s-net: sqc3239


 
Systre crystallographic geometry file (.cgd)

Links to this net in other databases

topcryst

Topological data

Vertices per primitive translational unit 8
Edges per primitive translational unit 20
Transitivity (vertex,edge)(2,4)
Vertex degrees {4,6}
Vertex coordination sequence [(4, 11, 35, 68, 107, 153, 208, 273, 345, 426), (6, 19, 41, 70, 108, 156, 211, 275, 348, 428)]
Wells’ vertex symbol [3^2.4.5^2.6, 3.4^5.6^7.7^2]
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, 2, -1, 0, 0, 2, 5, 0, 1, 0, 2, 6, 0, 0, 0, 2, 7, 0, 0, 0, 3, 4, 0, 0, 1, 3, 5, 0, 0, 0, 3, 8, 0, 0, 0, 4, 4, -1, 0, 0, 4, 7, 0, 0, 0, 4, 8, 0, 0, -1, 5, 6, 0, -1, 0, 6, 7, 0, 0, 1, 6, 8, 0, 1, 0, 7, 7, -1, 0, 0, 7, 8, 0, 1, -1)

Geometric data

Systre equilibrium placement (barycentric embedding) maximising unit cell volume

Spacegroup: P4/mmm

Parameters:

a b c alpha beta gamma
2.88644 2.88644 1.33573 90.0 90.0 90.0

Vertex positions:

X-pos Y-pos Z-pos
0 0.14286 0
0.28571 0.28571 0

Edge end points:

Systre coordinates favouring equal edge-lengths

Spacegroup: P4/mmm

Parameters:

a b c alpha beta gamma
2.93184 2.93184 1.00005 90.0 90.0 90.0

Vertex positions:

X-pos Y-pos Z-pos
0 0.24117 0
0.32946 0.32946 0

Edge end points:

Hyperbolic sources

h-nets with faithful topology

2 records listed.
Image h-net name Orbifold symbol Transitivity (Vert,Edge,Face) Vertex Degree 2D Vertex Symbol
Net details hqc1317 *2244 (2,4,5) {6,4} {4.4.6.3.6.4}{6.3.4.3}
Net details hqc1323 *4444 (2,4,5) {6,4} {4.8.12.3.12.8}{12.3.4.3}

h-nets with edge collapse

No items to display.