s-net: sqc72
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|
| Systre crystallographic geometry file (.cgd) |
Links to this net in other databases
| topcryst |
Topological data
| Vertices per primitive translational unit | 3 |
| Edges per primitive translational unit | 7 |
| Transitivity (vertex,edge) | (3,3) |
| Vertex degrees | {4,4,6} |
| Vertex coordination sequence | [(4, 16, 32, 74, 96, 174, 192, 314, 320, 494), (4, 16, 28, 74, 88, 174, 186, 314, 314, 494), (6, 14, 42, 58, 120, 138, 240, 250, 400, 394)] |
| Wells’ vertex symbol | [5^4.8^2, 4^4.6^2, 4^4.5^8.6^3] |
| 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, 3, -1, 0, 0) |
Geometric data
Systre equilibrium placement (barycentric embedding) maximising unit cell volume
Spacegroup: Pmmm
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 2.16623 | 1.53137 | 1.08278 | 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 | 0 |
Edge end points:
Systre coordinates favouring equal edge-lengths
Spacegroup: Pmmm
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 2.00003 | 1.73199 | 1.00004 | 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 | 0 |
Edge end points:
Hyperbolic sources
h-nets with faithful topology
2 records listed.| Image | h-net name | Orbifold symbol | Transitivity (Vert,Edge,Face) | Vertex Degree | 2D Vertex Symbol |
|---|---|---|---|---|---|
 |
hqc552 | *222222 | (3,3,2) | {4,6,4} | {10.10.10.10}{10.4.10.10.4.10}{1... |
 |
hqc542 | *22222 | (3,3,2) | {4,6,4} | {5.5.5.5}{5.4.5.5.4.5}{5.4.5.4} |