s-net: sqc6738


 
Systre crystallographic geometry file (.cgd)

Links to this net in other databases

topcryst

Topological data

Vertices per primitive translational unit 12
Edges per primitive translational unit 28
Transitivity (vertex,edge)(2,4)
Vertex degrees {6,4}
Vertex coordination sequence [(6, 14, 30, 56, 92, 120, 168, 224, 282, 340), (4, 12, 30, 54, 85, 126, 170, 218, 279, 348)]
Wells’ vertex symbol [3^4.4^2.6.7^3.8^5, 3.4.6^3.7]
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, 4, 0, 0, 0, 2, 7, 0, 0, 0, 2, 8, 0, 0, 0, 3, 4, 0, 0, 0, 3, 9, 0, 0, 0, 3, 10, 0, 0, 0, 4, 5, -1, 0, 0, 4, 6, -1, 0, 0, 5, 9, 0, 1, 0, 5, 10, 0, 1, 0, 6, 7, 0, 0, 1, 6, 8, 0, 0, 1, 7, 11, 0, 0, 0, 7, 12, 0, 0, 0, 8, 11, 0, 1, 0, 8, 12, -1, 1, 0, 9, 11, 0, 0, 0, 9, 12, -1, 0, 0, 10, 11, -1, 0, 1, 10, 12, -1, 0, 1, 11, 12, -1, 0, 0, 11, 12, 0, 0, 0)

Geometric data

Systre equilibrium placement (barycentric embedding) maximising unit cell volume

Spacegroup: I-42d

Parameters:

a b c alpha beta gamma
4.34304 4.34304 2.08653 90.0 90.0 90.0

Vertex positions:

X-pos Y-pos Z-pos
0.25 0.25 0.375
0.375 0.125 0.20833

Edge end points:

Systre coordinates favouring equal edge-lengths

Spacegroup: I-42d

Parameters:

a b c alpha beta gamma
4.36278 4.36278 1.96182 90.0 90.0 90.0

Vertex positions:

X-pos Y-pos Z-pos
0.25 0.27229 0.375
0.38703 0.10913 0.18712

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 hqc398 *2244 (2,3,3) {4,6} {4.12.3.12}{12.3.3.12.3.3}

h-nets with edge collapse

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