s-net: sqc4648
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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 | 22 |
| Transitivity (vertex,edge) | (2,5) |
| Vertex degrees | {4,3} |
| Vertex coordination sequence | [(4, 9, 20, 41, 74, 112, 162, 223, 289, 360), (3, 6, 16, 34, 65, 96, 155, 202, 276, 334)] |
| Wells’ vertex symbol | [3.8^3.9^2, 3.8^2] |
| 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, 0, 0, 0, 2, 6, 0, 0, 0, 2, 7, 0, 0, 0, 3, 8, 0, 0, 0, 4, 7, 2, 0, 0, 4, 8, 1, 0, 0, 4, 9, 0, 0, 0, 5, 6, 0, 0, 1, 5, 9, 0, 1, 0, 5, 10, 0, 0, 0, 6, 11, 0, 0, 0, 6, 12, 0, 0, 0, 7, 8, -1, 0, 0, 7, 11, -2, -1, 0, 9, 10, 0, -1, 0, 9, 11, -2, -1, 1, 10, 12, -1, 0, 1, 11, 12, 0, 0, 0) |
Geometric data
Systre equilibrium placement (barycentric embedding) maximising unit cell volume
Spacegroup: P-42m
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 3.89445 | 3.89445 | 1.90997 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0.09615 | 0.61538 | 0.2 |
| 0 | 0.44231 | 0 |
Edge end points:
Systre coordinates favouring equal edge-lengths
Spacegroup: P-42m
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 2.8555 | 2.8555 | 1.38667 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0.12422 | 0.62813 | 0.25419 |
| 0 | 0.32491 | 0 |
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 |
|---|---|---|---|---|---|
 |
hqc1660 | *2244 | (2,5,4) | {4,3} | {8.8.3.8}{3.8.8} |