M Thin film Copper indium gallium selenide Photoluminescence Buffer layer N-doping Organic solar cell ABSORPTION Aluminum phthalocyanine chloride Adsorption Titanium dioxide A Thin films Photoemission spectroscopy CuIn 4-ethylenedioxythiophene Aluminum-doped zinc oxide Analogue Tandem solar cells Ambipolar material Ambipolarity CIGS Alternative module structure Thin-film solar cells Nanoparticles J-C A Fullerenes Lamkaouane Back contact Absorption spectroscopy Raman Surface morphology Anode Solar cells Electropolymerization Anatase Characterization Partial shading XPS Synthesis Addou ITO free electrode Molybdenum oxide Silicon L 4-propylenedioxythiophene CIGSe Arzel Buffer layers B Vapour deposition Ambipolar organic layer Anode buffer layer Active layers TIO2 Alpha-sexithiophene A ADSORPTION Aminofluorene thiophene derivatives Alternative buffers Bernède A Interfaces Organic photovoltaic cells Alkali fluoride postdeposition treatments Alkali Reverse bias ADDITIVE E171 Fill factor Aniline and thiophene derivatives Solar cell 2D nanomaterials Actinide conditioning Anatase colloidal solution for printing 4-ethylenedioxypyrrole Planar heterojunctions Ftouhi Aqueous colloidal solution GaSe2 Atomic force microscopy Sodium Molybdenum trioxide Epitaxy PVD Electronic structure 34-propylenedioxypiyrrole ALPHA-AMYLASE E171 Photovoltaics Amorphous silica 31P NMR Planar heterojunction Cattin Absorption H Thin films BaTiO3 BTO Interfaces X-ray diffraction Organic solar cells Electrical properties ATR-FTIR