Journal Article ITO-free devices large-area devices top-illuminated devices AgNWs transparent electrode ITO‐free devices Research Support, Non-U.S. Gov't Review all-polymer solar cells carrier dynamics carrier lifetime ceramic 3D printing composite electrode conductivity dilution effect flexible flexible electronics flexible organic photovoltaics green building hybrid electrodes hybrid materials intrinsically stretchable organic photovoltaics multicomponent multiphase morphology organic solar cells organic solar modules polymer precursor quaternary organic photovoltaics stretchability stretchable organic photovoltaics