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

Figure 8

Band structure of [(21,0),91] SWSiNT for full set of allowed 𝐤_𝝓, that is, [(−𝑟/21,1/2)→(−𝑟/21,0)∣(𝑟/21,0)→(𝑟/21,1/2)], with arrangements (a) 𝑟=0, 𝑟=±1,±2,±3,±4 and (b) 𝑟=±5,±6,…,±10.

(a)

(b)