The second- generation solar cells are based on thin films, which are typically deposited between a transparent conducting substrate and a back electrode. Now, the second- generation solar cell modules have reached the stage of commercialization.
Thesecond-generation solar cells are based onthin films, which are typically depositedbetween a transparent conducting substrateand a back electrode. Now, the second-generation solar cell modules havereached the stage of commercialization.