s-net: sqc523
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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 | 10 |
| Transitivity (vertex,edge) | (2,2) |
| Vertex degrees | {6,4} |
| Vertex coordination sequence | [(6, 20, 50, 90, 142, 206, 282, 370, 470, 582), (4, 18, 48, 88, 140, 204, 280, 368, 468, 580)] |
| Wells’ vertex symbol | [4^2.6^9.8^4, 4^2.6^4] |
| Systre key | (3, 1, 2, 0, 0, 0, 1, 2, 2, 1, 0, 1, 3, 0, 0, 0, 1, 3, 0, 1, 0, 2, 3, -1, 0, 0, 2, 3, 0, 0, 1, 2, 4, 0, 0, 0, 2, 4, 2, 1, 0, 3, 4, 1, 0, -1, 3, 4, 1, 1, -1) |
Geometric data
Systre equilibrium placement (barycentric embedding) maximising unit cell volume
Spacegroup: P42/mcm
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 1.29211 | 1.29211 | 1.82768 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0 | 0 | 0 |
| 0.5 | 0.5 | 0.25 |
Edge end points:
Systre coordinates favouring equal edge-lengths
Spacegroup: P42/mcm
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 1.22481 | 1.22481 | 1.99984 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0 | 0 | 0 |
| 0.5 | 0.5 | 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 |
|---|---|---|---|---|---|
 |
hqc163 | *22222 | (2,2,2) | {6,4} | {6.4.6.6.4.6}{6.4.6.4} |