s-net: sqc391
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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) | (2,3) |
| Vertex degrees | {8,4} |
| Vertex coordination sequence | [(8, 26, 56, 98, 152, 218, 296, 386, 488, 602), (4, 20, 50, 94, 146, 214, 290, 382, 482, 598)] |
| Wells’ vertex symbol | [3^4.4^12.5^8.6^4, 3^4.4^2] |
| Systre key | (3, 1, 1, -1, 0, 0, 1, 2, 0, 0, 0, 1, 2, 0, 0, 1, 1, 2, 0, 1, 0, 1, 2, 0, 1, 1, 1, 3, 0, 0, 0, 1, 3, 0, 1, 0, 2, 2, -1, 0, 0, 2, 3, 0, 0, -1, 2, 3, 0, 0, 0) |
Geometric data
Systre equilibrium placement (barycentric embedding) maximising unit cell volume
Spacegroup: P4/mmm
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 1.52422 | 1.52422 | 1.32022 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0 | 0.5 | 0 |
| 0.5 | 0.5 | 0 |
Edge end points:
Systre coordinates favouring equal edge-lengths
Spacegroup: P4/mmm
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 1.63484 | 1.63484 | 1.05316 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0 | 0.5 | 0 |
| 0.5 | 0.5 | 0 |
Edge end points:
Hyperbolic sources
h-nets with faithful topology
3 records listed.| Image | h-net name | Orbifold symbol | Transitivity (Vert,Edge,Face) | Vertex Degree | 2D Vertex Symbol |
|---|---|---|---|---|---|
 |
hqc113 | *2224 | (2,3,2) | {8,4} | {4.3.3.4.4.3.3.4}{3.3.3.3} |
 |
hqc121 | *2244 | (2,3,2) | {8,4} | {8.3.3.8.8.3.3.8}{3.3.3.3} |
 |
hqc1284 | *222222 | (2,5,4) | {8,4} | {4.4.3.6.6.3.4.4}{3.6.3.6} |
