Fig. 1
From: Thin film-based colorful radiative cooler using diffuse reflection for color display
a Structure of Film Stack-Mirror on Smooth surface (FS-MS). b Specular reflection of FS-MS in the visible wavelength range. c Diffuse reflection of FS-MS in the visible wavelength range. d Structure of Film Stack-Mirror on Rough surface (FS-MR). e Specular reflection of FS-MR in the visible wavelength range. f Diffuse reflection of FS-MR in the visible wavelength range. g Structure of Film Stack-Rough surface-Air-Mirror on Smooth surface (FS-R-A-MS). h Specular reflection of FS-R-A-MS in the visible wavelength range. i Diffuse reflection of FS-R-A-MS in the visible wavelength range