BODIPY–pyrene donor–acceptor sensitizers for triplet–triplet annihilation upconversion: the impact of the BODIPY-core on upconversion efficiency

Author:

Kiseleva Natalia1,Filatov Mikhail A.2ORCID,Fischer Jan C.1,Kaiser Milian1,Jakoby Marius1,Busko Dmitry1,Howard Ian A.13ORCID,Richards Bryce S.13ORCID,Turshatov Andrey1ORCID

Affiliation:

1. Institute of Microstructure Technology, Karlsruhe Institute of Technology, Hermann-von-Helmholtz-Platz 1, 76344, Eggenstein-Leopoldshofen, Germany

2. School of Chemical and Pharmaceutical Sciences, Technological University Dublin, City Campus, Grangegorman, Dublin 7, Ireland

3. Light Technology Institute, Karlsruhe Institute of Technology, Engesserstrasse 13, 76131 Karlsruhe, Germany

Abstract

BODIPY–pyrene heavy-atom-free donor–acceptor dyads are effective sensitizers for TTA-UC, with the highest TTA-UC quantum yield of 6.9% observed for the dyad with an unsubstituted BODIPY scaffold.

Funder

Helmholtz-Gemeinschaft

Deutscher Akademischer Austauschdienst

Publisher

Royal Society of Chemistry (RSC)

Subject

Physical and Theoretical Chemistry,General Physics and Astronomy

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