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ACS Appl Mater Interfaces. 2015 Oct 07;7(39):21763-9. doi: 10.1021/acsami.5b05279. Epub 2015 Sep 22.

Two-Dimensional Perovskite Activation with an Organic Luminophore.

ACS applied materials & interfaces

Khaoula Jemli, Pierre Audebert, Laurent Galmiche, Gaelle Trippé-Allard, Damien Garrot, Jean-Sébastien Lauret, Emmanuelle Deleporte

Affiliations

  1. Laboratoire de Photophysique et Photochimie Supramoléculaires et Macromoléculaires de l'École Normale Supérieure de Cachan, 61 Avenue du Président Wilson, 94235 Cachan, France.
  2. Laboratoire Aimé Cotton, Ecole Normale Supérieure de Cachan, CNRS, Université Paris-Sud , Bâtiment 505 Campus d'Orsay, 91405 Orsay, France.
  3. Laboratoire de Physico-chimie des Microstructures et Microsystèmes Institut Préparatoire aux Etudes Scientifiques et Techniques, Route Sidi Bou Said, B.P. 51, 2075 La Marsa, Tunisia.
  4. Groupe d'Etudes de la Matière Condensée (GEMaC), CNRS, Université de Versailles Saint-Quentin-en-Yvelines , 45 Avenue des Etats-Unis, 78035 Versailles cedex, France.

PMID: 26340054 DOI: 10.1021/acsami.5b05279

Abstract

A great advantage of the hybrid organic-inorganic perovskites is the chemical flexibility and the possibility of a molecular engineering of each part of the material (the inorganic part and the organic part respectively) in order to improve or add some functionalities. An adequately chosen organic luminophore has been introduced inside a lead bromide type organic-inorganic perovskite, while respecting the two-dimensional perovskite structure. A substantial increase of the brilliance of the perovskite is obtained. This activation of the perovskite luminescence by the adequate engineering of the organic part is an original approach, and is particularly interesting in the framework of the light-emitting devices such as organic light-emitting diodes (OLEDs) or lasers.

Keywords: bidimensional structure; chemical synthesis; electronic materials; energy transfer; excitons; hybrid perovskites; organic−inorganic semiconductor; photoluminescence activation

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