s-net: sqc5081


  
Barycentric geometry maximising unit cell volume
 Systre crystallographic geometry file (.cgd)

Other names

RCSR name scp

Links to this net in other databases

RCSR topcryst

Topological data

Vertices per primitive translational unit 8
Edges per primitive translational unit 24
Transitivity (vertex,edge)(3,2)
Vertex degrees {4,12,4}
Vertex coordination sequence [(4, 36, 38, 182, 108, 438, 216, 804, 360, 1282), (12, 20, 112, 76, 322, 168, 644, 298, 1076, 464), (4, 32, 36, 176, 106, 428, 212, 792, 356, 1266)]
Wells’ vertex symbol [4^4.6^2, 4^28.6^38, 4^4.6^2]
Systre key (3, 1, 2, 0, 0, 0, 1, 2, 1, 0, 0, 1, 3, 0, 0, 0, 1, 3, 0, 1, 0, 1, 3, 1, 0, 0, 1, 3, 1, 1, 0, 1, 4, 0, 0, 0, 1, 4, 1, 0, 0, 1, 5, 0, 0, 0, 1, 5, 0, 1, 0, 1, 6, 0, 0, 0, 1, 6, 0, 1, 0, 2, 7, 0, 0, 0, 2, 7, 1, 0, 0, 4, 7, 0, 1, 0, 4, 7, 1, 1, 0, 5, 7, 0, 0, 1, 5, 7, 0, 1, 1, 6, 7, 1, 0, 1, 6, 7, 1, 1, 1, 7, 8, 0, 0, 0, 7, 8, 0, 1, 0, 7, 8, 1, 0, 0, 7, 8, 1, 1, 0)

Geometric data

Systre equilibrium placement (barycentric embedding) maximising unit cell volume

Spacegroup: I41/amd

Parameters:

a b c alpha beta gamma
1.33433 1.33433 5.6619 90.0 90.0 90.0

Vertex positions:

X-pos Y-pos Z-pos
0 0 0.5
0 0.75 0.125
0 0.25 0.375

Edge end points:

Systre coordinates favouring equal edge-lengths

Spacegroup: I41/amd

Parameters:

a b c alpha beta gamma
1.41396 1.41396 4.90163 90.0 90.0 90.0

Vertex positions:

X-pos Y-pos Z-pos
0 0 0.5
0 0.75 0.125
0 0.25 0.375

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 hqc27 *24(12) (2,1,1) {4,12} {4.4.4.4}{4.4.4.4.4.4.4.4.4.4.4.4}

h-nets with edge collapse

No items to display.