Second harmonic generation Oligothiophenes Molecules Polymers M Organic photovoltaics Circular dichroism A Supramolecular chemistry Crystalline structures Self-assembled monolayers SHG Derivatives Crystal structures Conjugated systems Diketopyrrolopyrrole Conductivity Génération Electrical conductivity Hyperpolarizability Solar cells DFWM DFT Anilates Electrochemistry Photoluminescence Cellules solaires organiques Organic solar cells Donor-acceptor DFT calculations Porous coordination polymers Tetrathiafulvalene Coordination chemistry THG Electrochemical simulations Grafting Pyrene Thin films Laser Polarizability Complexes Bipyridinium Monolayers Organic photovoltaic Nlo TTF Luminescence Fullerenes Diazonium salt Self-assembly Spectroscopy Activated carbon Copper Bulk heterojunction Helicenes Fluorescence Organic synthesis Electropolymerization Third harmonic generation Films Crystal structure Maker fringes Absorption Thiophene Aggregation Magnetic properties Nonlinear optics Conjugated polymers Polymer Molybdenum oxide Photochromism Triphenylamine Current density Heterojunctions Lateral interactions Benzothiadiazole Dielectric properties 2nd-harmonic generation Chirality Optical properties X-ray diffraction Chemistry Iminopyridine Organic electronics Organic photovoltaic cells Dyes Annealing Molecular recognition Organic solar cell 3rd-harmonic generation Perylenediimide Tétrathiafulvalènes Growth Cyclic voltammetry Storage Chromophores Thin-films Photovoltaïque organique Light