Improvement of brightness, color purity, and operational stability of electrochemiluminescence devices with diphenylanthracene derivatives

Heedong Hwang, Jin Kon Kim, Hong Chul Moon

Research output: Contribution to journalArticlepeer-review

23 Scopus citations

Abstract

We synthesized a highly soluble ionophilic 9,10-diphenylanthracene (I-DPA) by incorporating imidazolium groups into a DPA core. With the prepared I-DPA as an electrochemiluminescence (ECL) luminophore, the resulting ECL device emitted blue light. In comparison with unmodified DPA, a well-known representative ECL blue emitter, the ECL device including I-DPA emitted brighter and purer blue light with improved operational stability. Due to excellent compatibility of the I-DPA with polyvinylacetate (gelator), we could successfully prepare homogeneous ECL gels, and fabricated flexible blue-emitting ECL devices on a plastic substrate.

Original languageEnglish
Pages (from-to)12513-12519
Number of pages7
JournalJournal of Materials Chemistry C
Volume5
Issue number47
DOIs
StatePublished - 2017

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