s-net: sqc6884
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| Systre crystallographic geometry file (.cgd) |
Links to this net in other databases
| topcryst |
Topological data
| Vertices per primitive translational unit | 16 |
| Edges per primitive translational unit | 28 |
| Transitivity (vertex,edge) | (2,3) |
| Vertex degrees | {3,4} |
| Vertex coordination sequence | [(3, 7, 16, 29, 51, 90, 127, 155, 214, 285), (4, 8, 14, 30, 60, 87, 123, 172, 219, 265)] |
| Wells’ vertex symbol | [4.10^2, 4^2.10^4] |
| Systre key | (3, 1, 2, 0, 0, 0, 1, 3, 0, 0, 0, 1, 4, 0, 0, 0, 1, 5, 0, 0, 0, 2, 3, 1, 0, 0, 2, 6, 0, 0, 0, 3, 6, 0, 0, 0, 4, 7, 0, 0, 0, 4, 8, 0, 0, 0, 4, 9, 0, 0, 0, 5, 8, 0, 0, 0, 5, 10, 0, 0, 0, 5, 11, 0, 0, 0, 6, 12, 0, 0, 0, 6, 13, 0, 0, 0, 7, 9, 0, 1, 0, 7, 13, 0, 0, 1, 8, 14, 0, 0, 0, 8, 15, 0, 0, 0, 9, 13, 0, 0, 1, 10, 11, 0, 1, 0, 10, 12, -1, 0, 1, 11, 12, -1, 0, 1, 12, 16, 0, 0, 0, 13, 16, 0, 0, 0, 14, 15, 1, 0, 0, 14, 16, 0, -1, 0, 15, 16, 0, -1, 0) |
Geometric data
Systre equilibrium placement (barycentric embedding) maximising unit cell volume
Spacegroup: I41/amd
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 2.77698 | 2.77698 | 7.60507 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0.25 | 0 | 0 |
| 0 | 0.625 | 0.08333 |
Edge end points:
Systre coordinates favouring equal edge-lengths
Spacegroup: I41/amd
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 2.54936 | 2.54936 | 7.99439 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0.30387 | 0 | 0 |
| 0 | 0.60152 | 0.07217 |
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 |
|---|---|---|---|---|---|
 |
hqc446 | *2244 | (2,3,3) | {4,3} | {4.16.4.16}{16.16.4} |