Fig. 4From: Carbonaceous composite materials from calcination of azo dye-adsorbed layered double hydroxide with enhanced photocatalytic efficiency for removal of Ibuprofen in waterAdsorption of amaranth (50 mg/L) by LDH/CLDHs as a function of time (a), adsorption kinetics of amaranth onto ZnAlLa-400CLDH (b), adsorption isotherm of amaranth onto ZnAlLa-400CLDH (c)Back to article page