s-net: sqc2821
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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) | (3,6) |
| Vertex degrees | {4,8,3} |
| Vertex coordination sequence | [(4, 18, 52, 106, 190, 288, 406, 554, 692, 910), (8, 22, 62, 120, 200, 306, 428, 560, 744, 886), (3, 14, 38, 90, 163, 251, 374, 502, 653, 841)] |
| Wells’ vertex symbol | [4^2.5.7^3, 4^6.5^4.6^6.7^8.8^2.9^2, 4^2.5] |
| 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, 4, -1, 0, -1, 3, 4, 0, 1, 0, 3, 5, 0, -1, 0, 3, 5, 0, 0, 0, 3, 6, -1, -1, 0, 3, 6, 0, 0, 0, 4, 7, 0, 0, -1, 4, 7, 0, 0, 0, 4, 8, -1, 0, -1, 4, 8, 0, 0, 0, 5, 8, -1, 1, -1, 6, 7, 0, 1, -1) |
Geometric data
Systre equilibrium placement (barycentric embedding) maximising unit cell volume
Spacegroup: I212121
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 2.9677 | 2.37868 | 2.35863 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0.25 | 0.91667 | 0 |
| 0.5 | 0.25 | 0.3125 |
| 0.75 | 0 | 0.03125 |
Edge end points:
Systre coordinates favouring equal edge-lengths
Spacegroup: I212121
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 2.81588 | 1.81513 | 1.81019 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0.25 | 0.1173 | 0 |
| 0.5 | 0.25 | 0.36627 |
| 0.19595 | 0.48431 | 0.23711 |
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 |
|---|---|---|---|---|---|
 |
hqc1132 | *222222 | (3,5,2) | {4,8,3} | {10.10.10.10}{10.4.4.10.10.4.4.1... |