s-net: sqc3986


 
Systre crystallographic geometry file (.cgd)

Links to this net in other databases

topcryst

Topological data

Vertices per primitive translational unit 10
Edges per primitive translational unit 21
Transitivity (vertex,edge)(2,4)
Vertex degrees {5,4}
Vertex coordination sequence [(5, 16, 29, 38, 61, 104, 145, 178, 209, 252), (4, 10, 24, 48, 74, 96, 122, 166, 226, 282)]
Wells’ vertex symbol [6^6.8^4, 4^3.6^3]
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, 3, 0, 1, 0, 2, 4, 1, 0, 0, 2, 7, 0, 0, 0, 3, 6, 1, 0, 0, 3, 8, 0, 0, 0, 4, 6, 0, 1, 0, 4, 9, 0, 0, 0, 5, 7, 0, 0, 1, 5, 8, 0, 0, 1, 5, 9, 0, 0, 1, 5, 10, 0, 0, 0, 6, 10, 0, 0, -1, 7, 8, 0, 1, 0, 7, 9, 1, 0, 0, 8, 10, 1, 0, -1, 9, 10, 0, 1, -1)

Geometric data

Systre equilibrium placement (barycentric embedding) maximising unit cell volume

Spacegroup: P4/mmm

Parameters:

a b c alpha beta gamma
2.45095 2.45095 3.74389 90.0 90.0 90.0

Vertex positions:

X-pos Y-pos Z-pos
0 0 0.28571
0.33333 0.33333 0.42857

Edge end points:

Systre coordinates favouring equal edge-lengths

Spacegroup: P4/mmm

Parameters:

a b c alpha beta gamma
2.24478 2.24478 2.9493 90.0 90.0 90.0

Vertex positions:

X-pos Y-pos Z-pos
0 0 0.16954
0.27726 0.27726 0.33047

Edge end points:

Hyperbolic sources

h-nets with faithful topology

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h-nets with edge collapse