Abstract

A volatile Eu complex, Eu(TTA) 3 (phen) (TTA=thenoyltrifluoroacetone, phen=1,10-phenanthroline), was synthesized and applied to an electroluminescent (EL) cell structure of [ITO(=indium-tin-oxide)/hole transporting layer/emitting layer (host material=azomethin zinc complex, and dopant= Eu(TTA) 3 (phen))/MgIn]. The emitting layers were formed by a codeposition technique. A red emission (EL peak wavelength 614 nm) with a very sharp spectral band was observed from the EL cell with 5 wt% Eu(TTA) 3 (phen), and a maximum luminance of 137 cd/m 2 was achieved.

Keywords

ElectroluminescenceEuropiumThenoyltrifluoroacetoneDopantMaterials scienceIndium tin oxideIndiumZincLayer (electronics)Analytical Chemistry (journal)LuminescenceOptoelectronicsChemistryDopingNanotechnologyMetallurgyOrganic chemistry

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Publication Info

Year
1995
Type
article
Volume
34
Issue
4R
Pages
1883-1883
Citations
140
Access
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Takeshi Sano, Masayuki Fujita, Takanori Fujii et al. (1995). Novel Europium Complex for Electroluminescent Devices with Sharp Red Emission. Japanese Journal of Applied Physics , 34 (4R) , 1883-1883. https://doi.org/10.1143/jjap.34.1883

Identifiers

DOI
10.1143/jjap.34.1883