Low‐Order Molecular Packing of Y‐Series Acceptors for High‐Efficiency Organic Photovoltaics
Ordered molecular packing is considered essential for optimizing organic optoelectronic properties. However, despite disordered morphologies with nanoscale phase‐separated structure, bulk heterojunction (BHJ) organic photovoltaics (OPVs) have recently achieved remarkable efficiencies exceeding 20% with Y6‐based non...