Nature Communications (Jan 2021)

The role of spin in the degradation of organic photovoltaics

  • Ivan Ramirez,
  • Alberto Privitera,
  • Safakath Karuthedath,
  • Anna Jungbluth,
  • Johannes Benduhn,
  • Andreas Sperlich,
  • Donato Spoltore,
  • Koen Vandewal,
  • Frédéric Laquai,
  • Moritz Riede

DOI
https://doi.org/10.1038/s41467-020-20601-6
Journal volume & issue
Vol. 12, no. 1
pp. 1 – 10

Abstract

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The commercialisation of organic photovoltaic technology calls for research on material degradation mechanisms. Ramirez et al. show that triplet excitons produced by back charge transfer can significantly impact the photo-stability of fullerene-based devices even in the absence of water and oxygen.