s-net: sqc2880
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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 | 18 |
| Transitivity (vertex,edge) | (2,5) |
| Vertex degrees | {3,6} |
| Vertex coordination sequence | [(3, 10, 33, 88, 187, 334, 517, 722, 969, 1238), (6, 18, 48, 122, 246, 402, 590, 810, 1062, 1346)] |
| Wells’ vertex symbol | [3.8^2, 3^2.4^2.5^2.6.7^2.8^6] |
| Systre key | (3, 1, 2, 0, 0, 0, 1, 2, 1, 0, 0, 1, 3, 0, 0, 0, 2, 2, -1, 0, 0, 2, 4, 0, 0, 0, 2, 5, 0, 0, 0, 3, 5, 0, 1, 0, 3, 5, 1, -1, 0, 4, 4, -1, 0, 0, 4, 6, 0, 0, 0, 4, 6, 1, 0, 0, 4, 7, 0, 0, 0, 5, 5, -1, 2, 0, 5, 7, 0, 0, 1, 6, 8, 0, 0, 0, 7, 7, -1, 2, 0, 7, 8, 0, 1, 0, 7, 8, 1, -1, 0) |
Geometric data
Systre equilibrium placement (barycentric embedding) maximising unit cell volume
Spacegroup: P42/mcm
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 1.06143 | 1.06143 | 4.74833 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0 | 0 | 0.2 |
| 0.5 | 0.5 | 0.15 |
Edge end points:
Systre coordinates favouring equal edge-lengths
Spacegroup: P42/mcm
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 0.7071 | 0.7071 | 3.86289 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0 | 0 | 0.1329 |
| 0.5 | 0.5 | 0.13075 |
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 |
|---|---|---|---|---|---|
 |
hqc987 | *22222 | (2,5,3) | {6,3} | {4.3.8.8.3.4}{3.8.8} |