Figure 6
From: Bio-inspired broadband absorbers induced by copper nanostructures on natural leaves

Calculated reflectance R, transmittance T, and absorption A spectra of (a) 25-nm-thick and (b) 50-nm-thick flat copper films.
From: Bio-inspired broadband absorbers induced by copper nanostructures on natural leaves

Calculated reflectance R, transmittance T, and absorption A spectra of (a) 25-nm-thick and (b) 50-nm-thick flat copper films.