Table 1 Layer structure of ultra thin a-Si:H solar cell (from bottom to top).

From: Resonant nano-dimer metasurface for ultra-thin a-Si:H solar cells

Layer (shape) \({}^{\mathrm{Reference}}\)

Thickness (nm)

Silver, Ag (thin-film)47

\(t_{\mathrm{Ag}}= 200\)

Indium zinc oxide, AZO (thin-film)48

\(t_{\mathrm{AZO}}=100\)

n-type aSi:H, n-aSi:H (thin-film)49

\(t_{\mathrm{n-aSi:H}}=22\)

i-type aSi:H, i-aSi:H (thin-film)49

\(t_{\mathrm{i-aSi:H}}=150\)

p-type aSi:H, p-aSi:H (thin-film)49

\(t_{\mathrm{p-aSi:H}}=17\)

Indium tin oxide, ITO (thin-film)50

\(t_{\mathrm{ITO}}=70\)

Glass, \(\hbox {SiO}_{2}\) (substrate)51

\(t=\infty\)