s-net: sqc4184


 
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 22
Transitivity (vertex,edge)(4,6)
Vertex degrees {3,4,4,4}
Vertex coordination sequence [(3, 6, 12, 28, 60, 131, 226, 353, 526, 698), (4, 12, 36, 84, 150, 266, 410, 578, 778, 1002), (4, 8, 18, 40, 88, 170, 268, 410, 584, 772), (4, 12, 28, 64, 132, 222, 356, 506, 700, 910)]
Wells’ vertex symbol [4^2.6, 7^4.10.12, 4^2.6.7^2.9, 7^4.9.12]
Systre key (3, 1, 1, -1, 0, 0, 1, 2, 0, 0, 0, 1, 3, 0, 0, 0, 2, 4, 0, 0, 0, 2, 5, 0, 0, 0, 2, 6, 0, 0, 0, 3, 5, 0, 1, 0, 3, 7, 0, 0, 0, 3, 8, 0, 0, 0, 4, 6, 0, 0, 1, 4, 9, 0, 0, 0, 4, 10, 0, 0, 0, 5, 5, -1, 0, 1, 6, 11, 0, 0, 0, 6, 12, 0, 0, 0, 7, 8, -2, 0, 1, 7, 10, -1, 0, 0, 7, 11, -1, 1, 1, 8, 9, 1, 1, -1, 8, 12, 1, 0, 0, 9, 11, 0, 0, 1, 10, 12, 0, 0, 1)

Geometric data

Systre equilibrium placement (barycentric embedding) maximising unit cell volume

Spacegroup: P4222

Parameters:

a b c alpha beta gamma
2.23897 2.23897 3.44719 90.0 90.0 90.0

Vertex positions:

X-pos Y-pos Z-pos
0 0.05556 0
0.5 0.5 0
0.11111 0.11111 0.25
0.5 0.5 0.25

Edge end points:

Systre coordinates favouring equal edge-lengths

Spacegroup: P4222

Parameters:

a b c alpha beta gamma
1.10416 1.10416 3.90659 90.0 90.0 90.0

Vertex positions:

X-pos Y-pos Z-pos
0 0.54412 0
0.5 0.5 0
0.19387 0.19387 0.25
0.5 0.5 0.25

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 hqc1787 *22222 (4,6,2) {4,4,4,3} {7.7.7.7}{7.7.7.7}{7.4.4.7}{7.4.4}

h-nets with edge collapse

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