Nature Communications (Jun 2019)

Impact of molecular quadrupole moments on the energy levels at organic heterojunctions

  • Martin Schwarze,
  • Karl Sebastian Schellhammer,
  • Katrin Ortstein,
  • Johannes Benduhn,
  • Christopher Gaul,
  • Alexander Hinderhofer,
  • Lorena Perdigón Toro,
  • Reinhard Scholz,
  • Jonas Kublitski,
  • Steffen Roland,
  • Matthias Lau,
  • Carl Poelking,
  • Denis Andrienko,
  • Gianaurelio Cuniberti,
  • Frank Schreiber,
  • Dieter Neher,
  • Koen Vandewal,
  • Frank Ortmann,
  • Karl Leo

DOI
https://doi.org/10.1038/s41467-019-10435-2
Journal volume & issue
Vol. 10, no. 1
pp. 1 – 9

Abstract

Read online

The performance of organic semiconductor devices depends heavily on molecular parameters. Here, Schwarze et al. point out that the molecular quadrupole moment largely influences device energy levels and show how quadrupole moments can reduce the energy barrier for charge generation in solar cells.