s-net: sqc79
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|
| Systre crystallographic geometry file (.cgd) |
Links to this net in other databases
| topcryst |
Topological data
| Vertices per primitive translational unit | 2 |
| Edges per primitive translational unit | 8 |
| Transitivity (vertex,edge) | (2,5) |
| Vertex degrees | {4,12} |
| Vertex coordination sequence | [(4, 24, 92, 212, 380, 596, 860, 1172, 1532, 1940), (12, 62, 162, 310, 506, 750, 1042, 1382, 1770, 2206)] |
| Wells’ vertex symbol | [4^4.5.6, 4^45.5^12.6^9] |
| Systre key | (3, 1, 1, -1, -2, -2, 1, 1, -1, 0, 0, 1, 1, 0, -2, -1, 1, 1, 0, -1, 0, 1, 1, 0, 0, -1, 1, 2, -1, -1, -1, 1, 2, 0, 0, 0, 2, 2, 0, -1, -1) |
Geometric data
Systre equilibrium placement (barycentric embedding) maximising unit cell volume
Spacegroup: Pmmm
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 0.76675 | 1.08443 | 0.98931 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0 | 0 | 0 |
| 0 | 0.5 | 0 |
Edge end points:
Systre coordinates favouring equal edge-lengths
Spacegroup: Pmmm
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 0.71049 | 1.11246 | 1.03171 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0 | 0 | 0 |
| 0 | 0.5 | 0 |
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 |
|---|---|---|---|---|---|
 |
hqc574 | *222222 | (2,5,3) | {12,4} | {4.4.4.4.4.4.4.4.4.4.4.4}{4.4.4.4} |