Figure 2

Dimer amplitudes for the linear case (\(\gamma =0\)) and several site energy parameters \(\sigma _{1}, \sigma _{2}\) and different fractional derivative orders \(\alpha\). Solid(dashed) line denotes \(|\phi _{1}|^2\) \((|\phi _{2}|^2)\).

Dimer amplitudes for the linear case (\(\gamma =0\)) and several site energy parameters \(\sigma _{1}, \sigma _{2}\) and different fractional derivative orders \(\alpha\). Solid(dashed) line denotes \(|\phi _{1}|^2\) \((|\phi _{2}|^2)\).