Tunable Plasmon Resonance in Ag-Au Split-Ring Resonator with Inner Metallic Cross Heterogeneous Dimer Array

Figure 4

Transmission spectra of the Ag-Au SRR heterogeneous dimer arrays as a function of wavelength for different nanorods of metallic cross lengths .

(a)  nm

(b)  nm

(c)  nm

(d)  nm