Li-ion batteries Mercury Organic solar cells Grafting EELS Optical properties Functionalization XPS DFT calculations Mechanical properties Composites CIGSe NMR Electrochemistry Resistive switching Inorganic compounds Titanium dioxide Electrochemical capacitors Intercalation Sulfosalt TEM EIS Calcined clay Carbon nanotubes Structure Magnetron sputtering Phosphorescence Raman spectroscopy Anode Sputtering Electrical properties Hydrogel Vanadium nitride Interface Graphene Degradation Ionic liquids PVD Fluorescence Oxides Pseudocapacitance MAS NMR Cyclic voltammetry Silicon Chalcogenide Fluorine Supercapacitor CuIn Electrode Density functional theory Microfluidics AlN Palygorskite Lithium-ion batteries Lithium battery X-ray diffraction Thin film CIGS Supercapacitors Catalysis DFT Photoluminescence Sol-gel Crystal structure MnO2 Graphite Solar cell Photovoltaics Etching X-ray photoelectron spectroscopy AFM Microstructure Mott insulator Luminescence Chalcogenides Spectroscopy NEXAFS Nanoparticules Nanoparticles Solar cells Titanium Transmission electron microscopy Magnetic properties Italy Organic battery Energy storage Perovskite Buffer layer Dislocation Copper Atomic force microscopy Organic solar cell Raman Nanocomposite Europium Organic batteries Lithium batteries Binder Molybdenum Thin films