D–π–D molecular semiconductors for perovskite solar cells: the superior role of helical <i>versus</i> planar π-linkers
Niansheng Xu, Aibin Zheng, Yuefang Wei, Yi Yuan, Jing Zhang, Ming Lei, Peng Wang
Abstract
A thia[5]helicene based molecular semiconductor maintains π–π stacking, ensuring a large domain of molecular aggregates and a high hole mobility.
Topics & Concepts
StackingPlanarSemiconductorPerovskite (structure)HeliceneMaterials scienceCrystallographyOrganic semiconductorDomain (mathematical analysis)OptoelectronicsChemical physicsChemistryMoleculeComputer scienceOrganic chemistryMathematicsMathematical analysisComputer graphics (images)Perovskite Materials and ApplicationsSynthesis and Properties of Aromatic CompoundsOrganic Electronics and Photovoltaics