Surface Plasmon Enhanced Light Trapping in Metal/Silicon Nanobowl Arrays for Thin Film Photovoltaics

Figure 1

(a) Schematic illustration of metal/silicon nanobowl arrays (MSNBs); (b) two-dimensional side view of MSNBs; (c) MSNBs covered by SiO₂ passivation layer and hemisphere Ag back reflection layer (MSNBsH); (d) cross-sectional view of MSNBsH. Light is incident on the top of the structure along the direction.

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