Yes, it has many end runs that lead to the high 60's in multiple junction systems. Add $$ = works in orbit. A good outline is this https://en.wikipedia.org/wiki

Yes, it has many end runs that lead to the high 60's in multiple junction systems. Add $$ = works in orbit. A good outline is this https://en.wikipedia.org/wiki/Shockley%E2%80%93Queisser_limit https://en.wikipedia.org/wiki/Shockley%E2%80%93Queisser_limi...