Electronic Structure of Single-Wall Silicon Nanotubes and Silicon Nanoribbons: Helical Symmetry Treatment and Effect of Dimensionality

Figure 9

Band structure of [(23,5),91] SWSiNT for full set of allowed 𝐤_𝝓, that is, [(−𝑟/23,1/2)→(−𝑟/23,0)∣(𝑟/23,0)→(𝑟/23,1/2)], with arrangements (a) 𝑟=0, 𝑟=±1,±2,±3,±4 and (b) 𝑟=±5,±6,…,±11.

(a)

(b)