s-net: sqc7850
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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 | 32 |
| Transitivity (vertex,edge) | (2,4) |
| Vertex degrees | {3,5} |
| Vertex coordination sequence | [(3, 8, 19, 33, 52, 77, 104, 136, 172, 211), (5, 12, 22, 37, 56, 79, 108, 140, 175, 216)] |
| Wells’ vertex symbol | [4^2.6, 4^4.6^5.8] |
| Systre key | (3, 1, 2, 0, 0, 0, 1, 3, 0, 0, 0, 1, 3, 1, 0, 0, 1, 4, 0, 0, 0, 1, 5, 0, 0, 0, 2, 6, 0, 0, 0, 2, 7, 0, 0, 0, 2, 8, 0, 0, 0, 2, 8, 1, 0, 0, 3, 8, 0, 0, 0, 3, 9, 0, 0, 0, 3, 10, 0, 0, 0, 4, 9, 0, 0, 0, 4, 11, 0, 0, 0, 5, 10, 1, 0, 0, 5, 12, 0, 0, 0, 6, 13, 0, 0, 0, 6, 14, 0, 0, 0, 7, 15, 0, 0, 0, 7, 16, 0, 0, 0, 8, 14, 0, 0, 0, 8, 16, -1, 0, 0, 9, 13, 0, 1, 0, 10, 15, 0, 1, 0, 11, 13, 0, 1, 0, 11, 13, 1, 1, 0, 11, 14, 1, 1, 0, 11, 15, 0, 0, 1, 12, 13, 1, 2, -1, 12, 15, 0, 1, 0, 12, 15, 1, 1, 0, 12, 16, 0, 1, 0) |
Geometric data
Systre equilibrium placement (barycentric embedding) maximising unit cell volume
Spacegroup: I4/mmm
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 5.78357 | 5.78357 | 2.11134 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0 | 0.33333 | 0.375 |
| 0.16667 | 0.33333 | 0.25 |
Edge end points:
Systre coordinates favouring equal edge-lengths
Spacegroup: I4/mmm
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 5.41425 | 5.41425 | 2.0 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0 | 0.31567 | 0.25001 |
| 0.1847 | 0.3153 | 0.25 |
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 |
|---|---|---|---|---|---|
 |
hqc673 | *2224 | (2,4,3) | {5,3} | {4.4.8.4.4}{4.4.8} |