Chapter 8Intersystem Crossing Processes in TADF Emitters

Christel M. Marian1, Jelena Föller1, Martin Kleinschmidt1, and Mihajlo Etinski2

1Heinrich‐Heine‐University Düsseldorf, Institute of Theoretical and Computational Chemistry, Universitätsstr. 1, 40225 Düsseldorf, Germany

2University of Belgrade, Faculty of Physical Chemistry, Studentski Trg 12‐16, 11000 Belgrade, Serbia

8.1 Introduction

This chapter gives a brief overview over quantum chemical methods for computing rate constants of radiative and nonradiative molecular excited‐state processes and summarizes our recent theoretical research on the photophysics of thermally activated delayed fluorescence (TADF) emitters.

8.1.1 Electroluminescent Emitters

In the first organic light‐emitting diodes ...

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