Excitonic Polarons and Self-Trapped Excitons from First-Principles Exciton-Phonon Couplings.
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DOI: 10.1103/physrevlett.132.036902
Abstract: Excitons consist of electrons and holes held together by their attractive Coulomb interaction. Although excitons are neutral excitations, spatial fluctuations in their charge density couple with the ions of the crystal lattice. This coupling can… read more here.
Keywords: polarons self; excitonic polarons; trapped excitons; excitons first ... See more keywords