A centimeter thick layer of crystalline silicon solar cells is laid on top, and covered by a layer of toughened glass. (treehugger.com)
Given the average conversion efficiency of crystalline silicon solar modules, the power density is in the range of 10 to 15 W per sqft. (insteading.com)
In PV crystalline silicon cells, basically anything over 100 suns is not going to work,» explained Ho. (solarpaces.org)