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