Journal Article ITO-free devices large-area devices top-illuminated devices AgNWs transparent electrode ITO‐free devices Research Support, Non-U.S. Gov't all-polymer solar cells carrier dynamics carrier lifetime composite electrode conductivity dilution effect flexible flexible organic photovoltaics hybrid electrodes intrinsically stretchable organic photovoltaics multicomponent multiphase morphology organic solar cells organic solar modules quaternary organic photovoltaics stretchability stretchable organic photovoltaics stretchable transparent electrodes ternary strategy thick films