Fig. 7From: Layer-by-Layer Assembly of Electroactive Dye/LDHs Nanoplatelet Matrix Film for Advanced Dual Electro-optical Sensing Applicationsa The cyclic voltammogram of ARLD-5 electrode after adding different concentrations of Al3+ [Al3+ concentration range 0.2–120 μM], b the peak current changes of ARLD-5 electrode with different concentrations of Al3+Back to article page