s-net: sqc3315
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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 | {4,3,12,8,4} |
| Vertex coordination sequence | [(4, 4, 34, 56, 172, 166, 406, 336, 740, 566), (3, 22, 40, 134, 139, 349, 297, 663, 515, 1077), (12, 26, 96, 106, 280, 246, 564, 446, 948, 706), (8, 40, 58, 174, 168, 408, 338, 742, 568, 1176), (4, 22, 88, 102, 272, 242, 556, 442, 940, 702)] |
| Wells’ vertex symbol | [4^4.6^2, 4^3, 4^18.6^28.8^20, 4^16.6^12, 4^6] |
| Systre key | (3, 1, 2, 0, 0, 0, 1, 2, 0, 0, 1, 1, 2, 0, 1, 0, 1, 2, 1, 0, 0, 2, 3, 0, 0, 0, 2, 3, 0, 0, 1, 2, 3, 0, 1, 0, 2, 3, 1, 0, 0, 3, 4, 0, 0, 0, 3, 4, 0, 1, 0, 3, 5, 0, 0, 0, 3, 5, 1, 0, 0, 3, 6, -1, 0, 1, 3, 6, 0, 0, 0, 3, 7, 0, -1, 1, 3, 7, 0, 0, 0, 4, 8, 0, 0, 0, 5, 8, 0, 0, 0, 6, 8, 1, 0, 0, 7, 8, 0, 1, 0) |
Geometric data
Systre equilibrium placement (barycentric embedding) maximising unit cell volume
Spacegroup: I-4m2
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 2.0732 | 2.0732 | 2.67572 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0 | 0 | 0 |
| 0.16667 | 0.16667 | 0 |
| 0 | 0.5 | 0.25 |
| 0 | 0 | 0.5 |
| 0.5 | 0 | 0.25 |
Edge end points:
Systre coordinates favouring equal edge-lengths
Spacegroup: I-4m2
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 0.96497 | 0.96497 | 2.64867 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0 | 0 | 0 |
| 0.15368 | 0.15368 | 0 |
| 0 | 0.5 | 0.25 |
| 0 | 0 | 0.5 |
| 0.5 | 0 | 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 |
|---|---|---|---|---|---|
 |
hqc1546 | *4444 | (5,4,2) | {4,3,12,8,4} | {4.4.4.4}{4.6.4}{4.6.6.4.6.6.4.6... |