BiOCl Chemistry Claisen-Schmidt condensation Cu electrodes LDH Michael addition Ni nanoparticle Research & information: general VOC Zn,Al-hydrotalcite ZnO dispersed on alumina aldol condensation aluminum aluminum lathe waste strips base catalysts basic catalysts biodiesel catalytic materials catalytic oxidation cobalt-based LDHs diazo dyes electrocatalysts epoxide ethanol ethanol steam reforming exfoliation formaldehyde hydrotalcites hydrothermal layer double hydroxides