s-net: sqc1718
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| Systre crystallographic geometry file (.cgd) |
Links to this net in other databases
| topcryst |
Topological data
| Vertices per primitive translational unit | 5 |
| Edges per primitive translational unit | 16 |
| Transitivity (vertex,edge) | (2,6) |
| Vertex degrees | {4,7} |
| Vertex coordination sequence | [(4, 16, 44, 78, 122, 178, 244, 318, 402, 498), (7, 22, 47, 82, 127, 182, 247, 322, 407, 502)] |
| Wells’ vertex symbol | [3^4.4^2, 3^2.4^12.5^4.6^3] |
| Systre key | (3, 1, 1, -1, 0, 0, 1, 2, 0, 0, 0, 1, 3, 0, 0, 0, 1, 3, 0, 1, 0, 1, 4, 0, 0, 0, 1, 5, 0, 0, 0, 2, 2, -1, 0, 0, 2, 3, 0, 0, 1, 2, 4, 0, -1, 1, 2, 5, 0, -1, 1, 2, 5, 0, 0, 1, 3, 3, -1, 0, 0, 3, 4, 0, -1, 0, 3, 5, 0, -1, 1, 4, 5, 0, 0, 0, 5, 5, -1, 0, 0) |
Geometric data
Systre equilibrium placement (barycentric embedding) maximising unit cell volume
Spacegroup: Cmmm
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 2.16237 | 4.35046 | 1.19106 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0 | 0 | 0 |
| 0.21429 | 0.1 | 0 |
Edge end points:
Systre coordinates favouring equal edge-lengths
Spacegroup: Cmmm
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 2.16587 | 4.32947 | 1.03282 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0 | 0 | 0 |
| 0.26158 | 0.13087 | 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 |
|---|---|---|---|---|---|
 |
hqc571 | *2244 | (2,4,4) | {7,4} | {4.4.4.3.3.4.4}{3.3.3.3} |