“ Whole 24h day My first thought was that device will work really 24h (yes at night too!) What about combining solar cell with phosphorus that will... (read full comment) ” 

Posted on August 5, 2007 at 8:37 AM EDT

“ 75% efficient engine? If we can cover internal surface of the combustion engine with this new Photovoltaics then we can capture 40% energy as... (read full comment) ” 

Posted on August 5, 2007 at 4:31 AM EDT