s-net: sqc3486


 
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)(4,4)
Vertex degrees {6,3,8,8}
Vertex coordination sequence [(6, 16, 66, 122, 314, 350, 762, 698, 1410, 1166), (3, 14, 39, 130, 191, 451, 460, 968, 850, 1686), (8, 40, 88, 244, 288, 648, 608, 1252, 1048, 2056), (8, 28, 112, 176, 424, 432, 924, 812, 1628, 1312)]
Wells’ vertex symbol [4^6.6^7.8^2, 4^3, 4^8.6^10.8^10, 4^8.6^18.8^2]
Systre key (3, 1, 2, 0, 0, 0, 1, 2, 1, 0, 0, 1, 3, 0, 0, 0, 1, 3, 0, 1, 0, 1, 4, 0, 0, 0, 1, 4, 1, 0, 0, 2, 5, 0, 0, 0, 3, 5, 0, -1, 0, 3, 5, 0, 0, 1, 3, 5, 1, -1, 1, 3, 5, 1, 0, 0, 3, 6, 0, 0, 0, 3, 6, 0, 0, 1, 4, 5, 0, 0, 1, 5, 7, 0, 0, 0, 5, 8, 0, 0, 0, 6, 7, 0, 0, 0, 6, 7, 1, 0, 0, 6, 8, 0, -1, 0, 6, 8, 1, -1, 0)

Geometric data

Systre equilibrium placement (barycentric embedding) maximising unit cell volume

Spacegroup: P-42m

Parameters:

a b c alpha beta gamma
2.00776 2.00776 1.56819 90.0 90.0 90.0

Vertex positions:

X-pos Y-pos Z-pos
0 0.5 0
0 0.33333 0.5
0.5 0.5 0
0 0 0.5

Edge end points:

Systre coordinates favouring equal edge-lengths

Spacegroup: P-42m

Parameters:

a b c alpha beta gamma
1.23011 1.23011 1.71467 90.0 90.0 90.0

Vertex positions:

X-pos Y-pos Z-pos
0 0.5 0
0 0.06807 0.5
0.5 0.5 0
0 0 0.5

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 hqc1523 *2244 (4,4,2) {3,6,8,8} {4.4.4}{4.4.4.4.4.4}{4.4.4.4.4.4...

h-nets with edge collapse

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