s-net: sqc4221
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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 | 22 |
| Transitivity (vertex,edge) | (4,5) |
| Vertex degrees | {4,3,8,16} |
| Vertex coordination sequence | [(4, 36, 92, 282, 356, 754, 780, 1450, 1364, 2370), (3, 31, 74, 267, 334, 717, 783, 1337, 1429, 2183), (8, 52, 84, 360, 320, 902, 710, 1658, 1250, 2670), (16, 32, 186, 182, 626, 482, 1278, 934, 2178, 1522)] |
| Wells’ vertex symbol | [5^4.6.8, 3^2.4, 3^8.4^8.5^8.6^4, 3^8.4^4.5^16.6^40.7^48.8^4] |
| Systre key | (3, 1, 2, 0, 0, 0, 1, 2, 0, 0, 1, 1, 2, 0, 1, 1, 1, 2, 2, -1, 0, 1, 3, 0, 0, 0, 1, 4, 0, 0, 0, 1, 5, 0, 0, 0, 1, 6, 0, 0, 0, 2, 3, 0, -1, -1, 2, 3, 0, 0, 0, 2, 4, 0, 0, -1, 2, 4, 0, 0, 0, 2, 5, -2, 1, 0, 2, 5, 0, -1, -1, 2, 6, -2, 1, 0, 2, 6, 0, 0, -1, 2, 7, 0, 0, 0, 2, 7, 1, -1, 0, 2, 8, 0, 0, 0, 2, 8, 1, 0, 0, 7, 7, -1, 1, 1, 8, 8, -1, 1, 1) |
Geometric data
Systre equilibrium placement (barycentric embedding) maximising unit cell volume
Spacegroup: P-42m
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 1.66356 | 1.66356 | 1.25242 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0 | 0.5 | 0 |
| 0.16667 | 0.5 | 0.5 |
| 0.5 | 0.5 | 0.5 |
| 0 | 0 | 0 |
Edge end points:
Systre coordinates favouring equal edge-lengths
Spacegroup: P-42m
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 1.52977 | 1.52977 | 1.02909 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0 | 0.5 | 0 |
| 0.20371 | 0.5 | 0.5 |
| 0.5 | 0.5 | 0.5 |
| 0 | 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 |
|---|---|---|---|---|---|
 |
hqc1851 | *2244 | (4,5,2) | {4,16,3,8} | {5.5.5.5}{5.3.3.5.5.3.3.5.5.3.3.... |