NIce find Hawk! Check out the video in this one.
Post# of 22456
Diamondoids on Verge of Key Application Breakthroughs
http://spectrum.ieee.org/nanoclast/semiconduc...akthroughs
I would go way back to the beginning and say you could build a very compact solar furnace with the correct metamaterial and a ceramic/plasma containment vessel.
Just spit balling at the end of another work day.