s-net: sqc745


 
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 12
Transitivity (vertex,edge)(2,6)
Vertex degrees {9,3}
Vertex coordination sequence [(9, 33, 77, 141, 225, 329, 453, 597, 761, 945), (3, 13, 44, 97, 169, 261, 373, 505, 657, 829)]
Wells’ vertex symbol [3^5.4^18.5^9.6^4, 3.4^2]
Systre key (3, 1, 1, -1, 0, 0, 1, 1, 0, -1, 0, 1, 2, 0, 0, 0, 1, 2, 0, 0, 1, 1, 2, 0, 1, 0, 1, 3, 0, 0, 0, 1, 3, 0, 1, 0, 2, 2, -1, 0, 0, 2, 2, 0, -1, 0, 2, 4, 0, 0, 0, 2, 4, 0, 1, 0, 3, 4, 0, 0, 1)

Geometric data

Systre equilibrium placement (barycentric embedding) maximising unit cell volume

Spacegroup: Cmmm

Parameters:

a b c alpha beta gamma
1.12293 4.53844 1.48492 90.0 90.0 90.0

Vertex positions:

X-pos Y-pos Z-pos
0 0.14286 0
0 0.57143 0

Edge end points:

Systre coordinates favouring equal edge-lengths

Spacegroup: Cmmm

Parameters:

a b c alpha beta gamma
0.98422 3.59305 1.00485 90.0 90.0 90.0

Vertex positions:

X-pos Y-pos Z-pos
0 0.12816 0
0 0.37212 0

Edge end points:

Hyperbolic sources

h-nets with faithful topology

No items to display.

h-nets with edge collapse