/technologies/power-management/b/alt-energy-blog/posts/largest-dye-sensitized-solar-cell-printed-directly-on-steelRooftops globally are millions of acres of under tapped surface area prime for solar conversion. The structures are, in most cases, connected to the grid&#39;s of their respective countries, so energy distribution is built in. Many large companies ...en-USTelligent Community 12https://community.element14.com/technologies/power-management/b/alt-energy-blog/posts/largest-dye-sensitized-solar-cell-printed-directly-on-steelTue, 21 Jun 2011 23:43:34 GMT93d5dcb4-84c2-446f-b2cb-99731719e767:07747792-5f1b-40aa-84e8-62867f4f4842DAB0<p>Any idea on the cost per square foot for these things.&nbsp; If it is cheap enough, you can compensate for the low efficiency by using more area.&nbsp; It is not like we do not have enough roof tops to put these things on.</p><p>&nbsp;</p><p>Thanks,</p><p>DAB</p><img src="https://community.element14.com/aggbug?PostID=12570&AppID=68&AppType=Weblog&ContentType=0" width="1" height="1">