s-net: sqc3852
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| Systre crystallographic geometry file (.cgd) |
Links to this net in other databases
| topcryst |
Topological data
| Vertices per primitive translational unit | 12 |
| Edges per primitive translational unit | 20 |
| Transitivity (vertex,edge) | (2,4) |
| Vertex degrees | {4,3} |
| Vertex coordination sequence | [(4, 9, 18, 32, 50, 73, 100, 130, 164, 203), (3, 7, 17, 31, 47, 69, 96, 126, 161, 200)] |
| Wells’ vertex symbol | [4.8^5, 8^3] |
| Systre key | (3, 1, 2, 0, 0, 0, 1, 3, 0, 0, 0, 1, 4, 0, 0, 0, 1, 5, 0, 0, 0, 2, 3, 1, 0, 0, 2, 6, 0, 0, 0, 3, 7, 0, 0, 0, 4, 6, 0, 1, 0, 4, 8, 0, 0, 0, 4, 9, 0, 0, 0, 5, 7, 0, 0, 1, 5, 9, 0, 0, 0, 5, 10, 0, 0, 0, 6, 8, 1, -1, 0, 7, 10, -1, 0, -1, 8, 11, 0, 0, 0, 9, 11, 0, 0, 1, 9, 12, 0, 0, 0, 10, 12, 0, -1, 0, 11, 12, -1, 0, -1) |
Geometric data
Systre equilibrium placement (barycentric embedding) maximising unit cell volume
Spacegroup: P-4m2
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 3.34002 | 3.34002 | 2.24041 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0.15 | 0.15 | 0 |
| 0.35 | 0.25 | 0.33333 |
Edge end points:
Systre coordinates favouring equal edge-lengths
Spacegroup: P-4m2
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 3.31037 | 3.31037 | 2.25154 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0.15104 | 0.15104 | 0 |
| 0.34896 | 0.23963 | 0.30922 |
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 |
|---|---|---|---|---|---|
 |
hqc1391 | *4444 | (2,4,4) | {3,4} | {8.16.12}{12.16.4.16} |