s-net: sqc381
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|
| Systre crystallographic geometry file (.cgd) |
Links to this net in other databases
| topcryst |
Topological data
| Vertices per primitive translational unit | 3 |
| Edges per primitive translational unit | 10 |
| Transitivity (vertex,edge) | (2,5) |
| Vertex degrees | {7,6} |
| Vertex coordination sequence | [(7, 23, 55, 107, 177, 267, 373, 499, 641, 803), (6, 18, 54, 108, 180, 274, 378, 512, 648, 822)] |
| Wells’ vertex symbol | [3.4^16.6^4, 3^4.4^2.6^4.7^4.8] |
| Systre key | (3, 1, 1, -1, 0, 0, 1, 2, -2, 0, 1, 1, 2, 0, 0, 0, 1, 2, 0, 0, 1, 1, 3, 0, 0, 0, 1, 3, 0, 1, 0, 2, 2, -1, 0, 0, 2, 3, 1, 0, -1, 2, 3, 1, 1, -1, 3, 3, 0, -1, 0) |
Geometric data
Systre equilibrium placement (barycentric embedding) maximising unit cell volume
Spacegroup: Pmmm
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 1.34581 | 0.95115 | 2.19725 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0 | 0 | 0.125 |
| 0.5 | 0 | 0 |
Edge end points:
Systre coordinates favouring equal edge-lengths
Spacegroup: Pmmm
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 1.3629 | 0.95305 | 1.89348 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0 | 0 | 0.20883 |
| 0.5 | 0 | 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 |
|---|---|---|---|---|---|
 |
hqc1274 | *222222 | (2,5,4) | {7,6} | {4.4.6.3.6.4.4}{6.3.3.6.3.3} |