Long-Living Light-Emitting Electrochemical Cells – Control through Supramolecular Interactions


  • This work has been supported by the European Union (Heteromolmat, STRP 516982), ESF Eurocores-05SONS-FP-021, the Spanish Ministry of Education and Science (MEC) (MAT2006-28185-E, MAT2007-61584, CSD2007-00010 and CTQ2006-14987-C02-02), the Generalitat Valenciana, European FEDER funds, the Swiss National Science Foundation and the Swiss National Center of Competence in Research “Nanoscale Science”. H. J. B and R. D. C. acknowledge the support of the Program “Ramon y Cajal” and a FPU grant, respectively, of the MEC. Jorge Ferrando's assistance with the lifetime setup is greatly appreciated. Supporting Information is available online from Wiley InterScience or from the authors.


original image

Light-emitting electrochemical cells with lifetimes surpassing 3000 hours at an average luminance of 200 cd m−2 are obtained with an ionic iridium(III) complex conveniently designed to form a supramolecularly caged structure.