s-net: sqc1830
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| Systre crystallographic geometry file (.cgd) |
Links to this net in other databases
| topcryst |
Topological data
| Vertices per primitive translational unit | 7 |
| Edges per primitive translational unit | 16 |
| Transitivity (vertex,edge) | (4,4) |
| Vertex degrees | {4,8,4,4} |
| Vertex coordination sequence | [(4, 10, 30, 80, 137, 221, 312, 430, 558, 708), (8, 24, 64, 114, 184, 280, 368, 522, 616, 840), (4, 4, 22, 60, 112, 190, 262, 396, 476, 678), (4, 28, 54, 118, 180, 272, 382, 490, 660, 772)] |
| Wells’ vertex symbol | [3^2.4.5^2.6, 5^8.6^10.8^2.9^8, 3^4.4^2, 5^4.6^2] |
| 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, 4, 0, 0, 0, 2, 5, 0, 0, 0, 2, 6, 0, 0, 0, 3, 4, -1, 0, 0, 3, 5, 0, -1, 0, 3, 7, 0, 0, 0, 4, 6, 1, 0, -1, 4, 7, 1, 0, 0, 5, 6, 0, 1, -1, 5, 7, 0, 1, 0, 6, 7, 0, 0, 1) |
Geometric data
Systre equilibrium placement (barycentric embedding) maximising unit cell volume
Spacegroup: I-4m2
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 2.79883 | 2.79883 | 3.86817 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0 | 0.375 | 0.29167 |
| 0.5 | 0.5 | 0 |
| 0 | 0.5 | 0.25 |
| 0.5 | 0 | 0.25 |
Edge end points:
Systre coordinates favouring equal edge-lengths
Spacegroup: I-4m2
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 0.93917 | 0.93917 | 3.7008 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0 | 0.07111 | 0.36732 |
| 0.5 | 0.5 | 0 |
| 0 | 0.5 | 0.25 |
| 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 |
|---|---|---|---|---|---|
 |
hqc866 | *4444 | (4,4,2) | {4,4,8,4} | {20.20.3.3}{3.3.3.3}{20.20.20.20... |