Research Article

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

Figure 3

(a) Wavelength dependence of absorption spectra in silicon layer of the MSNBsH with thickness of metal bowl shell  nm and diameter  nm. (b) Reflection spectra; (c) absorption enhancement spectra generated by normalizing the absorption of MSNBsH to the absorption of flat silicon structure.