s-net: sqc8028


 
Systre crystallographic geometry file (.cgd)

Links to this net in other databases

topcryst

Topological data

Vertices per primitive translational unit 16
Edges per primitive translational unit 32
Transitivity (vertex,edge)(2,4)
Vertex degrees {3,5}
Vertex coordination sequence [(3, 7, 18, 39, 66, 96, 135, 180, 236, 296), (5, 14, 28, 48, 76, 112, 153, 198, 248, 304)]
Wells’ vertex symbol [4.6^2, 4^4.6^4.8^2]
Systre key (3, 1, 2, 0, 0, 0, 1, 3, 0, 0, 0, 1, 4, 0, 0, 0, 1, 5, 0, 0, 0, 1, 6, 0, 0, 0, 2, 7, 0, 0, 0, 2, 8, 0, 0, 0, 2, 9, 0, 0, 0, 2, 10, 0, 0, 0, 3, 7, 1, 0, 0, 3, 8, 0, 0, 0, 3, 9, 1, 0, 0, 3, 11, 0, 0, 0, 4, 7, 0, 1, 0, 4, 8, 0, 1, 0, 4, 9, 0, 0, 0, 4, 12, 0, 0, 0, 5, 7, 1, 1, 0, 5, 8, 0, 1, 0, 5, 9, 1, 0, 0, 5, 13, 0, 0, 0, 6, 12, 0, 0, 1, 6, 13, 0, 0, 1, 7, 14, 0, 0, 0, 8, 15, 0, 0, 0, 9, 16, 0, 0, 0, 10, 14, 0, 0, 1, 10, 16, 0, 0, 1, 11, 14, 1, 0, 1, 11, 16, 1, 0, 1, 12, 15, 0, 1, -1, 13, 15, 0, 1, -1)

Geometric data

Systre equilibrium placement (barycentric embedding) maximising unit cell volume

Spacegroup: P4/nmm

Parameters:

a b c alpha beta gamma
3.15315 3.15315 2.91894 90.0 90.0 90.0

Vertex positions:

X-pos Y-pos Z-pos
0.17857 0.75 0.41667
0.03571 0.75 0.08333

Edge end points:

Systre coordinates favouring equal edge-lengths

Spacegroup: P4/nmm

Parameters:

a b c alpha beta gamma
2.73964 2.73964 3.11941 90.0 90.0 90.0

Vertex positions:

X-pos Y-pos Z-pos
0.13195 0.75 0.35746
0.00811 0.75 0.05591

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 hqc583 *2244 (2,4,4) {5,3} {4.4.8.8.4}{8.4.8}

h-nets with edge collapse

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