s-net: sqc1394
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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 | 14 |
| Transitivity (vertex,edge) | (2,4) |
| Vertex degrees | {3,4} |
| Vertex coordination sequence | [(3, 8, 21, 44, 77, 124, 175, 236, 303, 380), (4, 10, 22, 48, 84, 128, 180, 240, 308, 384)] |
| Wells’ vertex symbol | [6.8^2, 6^2.8^2.10^2] |
| Systre key | (3, 1, 2, 0, 0, 0, 1, 2, 1, 0, 0, 1, 3, 0, 0, 0, 2, 4, 0, 0, 0, 2, 5, 0, 0, 0, 3, 5, 0, 1, 0, 3, 5, 1, -1, 0, 4, 6, 0, 0, 0, 4, 6, 1, 0, 0, 4, 7, 0, 0, 0, 5, 7, 0, 0, 1, 6, 8, 0, 0, 0, 7, 8, 0, 1, 0, 7, 8, 1, -1, 0) |
Geometric data
Systre equilibrium placement (barycentric embedding) maximising unit cell volume
Spacegroup: P42/mcm
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 1.58229 | 1.58229 | 4.08444 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0 | 0 | 0.2 |
| 0.5 | 0.5 | 0.15 |
Edge end points:
Systre coordinates favouring equal edge-lengths
Spacegroup: P42/mcm
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 1.41423 | 1.41423 | 4.0001 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0 | 0 | 0.12501 |
| 0.5 | 0.5 | 0.125 |
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 |
|---|---|---|---|---|---|
 |
hqc480 | *22222 | (2,4,2) | {4,3} | {6.8.8.6}{6.8.8} |