Fig. 1From: Photocatalytically Enhanced Cationic Dye Removal with Zn-Al Layered Double HydroxidesX-ray diffraction patterns of as-synthesized Zn-Al LDHs (a) and calcined: ZnAl21LDH (b), ZnAl31LDH (c), ZnAl41LDH (d)Back to article page