Figure 6From: Study and characterization of porous copper oxide produced by electrochemical anodization for radiometric heat absorberInfluence of the chemical attack time t used in the oxidation process of copper samples. Influence of the chemical attack time t used in the oxidation process of copper samples anodized by cyclic method on its surfaces reflectivity; A {t =830 s}, K {t =400 s}, R {t =240 s}.Back to article page