s-net: sqc1137
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| Systre crystallographic geometry file (.cgd) |
Links to this net in other databases
| topcryst |
Topological data
| Vertices per primitive translational unit | 4 |
| Edges per primitive translational unit | 14 |
| Transitivity (vertex,edge) | (2,7) |
| Vertex degrees | {9,5} |
| Vertex coordination sequence | [(9, 28, 57, 98, 153, 220, 297, 386, 489, 604), (5, 16, 45, 90, 143, 208, 287, 378, 479, 592)] |
| Wells’ vertex symbol | [3^9.4^20.5^6.6, 3^3.4^4.5^3] |
| Systre key | (3, 1, 1, -1, 0, 0, 1, 1, 0, -1, 0, 1, 2, -2, 0, 0, 1, 2, -1, 0, 0, 1, 2, 0, 0, 0, 1, 3, -1, 0, 0, 1, 3, 0, 0, 0, 2, 2, -1, 0, 0, 2, 2, 0, -1, 0, 2, 4, -1, 0, 0, 2, 4, 0, 0, 0, 3, 3, -1, 0, 0, 3, 4, 0, 0, 1, 4, 4, -1, 0, 0) |
Geometric data
Systre equilibrium placement (barycentric embedding) maximising unit cell volume
Spacegroup: Pmmm
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 0.85573 | 1.60006 | 3.4595 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0 | 0 | 0.07143 |
| 0.5 | 0 | 0.28571 |
Edge end points:
Systre coordinates favouring equal edge-lengths
Spacegroup: Pmmm
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 0.94986 | 1.02705 | 3.52584 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0 | 0 | 0.09613 |
| 0.5 | 0 | 0.35437 |
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 |
|---|---|---|---|---|---|
 |
hqc2274 | *222222 | (2,7,6) | {9,5} | {4.4.4.3.3.3.4.4.4}{3.3.4.4.3} |