s-net: sqc2242


 
Systre crystallographic geometry file (.cgd)

Links to this net in other databases

topcryst

Topological data

Vertices per primitive translational unit 9
Edges per primitive translational unit 17
Transitivity (vertex,edge)(3,5)
Vertex degrees {6,3,4}
Vertex coordination sequence [(6, 22, 38, 54, 102, 146, 174, 254, 326, 366), (3, 6, 14, 35, 62, 91, 149, 212, 253, 333), (4, 10, 26, 50, 76, 124, 184, 228, 296, 386)]
Wells’ vertex symbol [5^8.8^7, 4^2.5, 4^2.5^2.6.7]
Systre key (3, 1, 1, -1, 0, 0, 1, 2, 0, 0, 0, 1, 3, 0, 0, 0, 1, 4, 0, 0, 0, 1, 5, 0, 0, 0, 2, 5, 0, 1, 0, 2, 6, -1, 0, 0, 2, 6, 0, 0, 0, 3, 4, 0, 0, 1, 3, 7, -1, 0, 0, 3, 7, 0, 0, 0, 4, 8, -1, 0, 0, 4, 8, 0, 0, 0, 5, 9, -1, 0, 0, 5, 9, 0, 0, 0, 6, 9, 0, 1, 0, 7, 8, 0, 0, 1)

Geometric data

Systre equilibrium placement (barycentric embedding) maximising unit cell volume

Spacegroup: P4/mmm

Parameters:

a b c alpha beta gamma
4.14285 4.14285 1.46464 90.0 90.0 90.0

Vertex positions:

X-pos Y-pos Z-pos
0 0 0
0 0.4375 0.5
0 0.375 0

Edge end points:

Systre coordinates favouring equal edge-lengths

Spacegroup: P4/mmm

Parameters:

a b c alpha beta gamma
2.92998 2.92998 0.96442 90.0 90.0 90.0

Vertex positions:

X-pos Y-pos Z-pos
0 0 0
0 0.34254 0.5
0 0.34248 0

Edge end points:

Hyperbolic sources

h-nets with faithful topology

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h-nets with edge collapse