s-net: sqc311
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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 | 9 |
| Transitivity (vertex,edge) | (4,4) |
| Vertex degrees | {4,4,6,4} |
| Vertex coordination sequence | [(4, 16, 32, 78, 100, 194, 228, 374, 430, 618), (4, 16, 28, 70, 102, 184, 230, 364, 426, 608), (6, 14, 42, 62, 130, 160, 276, 324, 488, 552), (4, 12, 28, 52, 108, 170, 256, 350, 468, 594)] |
| Wells’ vertex symbol | [4^4.6^2, 5^4.6.8, 4^4.5.6^10, 5^4.6.8] |
| Systre key | (3, 1, 2, 0, 0, 0, 1, 2, 0, 0, 1, 1, 2, 1, 0, 0, 1, 2, 1, 0, 1, 1, 3, 0, 0, 0, 1, 3, 0, 1, 0, 3, 4, 0, 0, 0, 3, 4, 0, 0, 1, 4, 4, 0, -1, 0) |
Geometric data
Systre equilibrium placement (barycentric embedding) maximising unit cell volume
Spacegroup: Pmmm
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 1.4605 | 1.78874 | 1.4605 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0 | 0 | 0 |
| 0.5 | 0.5 | 0.5 |
| 0.5 | 0.5 | 0 |
| 0 | 0.5 | 0.5 |
Edge end points:
Systre coordinates favouring equal edge-lengths
Spacegroup: Pmmm
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 2.11267 | 0.54622 | 1.26153 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0 | 0 | 0 |
| 0.5 | 0.5 | 0.5 |
| 0.5 | 0.5 | 0 |
| 0 | 0.5 | 0.5 |
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 |
|---|---|---|---|---|---|
 |
hqc1231 | *222222 | (4,4,2) | {4,4,6,4} | {7.7.7.7}{7.7.7.7}{7.4.7.7.4.7}{... |