Electrochemical preparation of nanostructure zinc oxide in emulsion deep eutectic solvents mixtures

Abstract

Deep eutectic solvents (DESs) offer important advantages over classical nano-metal oxides based on eutectic systems as a result of important characteristics based on forming significant molecular design and appropriate diminution molecules; they can be candidates as fundamental materials in electrochemistry applications, such as batteries, nanogenerators, and solar cells. In this study, an ethaline: oxaline 1:1 M ratio was successfully applied to synthesize uniform nano zinc oxide using polyaniline polymer molecules as an additive. The deep eutectic solvent system exhibited new and novel active media for synthesising ZnO nanoparticles. The addition of aniline and water molecules to DES media significantly supported the formation of zinc oxide nanoparticles. Nano zinc oxide was synthesised from extracted olive leaves. The olive leaves were extracted using digestion systems in aniline: ethaline: oxaline deep eutectic solvent systems. Deep eutectic solvent emulsions have been assessed as effective synthesis media in current electrochemical processes because they are inexpensive and environmentally friendly. They produce ZnO nanocrystals with 37 nm diameters dispersed in homogeneous reagents, whereas the morphology of ZnO nanocomposites prepared in a microemulsion exhibits significant structure and 50–100 nm ZnO nanoparticles. In electrochemical synthesis conditions, when using the electrochemical method, microemulsion systems were found to serve as enhancement media for forming special structures of ZnO nanocomposite cooperate together with aniline, exhibiting excellent electrochemical activity.

Keywords

• nano ZnO
• Olive leaves
• Emulsion systems
• Aniline
• Deep eutectic solvents