s-net: sqc2893
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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 | 18 |
| Transitivity (vertex,edge) | (2,4) |
| Vertex degrees | {6,3} |
| Vertex coordination sequence | [(6, 20, 52, 105, 174, 263, 376, 504, 650, 823), (3, 9, 33, 72, 134, 220, 312, 432, 582, 728)] |
| Wells’ vertex symbol | [4^4.6^7.8^4, 4^3] |
| Systre key | (3, 1, 2, 0, 0, 0, 1, 2, 2, 0, 0, 1, 3, 0, 0, 0, 1, 4, 0, 0, 0, 1, 5, 0, 0, 0, 1, 6, 0, 0, 0, 2, 3, -1, 0, 0, 2, 4, -1, 0, 0, 2, 5, 0, 1, 0, 2, 6, 0, 1, 0, 3, 4, -1, 0, 0, 5, 6, 0, 0, 1, 5, 6, 2, 0, 1, 5, 7, 0, 0, 0, 5, 8, 0, 0, 0, 6, 7, -1, 0, -1, 6, 8, -1, 0, -1, 7, 8, -1, 0, 0) |
Geometric data
Systre equilibrium placement (barycentric embedding) maximising unit cell volume
Spacegroup: P4/mmm
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 3.20421 | 3.20421 | 1.24108 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0 | 0.375 | 0.5 |
| 0 | 0.5 | 0.25 |
Edge end points:
Systre coordinates favouring equal edge-lengths
Spacegroup: P4/mmm
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 2.27991 | 2.27991 | 0.69165 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0.2988 | 0 | 0.5 |
| 0 | 0.5 | 0.29639 |
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 |
|---|---|---|---|---|---|
 |
hqc958 | *2244 | (2,4,4) | {6,3} | {4.8.4.4.4.8}{4.4.4} |