Figure 5
A schematic representation of the two-dimensional slab, with the 42.63.8 topology of the two-dimensional four-connected network highlighted. [Symmetry codes: (i) x − , y + , z; (ii) x − , y − , z; (iii) x − 1, y, z; (iv) x + 1, y, z; (v) x + , y − , z; (vi) x + , y + , z.] |