Aluminium studs make solar panels more efficient…

Aluminium studs make solar panels more efficient

It’s long been known that texturing the surface of solar cells can help them retain light and get more efficient. Now, a group of researchers led by Imperial College, London, has found that nano-scale aluminium “studs” on a cell’s surface can improve its light-gathering by as much as 22 percent.…

Read more http://go.theregister.com/feed/www.theregister.co.uk/2013/10/21/light_trapped_by_little_legolike_lumps/