s-net: sqc1640


 
Systre crystallographic geometry file (.cgd)

Links to this net in other databases

topcryst

Topological data

Vertices per primitive translational unit 4
Edges per primitive translational unit 16
Transitivity (vertex,edge)(3,4)
Vertex degrees {14,6,6}
Vertex coordination sequence [(14, 50, 126, 202, 358, 458, 710, 818, 1182, 1282), (6, 36, 102, 212, 306, 504, 614, 916, 1026, 1448), (6, 22, 70, 166, 258, 430, 546, 814, 938, 1318)]
Wells’ vertex symbol [3^16.4^28.5^32.6^15, 3^6.4^6.5^3, 3^8.4^7]
Systre key (3, 1, 1, -1, 0, 0, 1, 1, 0, 0, -1, 1, 2, -1, 0, 0, 1, 2, -1, 1, 0, 1, 2, 0, 0, 0, 1, 2, 0, 1, 0, 1, 3, 0, 0, -1, 1, 3, 0, 0, 0, 1, 3, 0, 1, -1, 1, 3, 0, 1, 0, 1, 4, 0, 0, 0, 1, 4, 0, 1, 0, 2, 4, 0, 0, 0, 2, 4, 1, 0, 0, 3, 4, 0, 0, 0, 3, 4, 0, 0, 1)

Geometric data

Systre equilibrium placement (barycentric embedding) maximising unit cell volume

Spacegroup: P4/mmm

Parameters:

a b c alpha beta gamma
1.50138 1.50138 1.50138 90.0 90.0 90.0

Vertex positions:

X-pos Y-pos Z-pos
0 0 0
0 0.5 0.5
0 0 0.5

Edge end points:

Systre coordinates favouring equal edge-lengths

Spacegroup: P4/mmm

Parameters:

a b c alpha beta gamma
1.25773 1.25773 1.88957 90.0 90.0 90.0

Vertex positions:

X-pos Y-pos Z-pos
0 0 0
0 0.5 0.5
0 0 0.5

Edge end points:

Hyperbolic sources

h-nets with faithful topology

No items to display.

h-nets with edge collapse