International Journal of Photoenergy / 2014 / Article / Fig 3

Research Article

Efficiency Enhancement of Nanoporous Silicon/Polycrystalline-Silicon Solar Cells by Application of Trenched Electrodes

Figure 3

The local images of the formed trench structures on NPS (a) before and (b) after metal contacts, observed by an optical microscope.
307643.fig.003a
(a)
307643.fig.003b
(b)