s-net: sqc1602
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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 | 16 |
| Transitivity (vertex,edge) | (2,5) |
| Vertex degrees | {12,4} |
| Vertex coordination sequence | [(12, 52, 126, 232, 370, 540, 742, 976, 1242, 1540), (4, 30, 92, 184, 312, 468, 660, 880, 1136, 1420)] |
| Wells’ vertex symbol | [3^16.4^18.5^20.6^11.7, 3^5.4] |
| Systre key | (3, 1, 1, -1, -1, 0, 1, 2, -1, -1, 1, 1, 2, -1, 0, 0, 1, 2, -1, 0, 1, 1, 2, 0, 0, 0, 1, 2, 0, 0, 1, 1, 2, 0, 1, 0, 1, 3, -1, -1, 0, 1, 3, 0, 0, 0, 1, 4, -1, -1, 0, 1, 4, 0, 0, 0, 2, 2, 0, 0, -1, 2, 3, 0, 0, -1, 2, 3, 0, 0, 0, 2, 4, 0, -1, -1, 2, 4, 0, -1, 0) |
Geometric data
Systre equilibrium placement (barycentric embedding) maximising unit cell volume
Spacegroup: C2/c
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 2.02015 | 1.67438 | 1.74958 | 90.0 | 106.7642 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0.25 | 0.75 | 0 |
| 0 | 0 | 0.25 |
Edge end points:
Systre coordinates favouring equal edge-lengths
Spacegroup: C2/c
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 1.9264 | 0.67604 | 1.90076 | 90.0 | 117.6653 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0.25 | 0.75 | 0 |
| 0 | 0.04556 | 0.75 |
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 |
|---|---|---|---|---|---|
 |
hqc645 | *222222 | (2,4,3) | {12,4} | {4.6.3.3.6.4.4.6.3.3.6.4}{6.3.6.3} |
