On the Nature of Electronic Wave Functions in One-Dimensional Self-Similar and Quasiperiodic Systems

Figure 11

Fragmentation pattern of the energy spectrum of a trans-polyacetylene quasiperiodic chain. The number of allowed subbands increases as a function of the system size expressed in terms of the Fibonacci order 𝑛 as 𝑁=𝐹_𝑛 (from [45], with permission from Elsevier).