s-net: sqc3260


 
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 20
Transitivity (vertex,edge)(1,3)
Vertex degrees {5}
Vertex coordination sequence [(5, 17, 56, 140, 286, 519, 840, 1258, 1766, 2376)]
Wells’ vertex symbol [4^3.6.7^5.8]
Systre key (3, 1, 1, -1, 0, 0, 1, 2, 0, 0, 0, 1, 3, 0, 0, 0, 1, 4, 0, 0, 0, 2, 2, 0, -1, 0, 2, 5, 0, 0, 0, 2, 6, 0, 0, 0, 3, 3, 0, 0, -1, 3, 6, 0, 0, 0, 3, 7, 0, 0, 0, 4, 4, -1, 0, 0, 4, 5, -1, -1, -1, 4, 7, 0, -1, 0, 5, 5, 0, -1, 0, 5, 8, 0, 0, 0, 6, 6, -1, -1, -1, 6, 8, 0, 0, -1, 7, 7, 0, 0, -1, 7, 8, -1, 0, -1, 8, 8, -1, -1, -1)

Geometric data

Systre equilibrium placement (barycentric embedding) maximising unit cell volume

Spacegroup: I41/a

Parameters:

a b c alpha beta gamma
2.05129 2.05129 2.09011 90.0 90.0 90.0

Vertex positions:

X-pos Y-pos Z-pos
0 0.125 0.08333

Edge end points:

Systre coordinates favouring equal edge-lengths

Spacegroup: I41/a

Parameters:

a b c alpha beta gamma
1.39189 1.39189 1.2594 90.0 90.0 90.0

Vertex positions:

X-pos Y-pos Z-pos
0.43556 0.51439 0.11751

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
Net details hqc109 *2244 (1,3,3) {5} {4.8.4.4.8}

h-nets with edge collapse

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