The carbon nanotube photodiode forces electrons one by one, resulting in much higher-efficiency energy conversion.
The working mechanism of a silicon-based solar cell. (Photo: Wikipedia, released under CC 3.0/Attrib)
Today's photovoltaic technology, while certainly promising, offers very poor efficiency because of inherent issues in its working mechanism. Using carbon nanotubes, however, Cornell University researchers now hope to lead the way to the next generation of highly efficient solar panels.
Other Images from this Gallery