Pinboard (warrenellis) https://pinboard.in/u:warrenellis/public/ recent bookmarks from warrenellis 'Darker-than-black' metamaterial could lead to more efficient solar cells 2011-09-30T14:34:50+00:00 http://www.physorg.com/news/2011-09-darker-than-black-metamaterial-efficient-solar-cells.html warrenellis tech solar energy materials https://pinboard.in/u:warrenellis/b:7d8af32b7099/