Keywordslab-on-a-chip; organic electronics; organic light emitting diode; OLED; organic photodiode; OPD; point-of-care; photoluminescence; n-type organic transistors; Kelvin probe microscopy; contact resistances; operational stability; porphyrin; fullerene; organic solar cell; X-ray diffraction; transmission electron microscopy; planar organic photovoltaic cells; cathode buffer layer; molybdenum oxide; lifetime; air contamination; work function; polymer solar cell; inverted bulk heterojunctions; organic semiconductors; electron-phonon couplings; transport properties;spectral properties; transparent electrode; organic light emitting diode; carbon nanotube; metallic nanowire; graphene; conductive polymer; OTFT; sensor; review; organic field effect transistor; pressure effect; carrier transport; x-ray diffraction analysis; plasma polymerization; thin film; 1-isopropyl-4-methyl-1,4-cyclohexadiene; γ-terpenine; optical properties; AFM; plasmonics; organic semiconductors; strong coupling; organic solar cell; doping; bandgap science; seven-nines purification; phase-separation; pn-control; co-deposited film; Kelvin band mapping; carrier concentration; ionization efficiency; built-in potential design; pn-homojunction; metal/organic ohmic junction; organic/organic ohmic homojunction; tandem cell; biodegradable; bio-based; electronics; organic semiconductor; biocompatible; compostable; n/a