s-net: sqc2249


 
Systre crystallographic geometry file (.cgd)

Links to this net in other databases

topcryst

Topological data

Vertices per primitive translational unit 6
Edges per primitive translational unit 17
Transitivity (vertex,edge)(2,5)
Vertex degrees {11,3}
Vertex coordination sequence [(11, 46, 111, 206, 331, 486, 671, 886, 1131, 1406), (3, 15, 63, 142, 254, 392, 564, 762, 994, 1252)]
Wells’ vertex symbol [3^4.4^27.5^12.6^12, 3.4^2]
Systre key (3, 1, 1, -1, 1, 0, 1, 1, 0, -1, 0, 1, 2, -1, 0, 0, 1, 2, 0, 0, 0, 1, 2, 0, 0, 1, 1, 3, 0, 0, 0, 1, 4, 0, 0, 0, 1, 5, 0, 0, 0, 1, 6, 0, 0, 0, 2, 2, -1, 1, 0, 2, 2, 0, -1, 0, 2, 3, 0, 0, -1, 2, 4, 0, 0, -1, 2, 5, 0, 0, -1, 2, 6, 0, 0, -1, 3, 6, 1, -1, 0, 4, 5, 0, 1, 0)

Geometric data

Systre equilibrium placement (barycentric embedding) maximising unit cell volume

Spacegroup: Fmmm

Parameters:

a b c alpha beta gamma
2.34038 4.77835 1.97847 90.0 90.0 90.0

Vertex positions:

X-pos Y-pos Z-pos
0 0.1 0
0.125 0 0.125

Edge end points:

Systre coordinates favouring equal edge-lengths

Spacegroup: Fmmm

Parameters:

a b c alpha beta gamma
1.54583 3.5537 1.28443 90.0 90.0 90.0

Vertex positions:

X-pos Y-pos Z-pos
0 0.14157 0
0.18814 0.5 0.13064

Edge end points:

Hyperbolic sources

h-nets with faithful topology

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h-nets with edge collapse