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eLight
Fig. 2 | eLight

Fig. 2

From: Highly efficient flexible structured metasurface by roll-to-roll printing for diurnal radiative cooling

Fig. 2

Simulated spectral absorbance/emissivity a, e in the solar spectral range and b, f in the main atmospheric transparency window (8–13 µm), and calculated c, g solar absorption and d, h average emissivity in the wavelength range of 8 and 13 µm for PMRC film a–d featuring W = 6.5 µm, P = 8 µm, and T = 50 µm as a function of depth of trenches and wavelength, and e–h featuring W = 6.5 µm, P = 8 µm, and D = 2.5 µm as a function of the thickness of PET film and wavelength

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