Nice find and a brilliant idea Freebeard.
The Paper:
https://www.cell.com/device/pdf/S266...23)00304-6.pdf
"...it reduces the energy consumption for
cooling by 3.13 X and heating by 2.63 X..."
That's a lot!
Going to be difficult to combine with low weight and 'aero' on a car, but on a house..!
I do wonder how they get the heat trough the white tile when the black tile's down on top of it. Any air caught between them will act as an insulator..