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