Uphill and downhill charge generation from charge transfer to charge separated states in organic solar cells

Shahidul Alam; Vojtěch Nádaždy; Tomáš Váry; Christian Friebe; Rico Meitzner; Johannes Ahner; Aman Anand; Safakath Karuthedath; Catherine S. P. De Castro; Clemens Göhler; Stefanie Dietz; Jonathan Cann; Christian Kästner; A. Konkin; Wichard J. D. Beenken; Arthur Markus Anton; Christoph Ulbricht; Andreas Sperlich; Martin D. Hager; Uwe Ritter; Friedrich Kremer; Oliver Brüggemann; Ulrich Sigmar Schubert; Daniel Ayuk Mbi Egbe; Gregory C. Welch; Vladimir Dyakonov; Carsten Deibel; Frédéric Laquai; Harald Hoppe

doi:10.1039/d1tc02351a

Abstract

1 min read

Energy level alignments at the organic donor–acceptor interface cannot be predicted from cyclic voltammetry. Onsets for joint density of states and charge generation, reveal cases of energy uphill and – newly observed – downhill charge generation.

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