s-net: sqc6979
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| Systre crystallographic geometry file (.cgd) |
Links to this net in other databases
| topcryst |
Topological data
| Vertices per primitive translational unit | 18 |
| Edges per primitive translational unit | 28 |
| Transitivity (vertex,edge) | (3,4) |
| Vertex degrees | {3,3,4} |
| Vertex coordination sequence | [(3, 6, 14, 29, 45, 65, 92, 121, 157, 196), (3, 7, 14, 28, 45, 65, 93, 119, 158, 191), (4, 8, 16, 28, 44, 68, 94, 120, 152, 196)] |
| Wells’ vertex symbol | [8.9.10, 8^2.10, 8^4.9^2] |
| Systre key | (3, 1, 2, 0, 0, 0, 1, 3, 0, 0, 0, 1, 4, 0, 0, 0, 1, 5, 0, 0, 0, 2, 6, 0, 0, 0, 2, 7, 0, 0, 0, 3, 8, 0, 0, 0, 3, 9, 0, 0, 0, 4, 10, 0, 0, 0, 4, 11, 0, 0, 0, 5, 12, 0, 0, 0, 5, 13, 0, 0, 0, 6, 13, 1, 0, 0, 6, 14, 0, 0, 0, 7, 8, 0, 1, 0, 7, 14, 0, 0, 1, 8, 15, 0, 0, 0, 9, 11, 0, 0, -1, 9, 15, -1, 1, -1, 10, 12, 1, -1, 1, 10, 16, 0, 0, 0, 11, 16, -1, 0, 0, 12, 17, 0, 0, 0, 13, 17, 0, -1, 0, 14, 18, 0, 0, 0, 15, 18, 1, -1, 1, 16, 18, 1, -1, 1, 17, 18, 0, 0, 1) |
Geometric data
Systre equilibrium placement (barycentric embedding) maximising unit cell volume
Spacegroup: I-42d
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 4.3359 | 4.3359 | 4.3359 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0.33333 | 0.16667 | 0.0625 |
| 0.16667 | 0 | 0.125 |
| 0 | 0 | 0 |
Edge end points:
Systre coordinates favouring equal edge-lengths
Spacegroup: I-42d
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 4.27572 | 4.27572 | 4.30473 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0.34411 | 0.15556 | 0.0565 |
| 0.18903 | 0.00026 | 0.13679 |
| 0 | 1 | 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 |
|---|---|---|---|---|---|
 |
hqc519 | *2244 | (3,3,2) | {3,3,4} | {12.8.12}{12.8.8}{8.8.8.8} |