s-net: sqc3615
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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) | (4,5) |
| Vertex degrees | {8,4,4,4} |
| Vertex coordination sequence | [(8, 24, 74, 118, 228, 292, 472, 536, 804, 852), (4, 22, 54, 134, 178, 336, 374, 630, 638, 1016), (4, 20, 44, 106, 154, 280, 346, 556, 610, 912), (4, 12, 38, 72, 132, 198, 314, 424, 584, 734)] |
| Wells’ vertex symbol | [3^4.4^2.5^4.6^13.7^5, 3^2.6^4, 5^4.6.8, 5.6^5] |
| Systre key | (3, 1, 2, 0, 0, 0, 1, 2, 1, 0, 0, 1, 3, 0, 0, 0, 1, 4, 0, 0, 0, 2, 3, 0, 0, 1, 2, 4, 0, 1, 0, 3, 5, 0, 0, 0, 3, 5, 1, 0, 0, 4, 6, 0, 0, 0, 4, 6, 1, 0, 0, 5, 6, 0, 0, 0, 5, 6, 0, 1, -1, 5, 7, 0, -1, 0, 5, 7, 0, 0, 0, 5, 8, -1, -1, 0, 5, 8, 0, 0, 0, 6, 7, 0, -1, 0, 6, 7, 0, -1, 1, 6, 8, -1, -1, 0, 6, 8, 0, -1, 1) |
Geometric data
Systre equilibrium placement (barycentric embedding) maximising unit cell volume
Spacegroup: Imma
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 1.84082 | 2.32907 | 3.18719 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0 | 0 | 0 |
| 0.25 | 0.25 | 0.75 |
| 0 | 0 | 0.5 |
| 0 | 0.75 | 0.66667 |
Edge end points:
Systre coordinates favouring equal edge-lengths
Spacegroup: Imma
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 1.97174 | 1.99942 | 2.87665 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0 | 0 | 0 |
| 0.25 | 0.25 | 0.75 |
| 0 | 0 | 0.5 |
| 0 | 0.25 | 0.20199 |
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 |
|---|---|---|---|---|---|
 |
hqc1484 | *222222 | (4,5,2) | {8,4,4,4} | {3.7.7.3.3.7.7.3}{3.7.3.7}{7.7.7... |