journal article·2017-02Open access

Direct Observation of Spin States Involved in Organic Electroluminescence Based on Thermally Activated Delayed Fluorescence

Stefan Väth, Kristofer Tvingstedt, Michael Auth, Andreas Sperlich, Asta Dabuliene, Juozas V. Grazulevicius, Pavlo Stakhira, Vladyslav Cherpak, Vladimir Dyakonov

Advanced Optical Materials· Volume 5· Issue 3

Abstract

The first application of electroluminescence detected electron spin resonance technique on electroluminescent thermally activated delayed fluorescence (TADF) devices is shown. It indubitably proves the involvement of spins in the emergence of TADF electroluminescence and reveals the temperature dependency of such spin-dependent processes on bilayer devices that consist of two different material systems.
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Research context

OpenAlex topics: Organic Light-Emitting Diodes Research · Organic Electronics and Photovoltaics · Luminescence and Fluorescent Materials

SciVX discovery tags are terminology-based. OpenAlex topics are source-provided classifications.

Affiliations

Experimental Physics VI Julius Maximilian University of Würzburg Am Hubland 97074 Würzburg Germany

Department of Polymer Chemistry and Technology Kaunas University of Technology Radvilenu pl. 19 LT‐50254 Kaunas Lithuania

Lviv Polytechnic National University S. Bandera 12 79013 Lviv Ukraine

Bavarian Centre for Applied Energy Research (ZAE Bayern) 97074 Würzburg Germany

Funding

Deutsche Forschungsgemeinschaft · Horizon 2020 · Bundesministerium für Bildung und Forschung · Deutsche Bundesstiftung Umwelt

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