Shahalizad et al., 2019 - Google Patents
Enhanced near-infrared electroluminescence from a neodymium complex in organic light-emitting diodes with a solution-processed exciplex hostShahalizad et al., 2019
View PDF- Document ID
- 12829663927553246751
- Author
- Shahalizad A
- Kim D
- Rao Bobbara S
- Tsuchiya Y
- d'Aléo A
- Andraud C
- Ribierre J
- Nunzi J
- Adachi C
- Publication year
- Publication venue
- Applied Physics Letters
External Links
Snippet
We report enhanced near-infrared (NIR) electroluminescence from a Nd 3+-complex with thenoyltrifluoroacetone and 1, 10-phenanthroline ligands. The NIR-emitting complex was blended into an exciplex-forming co-host system comprising 2, 7-bis (diphenylphosphoryl) …
- 238000005401 electroluminescence 0 title abstract description 8
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- H01L51/0032—Selection of organic semiconducting materials, e.g. organic light sensitive or organic light emitting materials
- H01L51/005—Macromolecular systems with low molecular weight, e.g. cyanine dyes, coumarine dyes, tetrathiafulvalene
- H01L51/0062—Macromolecular systems with low molecular weight, e.g. cyanine dyes, coumarine dyes, tetrathiafulvalene aromatic compounds comprising a hetero atom, e.g.: N,P,S
- H01L51/0071—Polycyclic condensed heteroaromatic hydrocarbons
- H01L51/0072—Polycyclic condensed heteroaromatic hydrocarbons comprising only nitrogen in the heteroaromatic polycondensed ringsystem, e.g. phenanthroline, carbazole
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- H01L51/0032—Selection of organic semiconducting materials, e.g. organic light sensitive or organic light emitting materials
- H01L51/0077—Coordination compounds, e.g. porphyrin
- H01L51/0084—Transition metal complexes, e.g. Ru(II)polypyridine complexes
- H01L51/0085—Transition metal complexes, e.g. Ru(II)polypyridine complexes comprising Iridium
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- H01L51/50—Solid state devices using organic materials as the active part, or using a combination of organic materials with other materials as the active part; Processes or apparatus specially adapted for the manufacture or treatment of such devices, or of parts thereof specially adapted for light emission, e.g. organic light emitting diodes [OLED] or polymer light emitting devices [PLED];
- H01L51/5012—Electroluminescent [EL] layer
- H01L51/5016—Triplet emission
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- H01L51/0032—Selection of organic semiconducting materials, e.g. organic light sensitive or organic light emitting materials
- H01L51/005—Macromolecular systems with low molecular weight, e.g. cyanine dyes, coumarine dyes, tetrathiafulvalene
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- H01L51/005—Macromolecular systems with low molecular weight, e.g. cyanine dyes, coumarine dyes, tetrathiafulvalene
- H01L51/0059—Amine compounds having at least two aryl rest on at least one amine-nitrogen atom, e.g. triphenylamine
- H01L51/0061—Amine compounds having at least two aryl rest on at least one amine-nitrogen atom, e.g. triphenylamine comprising heteroaromatic hydrocarbons as substituents on the nitrogen atom
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- H01L51/0077—Coordination compounds, e.g. porphyrin
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- C09K11/00—Luminescent, e.g. electroluminescent, chemiluminescent materials
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