Overcoming the mobility penalty introduced by dipole disorder in small-molecule HTM films
Benjamin Vella, Miriam H. Fsadni, Thomas Pope, Marcin Giza, Fraser J. Angus, Ivan Shmarov, Paula L. Lalaguna, Michele Cariello, Claire Wilson, Malcolm Kadodwala, Thomas J. Penfold, Pablo Docampo, Graeme Cooke
Abstract
Strong dipoles in molecular HTMs can cause energetic disorder, leading to reduced mobility. This can be counteracted by a preferential antiparallel dipole ordering brought about by intermolecular hydrogen bond-assisted pairing.
Topics & Concepts
DipoleMaterials scienceCondensed matter physicsChemical physicsPhysicsQuantum mechanicsQuantum and electron transport phenomenaMolecular Junctions and NanostructuresMagnetic properties of thin films