s-net: sqc8925


 
Systre crystallographic geometry file (.cgd)

Links to this net in other databases

topcryst

Topological data

Vertices per primitive translational unit 20
Edges per primitive translational unit 36
Transitivity (vertex,edge)(2,4)
Vertex degrees {6,3}
Vertex coordination sequence [(6, 14, 24, 42, 68, 104, 146, 188, 236, 294), (3, 8, 19, 37, 62, 92, 132, 180, 228, 283)]
Wells’ vertex symbol [4^4.6^4.8^4.10^3, 4.6.8]
Systre key (3, 1, 2, 0, 0, 0, 1, 3, 0, 0, 0, 1, 4, 0, 0, 0, 1, 4, 1, 0, 0, 1, 5, 0, 0, 0, 1, 6, 0, 0, 0, 2, 7, 0, 0, 0, 2, 8, 0, 0, 0, 3, 9, 0, 0, 0, 3, 10, 0, 0, 0, 4, 8, -1, 0, 0, 4, 9, 0, 0, 0, 4, 11, 0, 0, 0, 4, 12, 0, 0, 0, 5, 11, 0, 0, 0, 5, 13, 0, 0, 0, 6, 12, 1, 0, 0, 6, 14, 0, 0, 0, 7, 15, 0, 0, 0, 7, 16, 0, 0, 0, 8, 17, 0, 0, 0, 9, 18, 0, 0, 0, 10, 16, 0, 1, 0, 10, 19, 0, 0, 0, 11, 19, 0, 0, 1, 12, 15, -1, 1, 1, 13, 16, 0, 0, 0, 13, 18, 0, 0, 1, 14, 16, 0, 1, 0, 14, 17, 0, 1, 1, 15, 20, 0, 0, 0, 16, 20, -1, 0, 0, 16, 20, 0, 0, 0, 17, 20, 0, 0, -1, 18, 20, -1, 0, -1, 19, 20, -1, 1, 0)

Geometric data

Systre equilibrium placement (barycentric embedding) maximising unit cell volume

Spacegroup: P42/nnm

Parameters:

a b c alpha beta gamma
3.81443 3.81443 2.73574 90.0 90.0 90.0

Vertex positions:

X-pos Y-pos Z-pos
0.25 0.25 0
0.03571 0.17857 0.16667

Edge end points:

Systre coordinates favouring equal edge-lengths

Spacegroup: P42/nnm

Parameters:

a b c alpha beta gamma
4.01225 4.01225 2.00014 90.0 90.0 90.0

Vertex positions:

X-pos Y-pos Z-pos
0.25 0.25 0
0.03405 0.14219 0.12462

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 hqc1022 *2224 (2,4,3) {3,6} {8.4.6}{6.4.4.6.4.4}

h-nets with edge collapse

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