s-net: sqc2233


 
Systre crystallographic geometry file (.cgd)

Links to this net in other databases

topcryst

Topological data

Vertices per primitive translational unit 6
Edges per primitive translational unit 17
Transitivity (vertex,edge)(2,6)
Vertex degrees {7,5}
Vertex coordination sequence [(7, 22, 45, 74, 113, 166, 227, 290, 363, 454), (5, 16, 38, 73, 117, 164, 220, 292, 372, 452)]
Wells’ vertex symbol [3^2.4^6.5^4.6^9, 3^2.4^5.5^3]
Systre key (3, 1, 1, -1, 0, 0, 1, 2, 0, 0, 0, 1, 3, 0, 0, 0, 1, 3, 0, 1, 0, 1, 4, 0, 0, 0, 1, 4, 0, 1, 0, 2, 2, -1, 0, 0, 2, 5, 0, 0, 0, 2, 5, 0, 1, 0, 2, 6, 0, 0, 0, 2, 6, 0, 1, 0, 3, 4, 0, 0, 0, 3, 4, 1, 0, 0, 3, 5, 0, 0, 1, 4, 6, 0, 0, 1, 5, 6, 0, 0, 0, 5, 6, 1, 0, 0)

Geometric data

Systre equilibrium placement (barycentric embedding) maximising unit cell volume

Spacegroup: Pmmm

Parameters:

a b c alpha beta gamma
1.75503 3.51019 1.35867 90.0 90.0 90.0

Vertex positions:

X-pos Y-pos Z-pos
0 0.25 0
0.5 0.375 0.16667

Edge end points:

Systre coordinates favouring equal edge-lengths

Spacegroup: Pmmm

Parameters:

a b c alpha beta gamma
1.81309 3.17845 1.26702 90.0 90.0 90.0

Vertex positions:

X-pos Y-pos Z-pos
0 0.17063 0
0.5 0.32937 0.2499

Edge end points:

Hyperbolic sources

h-nets with faithful topology

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h-nets with edge collapse