So does this generate more energy per unit cost or area than conventional solar? I mean, you could just put tape over half of it and put it in the sun? Im gues

So does this generate more energy per unit cost or area than conventional solar? I mean, you could just put tape over half of it and put it in the sun? Im guessing the output for are is insanely low compared to regular solar, because there is so little actual information in the article that guessing is all I've got lmfao. I get the feeling that this tech has an insanely narrow use case.