s-net: sqc2820
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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) | (3,6) |
| Vertex degrees | {3,8,4} |
| Vertex coordination sequence | [(3, 16, 54, 104, 186, 283, 421, 553, 734, 908), (8, 26, 66, 128, 210, 328, 444, 608, 762, 976), (4, 18, 56, 116, 196, 310, 422, 586, 730, 948)] |
| Wells’ vertex symbol | [5^2.6, 4^2.5^9.6^6.7^6.8^5, 4^2.5.6^2.7] |
| Systre key | (3, 1, 2, 0, 0, 0, 1, 2, 1, 0, 0, 1, 3, 0, 0, 0, 1, 4, 0, 0, 0, 2, 3, 0, 0, 1, 2, 4, 0, 1, 0, 3, 4, -1, 0, -1, 3, 4, 0, 1, 0, 3, 5, 0, -1, 0, 3, 5, 0, 0, 0, 3, 6, -1, -1, 0, 3, 6, 0, 0, 0, 4, 7, 0, 0, -1, 4, 7, 0, 0, 0, 4, 8, -1, 0, -1, 4, 8, 0, 0, 0, 5, 6, -1, 0, -1, 7, 8, 0, 1, 0) |
Geometric data
Systre equilibrium placement (barycentric embedding) maximising unit cell volume
Spacegroup: I212121
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 2.29136 | 2.47638 | 2.07973 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0.08333 | 0.375 | 0.125 |
| 0.33333 | 0 | 0.25 |
| 0 | 0.75 | 0.91667 |
Edge end points:
Systre coordinates favouring equal edge-lengths
Spacegroup: I212121
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 1.9919 | 2.5436 | 1.99036 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0.00076 | 0.16535 | 0.11415 |
| 0.22522 | 0 | 0.25 |
| 0 | 0.25 | 0.47694 |
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 |
|---|---|---|---|---|---|
 |
hqc1116 | *222222 | (3,5,2) | {3,8,4} | {6.6.6}{6.6.6.6.6.6.6.6}{6.6.6.6} |