Triplet sensitization by perovskite nanocrystals for photon upconversion

The potential of three-dimensional (3D) metal-halide perovskites to sensitize organic triplets is unveiled. Nanocrystals of surface-modified inorganic cesium lead halide perovskites (CsPbX , X = Br/I) are found to work as efficient triplet sensitizers for photon upconversion based on triplet-triplet...

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Veröffentlicht in:Chemical communications (Cambridge, England) England), 2017, Vol.53 (59), p.8261-8264
Hauptverfasser: Mase, Kazuma, Okumura, Keisuke, Yanai, Nobuhiro, Kimizuka, Nobuo
Format: Artikel
Sprache:eng
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Zusammenfassung:The potential of three-dimensional (3D) metal-halide perovskites to sensitize organic triplets is unveiled. Nanocrystals of surface-modified inorganic cesium lead halide perovskites (CsPbX , X = Br/I) are found to work as efficient triplet sensitizers for photon upconversion based on triplet-triplet annihilation (TTA-UC) at low excitation intensity.
ISSN:1359-7345
1364-548X
DOI:10.1039/c7cc03087h