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. 2015 Dec 11;5:18086. doi: 10.1038/srep18086

Figure 5. Direct-to-indirect band gap transition of the Si(111)n/Si(SC) superlattices.

Figure 5

The lowest conduction band energies at the Γ, Inline graphic, and Inline graphic points are plotted as a function of n and compared with that of c-Si (horizontal dotted line).