CV analyses EDTA chelator LSV Li-doped NiO MC polymer electrolyte PANI, LiFePO4 Research & information: general TNM alkaline electrolyser cathode materials computational simulation conducting polymers doping electrocatalyst electrochemical measurements electrodeposition energy material ftir analysis hybrid materials impedance study ion transport layered oxide lithium-ion batteries microwave synthesis nanofilm nickel foam oxygen evolution reaction photoluminescence sol-gel synthesis