s-net: sqc6217


 
Systre crystallographic geometry file (.cgd)

Links to this net in other databases

topcryst

Topological data

Vertices per primitive translational unit 14
Edges per primitive translational unit 27
Transitivity (vertex,edge)(5,7)
Vertex degrees {3,4,4,4,4}
Vertex coordination sequence [(3, 8, 18, 33, 48, 57, 80, 120, 147, 174), (4, 8, 16, 28, 43, 66, 89, 112, 142, 171), (4, 9, 14, 24, 44, 67, 90, 112, 138, 173), (4, 7, 10, 21, 40, 62, 88, 110, 134, 170), (4, 7, 11, 18, 34, 63, 93, 116, 131, 155)]
Wells’ vertex symbol [8.10^2, 4^3.8.10^2, 4^3.6.8^2, 4^5.6, 4^5.6]
Systre key (3, 1, 2, 0, 0, 0, 1, 3, 0, 0, 0, 1, 4, 0, 0, 0, 1, 5, 0, 0, 0, 2, 3, 1, 0, 0, 2, 4, 1, 0, 0, 2, 6, 0, 0, 0, 3, 7, 0, 0, 0, 3, 8, 0, 0, 0, 4, 7, 0, 1, 0, 4, 9, 0, 0, 0, 5, 8, 0, 0, 0, 5, 9, 0, 0, 0, 5, 10, 0, 0, 0, 6, 8, 1, 0, 0, 6, 9, 1, 0, 0, 6, 11, 0, 0, 0, 7, 12, 0, 0, 0, 8, 13, 0, 0, 0, 9, 14, 0, 0, 0, 10, 11, 0, 0, 0, 10, 13, 0, 0, 0, 10, 14, 0, 0, 0, 11, 13, 1, 0, 0, 11, 14, 1, 0, 0, 12, 13, 0, 1, 1, 12, 14, 0, 0, 1)

Geometric data

Systre equilibrium placement (barycentric embedding) maximising unit cell volume

Spacegroup: Pmmm

Parameters:

a b c alpha beta gamma
5.44175 3.99547 3.20301 90.0 90.0 90.0

Vertex positions:

X-pos Y-pos Z-pos
0.30769 0 0
0.11538 0.35714 0
0.07692 0.5 0.22222
0 0.42857 0
0 0.5 0.11111

Edge end points:

Systre coordinates favouring equal edge-lengths

Spacegroup: Pmmm

Parameters:

a b c alpha beta gamma
4.1582 2.92068 2.52833 90.0 90.0 90.0

Vertex positions:

X-pos Y-pos Z-pos
0.37975 0 0
0.24049 0.27915 0
0.24048 0.5 0.30224
0 0.27833 0
0 0.5 0.30143

Edge end points:

Hyperbolic sources

h-nets with faithful topology

No items to display.

h-nets with edge collapse