s-net: sqc6620
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| Systre crystallographic geometry file (.cgd) |
Links to this net in other databases
| topcryst |
Topological data
| Vertices per primitive translational unit | 12 |
| Edges per primitive translational unit | 28 |
| Transitivity (vertex,edge) | (3,4) |
| Vertex degrees | {4,8,4} |
| Vertex coordination sequence | [(4, 18, 42, 111, 171, 283, 369, 525, 639, 839), (8, 20, 70, 110, 204, 272, 410, 506, 688, 812), (4, 8, 34, 72, 152, 226, 350, 448, 616, 742)] |
| Wells’ vertex symbol | [4^2.6^4, 4^4.6^14.8^10, 4^4.6^2] |
| Systre key | (3, 1, 2, 0, 0, 0, 1, 2, 1, 0, 0, 1, 3, 0, 0, 0, 1, 4, 0, 0, 0, 2, 5, -1, 1, 1, 2, 5, 0, 0, 0, 2, 6, 0, 0, 0, 2, 6, 0, 1, 0, 2, 7, 0, 0, 0, 2, 7, 0, 0, 1, 3, 8, -1, 1, 1, 3, 8, 0, 0, 0, 3, 9, 0, 0, 0, 4, 5, 0, 1, 1, 4, 6, 0, 1, 1, 4, 7, 0, 0, 1, 5, 10, 0, 0, 0, 6, 11, 0, 0, 0, 7, 12, 0, 0, 0, 8, 10, 0, 0, 0, 8, 10, 0, 1, 0, 8, 11, 1, 0, -1, 8, 11, 1, 0, 0, 8, 12, 0, 0, 0, 8, 12, 1, 0, 0, 9, 10, 0, 1, 0, 9, 11, 1, 1, 0, 9, 12, 0, 1, 1) |
Geometric data
Systre equilibrium placement (barycentric embedding) maximising unit cell volume
Spacegroup: I-42d
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 2.73121 | 2.73121 | 2.97668 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0.2 | 0.33333 | 0.3 |
| 0.5 | 0 | 0.25 |
| 1 | 0 | 0 |
Edge end points:
Systre coordinates favouring equal edge-lengths
Spacegroup: I-42d
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 2.20765 | 2.20765 | 2.12516 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0.25612 | 0.14247 | 0.14026 |
| 0.5 | 0 | 0.25 |
| 1 | 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 |
|---|---|---|---|---|---|
 |
hqc537 | *2244 | (3,3,2) | {4,8,4} | {6.4.4.6}{6.4.6.4.6.4.6.4}{4.4.4.4} |