Perovskite on top of silicon=higher efficiency PV's.
24 Mar '15 18:23http://phys.org/news/2015-03-perovskites-silicon-team-boost-industrial.html
If this works, I wonder if you could just kill the silicon part (the expensive part) and just use two or more perovskites with different band gaps to suck out energy at different wavelengths to accomplish the same thing but cheaper yet?
If this works, I wonder if you could just kill the silicon part (the expensive part) and just use two or more perovskites with different band gaps to suck out energy at different wavelengths to accomplish the same thing but cheaper yet?