s-net: sqc3238
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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 | 20 |
| Transitivity (vertex,edge) | (2,4) |
| Vertex degrees | {4,6} |
| Vertex coordination sequence | [(4, 13, 35, 70, 111, 161, 226, 301, 383, 474), (6, 19, 42, 75, 120, 176, 240, 314, 398, 494)] |
| Wells’ vertex symbol | [4^3.6^3, 4^7.6^8] |
| Systre key | (3, 1, 1, -1, 0, 0, 1, 2, 0, 0, 0, 1, 3, 0, 0, 0, 1, 4, 0, 0, 0, 1, 5, 0, 0, 0, 2, 2, -1, 0, 0, 2, 5, 0, 1, 0, 2, 6, 0, 0, 0, 2, 7, 0, 0, 0, 3, 4, 0, 0, 1, 3, 5, -1, 0, 0, 3, 8, 0, 0, 0, 4, 4, -1, 0, 0, 4, 7, 0, 0, 0, 4, 8, 1, 0, -1, 5, 6, 1, -1, 0, 6, 7, 0, 0, 1, 6, 8, 0, 1, 0, 7, 7, -1, 0, 0, 7, 8, 1, 1, -1) |
Geometric data
Systre equilibrium placement (barycentric embedding) maximising unit cell volume
Spacegroup: P-4m2
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 2.83396 | 2.83396 | 1.13631 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0 | 0.14286 | 0.16667 |
| 0.28571 | 0.28571 | 0.5 |
Edge end points:
Systre coordinates favouring equal edge-lengths
Spacegroup: P-4m2
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 2.83712 | 2.83712 | 1.00002 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0 | 0.21595 | 0.24959 |
| 0.32376 | 0.32376 | 0.5 |
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 |
|---|---|---|---|---|---|
 |
hqc1334 | *4444 | (2,4,5) | {6,4} | {4.8.4.8.4.8}{4.4.4.8} |