496, 372), (8, 16, 60, 64, 166, 144, 320, 250, 536, 400), (4, 24, 36, 100, 94, 236, 196, 408, 308, 658)] |
| Wells’ vertex symbol | [4^4.6^2, 4^5.6, 4^8.6^16.8^4, 4^6.6^18.8^4, 4^4.6^2] |
| Systre key | (3, 1, 2, 0, 0, 0, 1, 2, 1, 0, 0, 1, 3, 0, 0, 0, 1, 3, 1, 0, 0, 1, 4, 0, 0, 0, 1, 4, 0, 1, 0, 1, 5, 0, 0, 0, 1, 5, 0, 1, 0, 2, 6, 0, 0, 0, 2, 7, 0, 0, 0, 3, 6, 0, 0, 0, 3, 7, 0, 1, 0, 4, 6, 0, 0, 1, 4, 7, 0, 0, 0, 5, 6, 0, 0, 1, 5, 7, 1, 0, 0, 6, 8, 0, 0, 0, 6, 8, 0, 1, 0, 6, 8, 1, 0, 0, 6, 8, 1, 1, 0) |
Geometric data
Systre equilibrium placement (barycentric embedding) maximising unit cell volume
Spacegroup: I-4m2
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 1.69797 | 1.69797 | 6.04294 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0 | 0 | 0 |
| 0.375 | 0 | 0.0625 |
| 0 | 0 | 0.5 |
| 0.5 | 0 | 0.25 |
| 0 | 0.5 | 0.25 |
Edge end points:
Systre coordinates favouring equal edge-lengths
Spacegroup: I-4m2
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 1.39774 | 1.39774 | 6.28212 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0 | 0 | 0 |
| 0.32859 | 0 | 0.09447 |
| 0 | 0 | 0.5 |
| 0.5 | 0 | 0.25 |
| 0 | 0.5 | 0.25 |
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 |
|---|---|---|---|---|---|
 |
hqc1557 | *4444 | (5,4,2) | {4,4,8,8,4} | {4.4.4.4}{4.6.6.4}{4.6.4.6.4.6.4... |