s-net: sqc2078
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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 | 16 |
| Transitivity (vertex,edge) | (3,4) |
| Vertex degrees | {4,4,4} |
| Vertex coordination sequence | [(4, 8, 18, 42, 69, 107, 141, 201, 252, 300), (4, 6, 16, 36, 70, 98, 130, 188, 270, 286), (4, 12, 28, 46, 70, 118, 158, 184, 238, 326)] |
| Wells’ vertex symbol | [3^2.4.8^2.9, 3^2.8^4, 8^6] |
| Systre key | (3, 1, 2, 0, 0, 0, 1, 2, 1, 0, 0, 1, 3, 0, 0, 0, 1, 4, 0, 0, 0, 2, 5, 0, 0, 0, 2, 6, 0, 0, 0, 3, 6, 0, 1, 0, 3, 7, 0, 0, 0, 3, 8, 0, 0, 0, 4, 5, 1, 1, 2, 4, 7, 1, 0, 1, 4, 8, 0, 0, 1, 5, 7, 0, -1, -1, 5, 8, -1, -1, -1, 6, 7, 0, -1, 0, 6, 8, 0, -1, 0) |
Geometric data
Systre equilibrium placement (barycentric embedding) maximising unit cell volume
Spacegroup: Cmma
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 5.5065 | 2.46145 | 3.25685 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0.3 | 0.25 | 0.07143 |
| 0.25 | 0 | 0 |
| 0 | 0.25 | 0.64286 |
Edge end points:
Systre coordinates favouring equal edge-lengths
Spacegroup: Cmma
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 4.70032 | 2.44074 | 2.35695 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0.34237 | 0.25 | 0.18185 |
| 0.25 | 0 | 0 |
| 0 | 0.25 | 0.50009 |
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 |
|---|---|---|---|---|---|
 |
hqc819 | *22222 | (3,4,2) | {4,4,4} | {3.10.10.3}{3.10.3.10}{10.10.10.10} |